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HomeMy WebLinkAboutNCS000156_Fact sheet binder_20230907 DEQ / DEMLR FACT SHEET FOR NPDES INDUSTRIAL INDIVIDUAL STORMWATER PERMIT DEVELOPMENT Basic Information for Permit Issuance and Renewals: Permit Writer/Date Brianna Young 8/28/2023 Permit Number NCS000156 Owner/Facility Name Bakelite,LLC/Bakelite Synthetics 2869 (325199)/Chemical Manufacturing; Industrial SIC(NAICS)Code/Category Organic Chemicals(All Other Basic Organic Chemical Manufacturing) Basin Name/Sub-basin number Cape Fear/03-06-17 Receiving Stream/HUC UT to Mill Creek/030300050303 Stream Classification/Stream Segment C; Sw/ 18-64-15 Is the stream impaired on 303 d list]? No Any TMDLs? No Any threatened and/or endangered species? See Section 2 below Any compliance concerns? See Section 2 (below) Any permit mods since lastpermit? See Section 1 below New expiration date 9/30/2028 Comments on Draft Permit? See Section 6 below Section 1. Facility Activities and Process: Bakelite Synthetics is a chemical manufacturing facility that produces formaldehyde and hexamethylene-tetramine (hexamine). The formaldehyde Chemical Manufacturing Process Unit (CMPU)I converts methanol into formaldehyde through a catalytic oxidation process. The CMPU includes three (3) reactors and two (2) absorption columns for recovering the product, one (1) scrubber for the storage tanks, and the loading rack. The Special Project Miscellaneous Organic Chemical Manufacturing Process Unit(MCPU) can manufacture various products, including ketone resins, using batch reactors. This area of the plant has not been operated in several years, and portions of the unit have been systematically disassembled and sent for scrap recycling. The Hexamine CMPU1 is where hexamine is formed by reacting formaldehyde and ammonia. The CMPU includes a reactor, evaporator, crystallizers, and a centrifuge. The plant also includes raw material handling and storage operations, utility operations (including steam production), and finished product loadout activities. Per information in the permit history file, there was an SWO08 based on monitoring and BPJ. Hexion asked to add `Stormwater outfalls applicable to Hexion, Specialty Chemicals, Inc. and referred to in this individual stormwater permit are SW outfalls 003, 004, 006, 008 and 009.' The permit history stated that "in light of any possible dispute over discharges between sites and the possibility of adding another stormwater outfall to Hexion, [DEQ] will keep outfalls as "SDO" (with the exception of the named outfalls for certain parameters) for all 3 sites (Hexion, Silar and Oak Bark)."Per information from the permittee in an email dated 7/22/2022, 008 was discharging in conjunction with 009 so 008/009 was changed to just 009. Changes at the facility since the last permit include closing the Closed Loop Recycle system(lined retention pond) and shutdown of special projects (manufacturing of KF resin). Oak Bark(a chemical company on the same site) shut down production in 2011. Page 1 of 8 Outfall SW003: Drainage area includes warehouse#3 and a firewater tank. A vegetated swale with concrete v-notch weir is incorporated. Outfall SW004: Drainage area includes methanol tanks, hexamine production area, packaging warehouse, Warehouse #2, Warehouse#4, special projects production area(not in operation), and HCHO production area. Inlet protection and rock weirs along drainage path are incorporated. Outfall SW006: Drainage area includes a duck pond, Warehouse#1, and QC lab. An onsite retention pond with riser is incorporated. Outfall SW009: Drainage area includes the maintenance building. Inlet protection is incorporated. Why Industrial Sites with Stormwater are Subject to a Permit: Federal NPDES regulations define stormwater discharge associated with industrial activity in 40 CFR §122.26 (b)(14) as: "the discharge from any conveyance that is used for collecting and conveying storm water and that is directly related to manufacturing,processing or raw materials storage areas at an industrial plant. The term does not include discharges from facilities or activities excluded from the NPDES program under this part 122. For the categories of industries identified in this section, the term includes, but is not limited to, storm water [sic] discharges from industrial plant yards; immediate access roads and rail lines used or traveled by carriers of raw materials, manufactured products, waste material, or byproducts used or created by the facility; material handling sites; refuse sites; sites used for the application or disposal of process waste waters (as defined at part 401 of this chapter); sites used for the storage and maintenance of material handling equipment; sites used for residual treatment, storage, or disposal; shipping and receiving areas; manufacturing buildings; storage areas (including tank farms) for raw materials, and intermediate and final products; and areas where industrial activity has taken place in the past and significant materials remain and are exposed to storm water. For the purposes of this paragraph, material handling activities include storage, loading and unloading, transportation, or conveyance of any raw material, intermediate product, final product, byproduct or waste product. The term excludes areas located on plant lands separate from the plant's industrial activities, such as office buildings and accompanying parking lots as long as the drainage from the excluded areas is not mixed with storm water [sic] drained from the above described areas." Section 2. Monitoring Information and Compliance History: • January 2011 to May 2022, benchmarks exceeded for: o SW003: TSS Ix, BOD lOx, COD 13x,NH3 55x, TKN 43,NO3+NO2 21x, TP Ix, TRC 8x, Formaldehyde 46x, Copper 61x, Zinc 37x, pH I o SW004: TSS 2x, BOD 28x, COD 38x,NH3 27x, TKN 32x,NO3+NO2 22x, TRC 4x, Formaldehyde 60x, Copper 65x, Zinc 63x, Lead Ix, pH 3x o SW006: TSS 2x, BOD 2x, COD 12x,NH3 5x, TKN 4x,NO3+NO2 Ix, TRC 23x, Formaldehyde 41x, Copper 8x, Zinc IOx, pH 3x o SW009: TSS 5x, BOD 2x, COD 3x,NH3 Ix, TKN 2x, TRC 14x, Formaldehyde 20x, Copper 33x, Zinc 40x Page 2 of 8 • Aquatic toxicity tests 2016-2021: o SW004: Failed 6/2021 test o All other toxicity tests at all outfalls passed during this time The permit file history indicates a history of significant issues at the facility. Per a DEQ email from 6/21/2012: • WIRO had a bad environmental citizen in Wright Chemical for many years. They were not able to accomplish much with this stormwater permittee. The site has one or more SWMUs or similar buried treasures. • The receiving water is grossly polluted, but not just from Wright. Upstream facilities also are suspected of impacting the tidal creek. • The facility made hexamine, an industrial intermediate. Hexamine is produced from nitrogen- containing feedstocks. Facility housekeeping was poor per observations in the past, and it was clear that site management was not motivated or was not competent to effectively manage polluted discharges. • More recently: Wright Chemical became Hexion; other ownership/name changes subsequently occurred, and the current configuration of the site includes three independent companies: Silar, Momentive, and Oak Bark. To a problematic degree, the three companies have intertwining ownership boundaries on the site, and the path of stormwater runoff does not respect the company boundaries. • SPU rescinded the Wright Chemical permit, and eventually issued three individual, and identical, stormwater permits in October 2010. The three permits all test for the same pollutants, and all have the same tiered structure for responses to benchmark exceedances. Threatened/Endangered Species: Coppery Emerald(Somatochlora georgiana; NC Status: SR) and Spring-flowering Goldenrod(Solidago verna; NC status: T) are in the immediate vicinity of the facility. There are additional species of concern in the vicinity of the facility, including: Dissected Sneezeweed(Helenium pinnatifidum; NC status: SR- P), Savanna Indigo-bush (Amorpha confuse;NC status: T), Hooker's Milkwort(Polygala hookeri; NC status: SC-V), Rough-leaf Loosestrife (Lysimachia asperulifolia; NC and Federal status: E), Venus Flytrap (Dionaea muscipula;NC status: T), Bigleaf Grass-of-Parnassus (Parnassia grandifolia;NC status: T), Social Sedge (Carex socialis;NC Status: SR-P), Atlantic Sturgeon(Acipenser oxyrinchus oxyrinchus;NC and Federal status: E), and Shortnose Sturgeon(Acipenser brevirostrum;NC and Federal status: E). Section 3. Proposed Monitoring for Stormwater Discharges: The Division considered potential pollutants from past and present industrial activities and data was submitted for January 2011 to May 2022. Quantitative sampling included pH, TSS, BOD, COD, TKN, Nitrate+Nitrite-N, ammonia as nitrogen, TP, hexamine, formaldehyde, methanol, TRC, total lead, total copper, total zinc, acute toxicity LC50, and non-polar O&G. Parameters are based on potential pollutants in the drainage area, sampling results, and in some cases, dependent upon future activities (e.g., ash removal through the drainage area). Below is a table of the proposed monitoring for each outfall at Bakelite Synthetics. Page 3 of 8 Outfalls SW003, SW004, SW006, and SWO09 Quarterly monitoring Total Suspended Solids (TSS) BASIS: Potential pollutant from drainage area and BMP effectiveness indicator. Quarterly monitoring H BASIS: Pollutant indicator and important to interpreting toxicity p potential of metals. Quarterly monitoring Total Rainfall BASIS: Discharge potential indicator Quarterly monitoring Non-Polar Oil &Grease BASIS: Potential pollutant from lubricants; Method 1664 SGT- HEM targets petroleum-based O&G Quarterly monitoring Monthly Oil Usage BASIS: Potential pollutant from drainage area Quarterly monitoring BOD BASIS: Discharge potential indicator Quarterly monitoring COD BASIS: Discharge potential indicator Quarterly monitoring Ammonia Nitrogen BASIS: Discharge potential indicator Quarterly monitoring BASIS: Discharge potential indicator; Total Kjeldahl Nitrogen Total Nitrogen (TKN) and Nitrate+Nitrite-N (NO2 +NO3-N) monitoring previously required Quarterly monitoring Total Phosphorus BASIS: Total Residual Chlorine Quarterly monitoring (TRC) BASIS: Potential pollutant from drainage area Quarterly monitoring Hexamine BASIS: Potential pollutant from drainage area Quarterly monitoring Formaldehyde BASIS: Potential pollutant from drainage area Quarterly monitoring Methanol BASIS: Potential pollutant from drainage area Total Copper Quarterly monitoring Page 4 of 8 BASIS: Potential pollutant from drainage area Quarterly monitoring Total Lead BASIS: Potential pollutant from drainage area Quarterly monitoring Total Zinc BASIS: Potential pollutant from drainage area Quarterly monitoring Total Hardness BASIS: Monitoring for hardness-dependent metals required. Quarterly monitoring BASIS: Toxicity indicator; multiple toxic sources onsite and Acute Toxicity unknown chemical mixing resulting in unknown environmental toxicity Stormwater Benchmarks and Tiered Response: Rather than limits,North Carolina NPDES Stormwater permits contain benchmark concentrations. Stormwater benchmarks are numerical action levels for stormwater monitoring. Benchmarks are not effluent limits, and benchmark exceedances are not permit violations. Benchmarks provide facilities a tool for assessing the significance of pollutants in stormwater discharges and the effectiveness of best management practices (BMPs). Benchmark concentrations are intended as guidelines for the facility's development and implementation of the Stormwater Pollution Prevention Plan(SWPPP). Benchmark exceedances require the permittee to increase monitoring, increase management actions, increase record keeping, and/or install stormwater BMPs in a tiered program. The permit establishes a tiered approach to specify actions the permittee must take in response to analytical results above benchmark concentrations. The tiered structure of the permit provides the permittee and DEMLR wide flexibility to address issues that may arise with one or more parameters and/or outfalls. Metals benchmarks are calculated to mimic acute water quality standards and with the guidance of DWR. NC DWR follows established federal procedures for calculating acute standards when developing the benchmarks. Just like the acute standards, metals benchmarks normally reflect one half of the calculated Final Acute Value (the "1/2 FAV"). In most cases, translation into total recoverable values is based on an assumed hardness of 25 mg/L and a total suspended solids (TSS) concentration of 10 mg/L. Acute standards protect aquatic life from negative impacts of short-term exposure to higher levels of chemicals where the discharge enters a waterbody. The Stormwater Permitting Program applies this approach because of the ephemeral nature of rainfall events. The Division may evaluate results to determine if a smaller suite of parameters for some outfalls is adequate to characterize potential pollution or BMP effectiveness. For example, one or more metals or other parameters may serve as an adequate tracer for the presence of ash pollution during disturbance or ash removal in specific drainage areas at this site. For parameters that do not have a stormwater benchmark, the Division may develop a benchmark value if appropriate toxicity data become available or if rising trends in concentrations suggest a persistent source. A summary of the benchmarks in the draft permit, and their basis, is below: Page 5 of 8 Parameter Benchmark Basis Total Suspended Solids 100 mg/L National Urban Runoff Program (NURP) Study, 1983 TSS H 6 s.u. —9 s.u. NC Water Quality Standard(Range) Non-Polar Oil & Grease, Review of other state's daily maximum benchmark EPA Method 1664 15 mg/L concentration for this more targeted O&G; NC WQS SGT-HEM that does not allow oil sheen in waters BOD 30 mg/L BPJ; Based on Secondary Treatment Regulation(40 CFR 133.03 COD 120 mg/L BPJ; Generally found at levels 4x BOD5 in domestic wastewaters Total Nitrogen 30 mg/L TKN+Nitrate+Nitrite Benchmarks (Expressed in mg/L of N Total Phosphorus 2 mg/L BPJ; Based on wastewater permit limits for NSW waters Ammonia Nitrogen At 7.5 s.u. pH and summer(26°C)temperature from (summer) 5.6 mg/L Wasteload Allocation document for the coastal plain re ion worst-case scenario Ammonia Nitrogen At 7.5 s.u. pH and winter(14°C)temperature from 15 mg/L Wasteload Allocation document for the coastal plain (winter) re ion worst-case scenario Total Residual Chlorine 28 gg/L %2 FAV(NC's calculation, not EPA's) TRC Hexamine 25,000 mg/L Based on the lowest available LC50 for the freshwater fish Pime hales promelas Formaldehyde 0.5 mg/L 1/2 FAV Methanol 6,400 mg/L Species Mean Acute Value of two 96-hour equilibrium EC50 endpoints for Le omis machrochiris blue ill Total Copper 10 /L Acute Aquatic Criterion, 1/2 FAV Total Lead 75 /L Acute Aquatic Criterion, 1/2 FAV Total Zinc 126 /L Acute Aquatic Criterion, %2 FAV Acute Toxicity IWC = 90% NC DEQ Aquatic Toxicology guidance Stormwater Pollution Prevention Plan: The proposed permit conditions reflect the EPA and NC's pollution prevention approach to stormwater permitting. The Division's maintains that implementation of Best Management Practices (BMPs) and traditional stormwater management practices that control the source of pollutants meets the definition of Best Available Technology (BAT) and Best Conventional Pollutant Control Technology(BCT). The permit conditions are not numeric effluent limitations but are designed to be flexible requirements for implementing site-specific plans to minimize and control pollutants in stormwater discharges associated with the industrial activity. Title 40 Code of Federal Regulations (CFR) §122.44(k)(2) authorizes the use of BMPs in lieu of numeric effluent limitations in NPDES permits when the agency finds numeric effluent limitations to be infeasible. The agency may also impose BMP requirements which are "reasonably necessary" to carry out the purposes of the Act under the authority of 40 CFR 122.44(k)(3). The conditions proposed in this draft permit are included under the authority of both of these regulatory provisions. In essence, the pollution prevention and BMP requirements operate as limitations on effluent discharges that reflect the application of BAT/BCT. Flexibility in Tier Responses: Tier Two actions provide an opportunity for the permittee to propose an alternative monitoring plan for approval by the Region: Page 6 of 8 • Alternatively, in lieu of steps 2 and 3, the permittee may, after two consecutive exceedances, exercise the option of contacting the DEMLR Regional Engineer as provided below in Tier Three. The Regional Engineer may direct the response actions on the part of the permittee as provided in Tier Three, including reduced or additional sampling parameters or frequency. • If pursuing the alternative above after two consecutive exceedances, the permittee may propose an alternative monitoring plan for approval by the Regional Engineer. The permit therefore allows the permittee to petition the Regional Office for monitoring changes sooner than Tier Three (upon any four benchmark exceedances) and gives guidance on one option to take. For example, the permittee may request that mercury only be monitored semi-annually under the tiers, or that only parameters over the benchmark be monitored more frequently. In this way, changes to the monitoring scheme for any outfall could be handled outside of a permit modification. Other Proposed Requirements: • It is standard for Stormwater Pollution Prevention Plan(SWPPP)requirements to include an annual certification that stormwater outfalls have been evaluated for the presence of non- stormwater discharges, and if any are identified, how those discharges are permitted or otherwise authorized. • Requirement to submit a request for permit modification if the facility identifies or creates any new outfalls, removes outfalls, or alters any drainage area that changes potential pollutants. • The Division expects the permittee to apply best professional judgment and consider the safety of its personnel in fulfilling sampling obligations under the permit. • Federal regulations require electronic submittal of all discharge monitoring reports (DMRs). If a state does not establish a system to receive such submittals, then permittees must submit DMRs electronically to the EPA. • Quarterly QualitativeNisual Monitoring to assure regular observation of outfalls throughout year. Section 4. Changes from previous permit to draft: • "No discharge" clarifications made • eDMR requirement added • Boilerplate language moved into body of the permit; boilerplate no longer attached • Feasibility study removed • Outfall-specific monitoring implemented • SWPPP requirements in Part B updated to incorporate superfund site clean-up activities • Monitoring for total hardness added for all outfalls as monitoring for hardness dependent metals is required • Monitoring for TKN and Nitrate+Nitrite-N (NO2+NOs-N) replaced with Total Nitrogen for all outfalls • Updated toxicity testing condition and monitoring frequency increased to quarterly • Benchmarks updated for parameters per guidance from DWR Standards group on stormwater benchmarks Page 7 of 8 Section 5. Changes from draft to final: • None Section 6. Discussions with the Facility and Regional Office: • Initial contact with facility: 6/21/2022 • Initial contact with Regional Office: 6/21/2022 • Draft sent to CO peer review: 7/6/2023 • Draft sent to Regional Office: 7/21/2023 • Final permit sent for supervisor signature: 8/28/2023 Section 7. Comments received on draft permit: • David Mattison (DWM; via email 8/2/2023): No comments. These facilities are part of the former Wright Chemical Corporation NPL Site located in Riegelwood, Columbus County,North Carolina. • Cindy Moore (Aquatic Tox; via email 8/11/2023): The only change would be to update the reporting email addy to the deq.nc.gov. • Sara Hlatky (EHS Support on behalf of permittee; via email 8/17/2023): o Correction is needed for the Location Map on Page 6 of 41 of the Draft Permit: Incorrect location is identified,please see the attached location map for the correct location. ■ DEMLR Response: The site map has been updated to reflect the arrow pointing to the correct facility location. o Clarification of measurable storm event: The previous permit identified a representative storm event of 0.1-inches. Is there a quantitative value that should be used as a guideline for a measurable storm event? ■ DEMLR Response: A measurable storm event is defined under Part J of the issued permit. Please refer to this definition. o Clarification of the implementation of sampling schedule upon issuance: In relation to the existing sampling event, at what point will the new sampling schedule need to be implemented? For example, based on the new permit schedule, if sampling is performed on August 1st (previous permit) however the new permit is finalized on September 20th, will a new sample need to be taken by September 30th? ■ DEMLR Response: Part E Section E-1 of the permit contains information regarding when samples shall be taken. Page 8 of 8 LOCAL180 PO Box 631697 Cincinnati, OH 45263-1697 StarNews I The Dispatch Times-News NORTH CAROLINA ENVI- PROOF OF PUBLICATION RONMENTAL MANAGE- MENT COMMISSION INTENT TO ISSUE Brianna Young D SDCHARGE PERMITS Joyce Sanford The mental rth Carolina Environ- Management Nc Division Of Energy,Mineral And Land Resources Commission Proposes to issue NPDES stormwater 1612 Mail Service CTR discharge Permits) to the persons) listed below. Raleigh NC 27699-1600 Public comment or obiection to the draft permits is invited. Written comments regarding the proposed Perm it willuntil STATE OF NORTH CAROLINA, COUNTY OF NEW HANOVER 30 days aftertheccepted Publ h date of this notice and considered in the final determination The Wilmington Star-News, a newspaper printed and published in regarding permit issuance and Permit Provisions. The the city of Wilmington,and of general circulation in the County of Director of the NC Division New Hanover, State of North Carolina,and personal knowledge of of Land Energy, ResourcesMineral, and the facts herein state and that the notice hereto annexed was may hold a public hearing in the issue dated: shoals there be a significant Published in said newspapers degree of Public interest. Please mail comments and/or information requests 07/26/2023 to DEMLR at 1612 Mail Service Center, Raleigh, NC 27699-1612. and that the fees charged are legal. • Bakelite Synthetics [333 Neils Eddy Road, Riegel- Sworn to and subscribed before on 07/26/2023 wood, NC 284561 has requested renewal of permit NCS000156 for the Bakelite Synthetics facility in Colum- bus County. This facility discharges to an unnamed tributary to Mill Creek in the Cape Fear River Basin. • Entegris, Inc. [333 Neils Eddy Road, Riegelwood, NC 284561 has requested renewal of permit NCS000533 for the Entegris, Inc. facility in Columbus County.This facil- ity discharges to an unnamed tributary to Mill Creek in the Cape Fear River Basin. Legal Clerk Interested persons may visit g DEMLR at 512 N. Salisbury Street, Raleigh, NC 27604 to review information on file. _ Additional information on Notary,State o 1,CO Sty Of Brown NPDES Permits and this �ry notice may be found on our (/- website: https://deq.nc.gov/about/divis ions/energy-mineral-and- My commision expires land-resources/stormwo- ter/stormwater- Publication Cost: $200.20 Program/stormwater-public- notices, or by contacting Order No: 9086900 #Of Co pies: Brianna Young at p brianna.Young@deq.nc.gov or Customer No: 745790 1 919-707-3647. PO#: THIS IS NOT AN INVOICE! Please do not use this form for payment remittance. KAITLYN FELTY Notary Public State of Wisconsin I,' Page 1 of 1 Young, Brianna A From: Sara Hlatky <Sara.Hlatky@ehs-support.com> Sent: Thursday, August 17, 2023 1:40 PM To: Young, Brianna A Cc: Amy Bauer; Thompson, Emily Subject: [External] NPDES Permit NCS000156 Comments Attachments: Outlook-f02vxrms; Location Map (1).pdf, NCS000156_Draft Permit_20230721 (2).pdf CAUTION: External email. Do not click links or open attachments unless verified. Report suspicious emails with the Report Message button located on your Outlook menu bar on the Home tab. Hello Brianna, Below is a submittal of comments on the behalf of Bakelite Synthetics in Columbus County for the renewal application of NPDES permit NCS000156. • Correction is needed for the Location Map on Page 6 of 41 of the Draft Permit. o Incorrect location is identified, please see the attached location map for the correct location. • Clarification of measurable storm event. o The previous permit identified a representative storm event of 0.1-inches. Is there a quantitative value that should be used as a guideline for a measurable storm event? • Clarification of the implementation of sampling schedule upon issuance. o In relation to the existing sampling event, at what point will the new sampling schedule need to be implemented? For example, based on the new permit schedule, if sampling is performed on August 1st (previous permit) however the new permit is finalized on September 20th, will a new sample need to be taken by September 30th? Please let me know if you have any questions. Thank you, Sara Hlatky Compliance Specialist e. Sara.HlatkvCcDehs-support.com p. 724-998-6691 o. Morgantown, WV w. ehs-support.com E IH S Support ••k '.- �,.10 .71 --- �� ter' Site Location VMS • , *' . "�► _ m 14 41p- u ., 41 v _ 00. a 3 ui w� 0 1000 2000 <a, SCALE IN FEET k`O w PROJECT: DRAWN BY: A PEEBLES x 4Q BAKELITE SYNTHETICS CHECKED BY: T WALL ACME, NORTH CAROLINA Uw C�2TRC APPROVED BY: J KIRLIN Qa DATE: APRIL 2019 TITLE: PROJ.NO.: 314134.0000.0000 50 International Drive Z Patewood Plaza Three,Suite 150 SITE LOCATION MAP FILE: HEXION_VIC—ACME.dwg Greenville,SC 29615 Phone:864.281.0030 FIGURE 1 ve5mn:2017-IM, Young, Brianna A From: Moore, Cindy Sent: Friday, August 11, 2023 1:10 PM To: Young, Brianna A; Nicholson, Molly Subject: Re: Draft stormwater permits NCS000533 and NCS000156 1 have reviewed these 2 stormwater permits. They only chnage would be to update the reporting email addy to the deq.nc.gov From: Nicholson, Molly<molly.nicholson@deq.nc.gov> Sent: Friday,August 11, 2023 12:43 PM To: Moore, Cindy<cindy.a.moore@deq.nc.gov> Subject: FW: Draft stormwater permits NCS000533 and NCS000156 Here is also a stormwater draft permit that came through recently if you want to take a look at it. Let me know if I need to do anything with this one. I think I have now caught up on all the draft permits that have come to me.Woohoo! From:Young, Brianna A<Brianna.Young@deq.nc.gov> Sent: Friday,July 21, 2023 10:17 AM To: Moore, Cindy<cindy.a.moore@deq.nc.gov> Cc: Nicholson, Molly<molly.nicholson@deq.nc.gov> Subject: Draft stormwater permits NCS000533 and NCS000156 Good morning, The draft stormwater permits NCS000533 and NCS000156 have been submitted for public notice.These permits contain aquatic tox monitoring. Please provide any comments by August 21, 2023. Thank you, Brianna Young, MS(she/her) Industrial Individual Permits Coordinator Stormwater Permitting Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@deg.nc.gov(e-mail preferred)PLEASE NOTE NEW EMAIL ADDRESS **DEQ is updating its email addresses to @deq.nc.gov in phases from May 1st to June 9th. Employee email addresses may look different, but email performance will not be impacted. 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. i The Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Please check with the appropriate staff before visiting our offices, as we may be able to handle your requests by phone or email. Email correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties by an authorized state official. 2 Young, Brianna A From: Mattison, David Sent: Wednesday,August 2, 2023 11:24 AM To: Young, Brianna A; Qi, Qu Cc: zeller.craig@epa.gov; acker.adam@epa.gov Subject: RE: Draft stormwater permits NCS000533 and NCS000156 Brianna, The NCDEQ DWM Superfund Section has reviewed Draft NPDES Stormwater Permit NCS000156-Bakelite Synthetics and Draft NPDES Stormwater Permit NCS000533-Entegris, Inc. and has no comments. These facilities are part of the former Wright Chemical Corporation NPL Site located in Riegelwood, Columbus County, North Carolina. Please feel free to contact me if you have any questions or concerns. Thanks, Dave Please note my email address has changed to d avid.mattison9decl.nc.gov. David B. Mattison (he/him/his) Environmental Engineer,Superfund Section Division of Waste Management North Carolina Department of Environmental Quality Office: (919) 707-8336 1 Cell: (919) 656-5939 david.mattison@deq.nc.gov .,r.-���D.E NORTH CAROLENA Department of Environmental Quality Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. From:Young, Brianna A<Brianna.Young@deq.nc.gov> Sent: Friday,July 21, 2023 10:20 AM To: Mattison, David <david.mattison@deq.nc.gov>; Qi, Qu <qu.gi@deq.nc.gov> Subject: Draft stormwater permits NCS000533 and NCS000156 Good morning, The Stormwater Permitting Program has submitted draft permits to public notice for the Entegris, Inc. (NCS000533) and Bakelite Synthetics (NCS000156) facilities.These facilities are part of the former Wright Chemical Superfund site located in Columbus County. Please provide any comments on the draft permits by August 21, 2023. 1 Thank you, Brianna Young, MS(she/her) Industrial Individual Permits Coordinator Stormwater Permitting Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@deq.nc.gov(e-mail preferred)PLEASE NOTE NEW EMAIL ADDRESS **DEQ is updating its email addresses to @deq.nc.gov in phases from May 1st to June 9th. Employee email addresses may look different, but email performance will not be impacted. 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. The Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Please check with the appropriate staff before visiting our offices, as we may be able to handle your requests by phone or email. Email correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties by an authorized state official. 2 Compliance Inspection Report Permit:NCS000156 Effective: 11/01/10 Expiration: 10/31/15 Owner: Bakelite LLC SOC: Effective: Expiration: Facility: Bakelite Synthetics County: Columbus 333 Neils Eddy Rd Region: Wilmington Riegelwood NC 28456 Contact Person:Emily Thompson Title: Phone: 502-381-5513 Directions to Facility: Hwy 74 W to Riegelwood area, right on NCSR 1878 go approx. 2 miles, right on NCSR 1820, go approx. 1/4 mile, left on NCSR 1818, go approx. 1/4 mile to plant entrance on left. System Classifications: SWNC, Primary ORC: Certification: Phone: Secondary ORC(s): On-Site Representative(s): Related Permits: Inspection Date: 08/09/2022 Entry Time 10:OOAM Exit Time: 12:OOPM Primary Inspector:Brian P Lambe Phone: Secondary Inspector(s): Reason for Inspection: Routine Inspection Type: Compliance Evaluation Permit Inspection Type: Stormwater Discharge, Individual Facility Status: ❑ Compliant Not Compliant Question Areas: Storm Water (See attachment summary) Page 1 of 4 Permit: NCS000156 Owner-Facility:Bakelite LLC Inspection Date: 08/09/2022 Inspection Type:Compliance Evaluation Reason for Visit: Routine Inspection Summary: Met with Emily Thompson and Joel Johnson of Bakelite. Reviewed the SPPP and conducted facility inspection. Review of the SPPP revealed that the SPPP must be revised and updated to meet permit requirements. Sampling protocols need to be reviewed and conducted according to the permit. Tier response must be followed and documented. Toxicity testing must be conducted by the end of the year. Page 2 of 4 Permit: NCS000156 Owner-Facility:Bakelite LLC Inspection Date: 08/09/2022 Inspection Type:Compliance Evaluation Reason for Visit: Routine Stormwater Pollution Prevention Plan Yes No NA NE Does the site have a Stormwater Pollution Prevention Plan? ❑ ❑ ❑ #Does the Plan include a General Location (USGS) map? ❑ ❑ ❑ #Does the Plan include a"Narrative Description of Practices"? ❑ ❑ ❑ #Does the Plan include a detailed site map including outfall locations and drainage areas? ❑ ❑ ❑ #Does the Plan include a list of significant spills occurring during the past 3 years? ❑ ❑ ❑ #Has the facility evaluated feasible alternatives to current practices? ❑ ❑ ❑ #Does the facility provide all necessary secondary containment? ❑ ❑ ❑ #Does the Plan include a BMP summary? ❑ ❑ ❑ #Does the Plan include a Spill Prevention and Response Plan (SPRP)? ❑ ❑ ❑ #Does the Plan include a Preventative Maintenance and Good Housekeeping Plan? ❑ ❑ ❑ #Does the facility provide and document Employee Training? 0 ❑ ❑ ❑ #Does the Plan include a list of Responsible Party(s)? 0 ❑ ❑ ❑ # Is the Plan reviewed and updated annually? ❑ 0 ❑ ❑ #Does the Plan include a Stormwater Facility Inspection Program? 0 ❑ ❑ ❑ Has the Stormwater Pollution Prevention Plan been implemented? 0 ❑ ❑ ❑ Comment: The document provided for review was not signed and dated for many of the required sections. For example, the Annual Certification was not signed and dated. Staff inquired as to the significance of this requirement, considering the electronic nature of the SPPP. My response is that the SPPP must be signed to document the required sections. Some sections of the SPPP should be edited to better align with the permit requirements. For example, the Corporate Certificate section is attempting to be two requirements at the same time. The first paragraph is the Annual Certification for the SPPP. The second paragraph qualifies the stormwater outfalls for non stormwater discharges. The second paragraph also describes SD0006 (duck pond) as a non stormwater outfall. This page tries to accomplish many tasks at once. Facility inspections must occur semi annually. Employee training must be documented in the SPPP. The Stormwater Prevention Team must be updated and documented in the SPPP. Qualitative Monitoring Yes No NA NE Has the facility conducted its Qualitative Monitoring? 0 ❑ ❑ ❑ Comment: Analytical Monitoring Yes No NA NE Has the facility conducted its Analytical monitoring? ❑ ❑ ❑ #Has the facility conducted its Analytical monitoring from Vehicle Maintenance areas? ❑ ❑ ❑ Page 3 of 4 Permit: NCS000156 Owner-Facility:Bakelite LLC Inspection Date: 08/09/2022 Inspection Type:Compliance Evaluation Reason for Visit: Routine Comment: Facility is currently in Tier 3. Facility has not conducted any tier response actions per permit requirements. Documentation of tier response is required. Sampling must be occurring on a monthly schedule. Greater effors to collect the samples must occur. Toxicity sample was missed this year. Toxicity sample must be taken in first half of the year. Collect Toxicity sample as soon as possible. Permit and Outfalls Yes No NA NE # Is a copy of the Permit and the Certificate of Coverage available at the site? ❑ ❑ ❑ ❑ #Were all outfalls observed during the inspection? ❑ ❑ ❑ ❑ # If the facility has representative outfall status, is it properly documented by the Division? ❑ ❑ ❑ ❑ #Has the facility evaluated all illicit(non stormwater)discharges? ❑ ❑ ❑ ❑ Comment: Page 4 of 4 Young, Brianna A From: Thompson, Emily <emily.thompson@bakelite.com> Sent: Tuesday, August 9, 2022 3:51 PM To: Lambe, Brian Cc: Young, Brianna A Subject: [External] Inspection Follow-up Items Attachments: 2021 Bakelite SWPPP - signed.pdf, 2021 Comprehensive Site Stormwater Inspection September 2021.pdf CAUTION: External email. Do not click links or open attachments unless you verify.Send all suspicious email as an attachment to Report Spam. Good Afternoon Brian, It was nice meeting you today and taking time to learn more about our permit requirements. As requested here are the two documents you asked to be sent to you,the signed 2021 SWPPP and the 2021 facility inspection.You had also asked to see the training sign-in sheet, but I believe we did provide that to you after I wrote the item down. If there is anything else you needed please don't hesitate to ask! Kind Regards, Emily Emily Thompson Site Environmental Leader 6200 Camp Ground Rd. bLouisville KY 40216 US +1 502-381-5513 BASYNTHETICS KELITE +1502-449-6223 emily.thompson@bakelite.com rim We are BakeLite — • the next generation! BAKELITE This message,including attached files,is confidential and intended for the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics").If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. 1 40<> BAKELITE SYNTHETICS Stormwater Pollution Prevention Plan 333 Neils Eddy Road Riegelwood, NC, 28456 (910) 655—9058 SWPPP Contact Ronald Bazinet, Site Leader 333 Neils Eddy Road Riegelwood, NC, 28456 (910) 655 - 9058 SWPPP Update December 2021 i Table of Contents CORPORATE CERTIFICATE......................................................................................................................iii SECTION 01: INTRODUCTION....................................................................................................................1 (A) Introduction ................................................................................................................................... 1 (B) Facility Description........................................................................................................................ 1 SECTION 02: FACILITY DESCRIPTION AND CONTACT INFORMATION.................................................2 (A) Facility Information........................................................................................................................ 2 (B) Facility Description........................................................................................................................ 2 (C) Significant Releases......................................................................................................................4 SECTION 03: STORMWATER MANAGEMENT PLAN................................................................................5 (A) Feasibility Study............................................................................................................................ 5 (B) Secondary Containment and Requirements and Records............................................................. 5 (C) Best Management Practices Summary......................................................................................... 6 SECTION 04: SPILL PREVENTION AND RESPONSE PLAN.....................................................................7 SECTION 05: PREVENTATIVE MAINTENANCE PROGRAM.....................................................................7 SECTION 06: EMPLOYEE TRAINING .........................................................................................................8 SECTION 07: STORMWATER PREVENTION TEAM..................................................................................8 SECTION 08: PLAN AMENDMENTS...........................................................................................................9 SECTION 09: FACILITY INSPECTIONS......................................................................................................9 SECTION 10: IMPLEMENTATION ............................................................................................................. 10 SECTION 11: ANALYTICAL MONITORING REQUIREMENTS................................................................. 10 SECTION 12: QUALITATIVE MONITORING REQUIREMENTS................................................................ 12 SECTION 13: ONSITE VEHICLE MAINTENANCE MONITORING REQUIREMENTS............................... 13 TABLES Table 1 Analytical Monitoring Requirements and Benchmarks...................................................................11 Table2 Monitoring Schedule......................................................................................................................11 Table 3 Tier Response Program.................................................................................................................12 Table 4 Qualitative Monitoring Requirements.............................................................................................13 Table 5 Analytical Monitoring Requirements and Benchmarks for Onsite Vehicle Maintenance................13 FIGURES Figure 1 — General Location Map Figure 2—Site Stormwater Map Figure 3— Bulk Storage Locations APPENDICIES Appendix A- NDPES Stormwater Permit NCS000156 Appendix B—Secondary Containment Evaluation Appendix C—Significant Leaks or Spills of Pollutants Log Appendix D - Facility Inspection Log and Reports Appendix E - Stormwater Discharge Outfall Log and Monitoring Reports ii i CORPORATE CERTIFICATE I i 1 I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gathered and evaluated the information submitted.Based on my inquiry of the person or persons who manage the system,or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. The stormwater outfalls at this facility have been inspected for non-stormwater discharge and determined to be In compliance. Outfall SDO-006 (duck pond) has a continuous discharge, but after a site investigation it has been determined the most likely source of this non-stormwater discharge is pond water draining through the outfall pipe. Name: Ronald Bazinet Signature: 9 cj, G Title: Site Leader Date; E i 1 iii SECTION 01: INTRODUCTION (A) Introduction This Storm Water Pollution Prevention Plan (SWPPP) has been prepared in accordance with the requirements of the North Carolina Department of Natural Resources National Pollutant Discharge Elimination System (NPDES). The Bakelite Synthetics(Bakelite)-Acme Facility(the Site) has a site specific permit(not a multi-sector general permit)for Stormwater Discharges Associated with Industrial Activity(Permit No. NCS000156). The purpose of this permit is to protect the quality of North Carolina's surface water from pollutants,which may harm drinking water,fish,wildlife, and recreational activities. Bakelite, located in Riegelwood, North Carolina, is committed to help protect water resources through environmental awareness, compliance programs, and dedicated personnel. A copy of the Permit is attached as Appendix A. The development and implementation of this SWPPP is required by the State of North Carolina for stormwater discharges from the Bakelite-Acme facility. Industrial activities performed at the Acme facility that are covered under this permit include storage, processing and manufacturing (formaldehyde and hexamine). A Spill Prevention Control and Countermeasures Plan (SPCC), and an Emergency Management Plan (EMP) have previously been prepared for the Acme facility. These documents are incorporated by reference in this SWPPP and, as such, are intended to be utilized in conjunction with the implementation of this document. These documents are stored and located on-site in the Environmental Health and Safety(EHS)document files. (B) Facility Description This SWPPP has the support of Bakelite management and is recognized as containing or referencing the procedures to follow in the event of a release of contaminated stormwater associated with the operation of the facility. Bakelite management implements appropriate best-management practices (BMPs), thereby minimizing the potential for a release of a hazardous substance associated with the facility operations.Additionally, Bakelite takes reasonable control measures to prevent contamination of the environment upon any sudden or accidental release of a hazardous substance to the environment. 1 SECTION 02: FACILITY DESCRIPTION AND CONTACT INFORMATION (A) Facility Information Facility Information Name of Facility: Bakelite—Acme Facility Street: 333 Neils Eddy Road City: Riegelwood State: NC ZIP Code: 28456 County: Columbus Permit Certificate Number: NCS000156 (if covered under a previous permit) Geodetic Facility Location: 34019'40" N, 78112'10"W Discharge Information Does this facility discharge stormwater into an MS4? ❑Yes ® No Name(s)of water(s)that receive stormwater from your facility: Livingston Creek&Mill Creek(C; Sw) Are any of your discharges directly into any segment of an"impaired"water body? ® Yes ❑ No Are there currently TMDL restrictions for this receiving water body? ❑Yes ® No Does stormwater discharge into a receiving water body designated as an ORW? ❑ Yes ® No Are any stormwater discharges subject to effluent guidelines? ❑ Yes ® No Location of Stormwater Discharge Outfalls(SDOs) SDO-003=34119'42.8" N, 78012'13.8"W SDO-004=34019'45.2" N, 78'12'11.0"W SDO-006=34119'42.0" N, 78012'06.3"W SDO-009=34'19'37.9" N, 78'11'59.3"W (8) Facility Description The Bakelite—Acme Facility is located at 333 Neils Eddy Road, Riegelwood, Columbus County, North Carolina.The Site is located approximately 1,000 feet from Livingston Creek,a body of water that discharges to the Cape Fear River. The Site is zoned industrial and the surrounding properties are characterized as industrial, undeveloped land and one residential property to the southeast of Neils Eddy Road. A General Location Map showing the location of the Facility and surrounding features is presented in Figure 1. The Bakelite Facility is one of three companies with manufacturing operations onsite. Oak-Bark Corporation previously manufactured an animal feed, Mintrex; however Oak-Bark ceased operation at their facility in August 2011. There 2 were three base raw materials that were used to manufacture Mintrex: manganese, copper and zinc. Oak-Bark Corporation is not a part of Bakelite's permit and is permitted separately under NPDES permit NC500532. The other company that manufactures onsite is Silar, LLC,which manufactures fine chemicals on a lab scale for such industries as the pharmaceutical industry as well as manufactures an array of silanes. Silar is not a part of Bakelite's permit and is permitted separately under NPDES permit NC500533. On the Site Stormwater Map (Figure 2) there is a bold line encompassing portions of the Acme facility. The portion that resides inside the bold perimeter is Bakelite property covered by their stormwater permit. The Bakelite property consists of two active manufacturing areas (Formaldehyde and Hexamine process areas), one former process area (Special Projects), several tank farms, vegetation-covered surfaces, asphalt, concrete and gravel covered access roads. The main office for the facility is located outside the main plant site along with the maintenance and repair building. Access to the main plant site is guarded by a scale room operator/lab technician and is protected by an electronic gate to prevent vehicle entry. The map also provides the direction of stormwater flow and stormwater outfall locations. Figure 3 shows the location of bulk storage tanks and indicates the service of each of these tanks. The Bakelite Acme facility operates under Standard Industrial Classification (SIC) codes 2869 (Industrial Organic Chemicals). Due to the nature of the chemicals that are stored and /or processed on-site, the facility is subject to Emergency Planning and Community Right-To-Know Act (EPCRA) Section 313 reporting requirements for Water Priority Chemicals. These requirements are further described in the Site's EMP. Activities at the Bakelite-Acme facility include manufacturing,storage and processing of specialty chemicals including hexamine and formaldehyde(resins production has ceased as of October 2011). Other activities at the facility include the loading and unloading of chemicals, equipment and general facility maintenance, and general administration. In addition to the above-mentioned chemicals,variable quantities of diesel fuel, heat transfer fluid,lubricants and used oil associated with the manufacturing processes are also stored in the various storage tanks or within the utility building. A Stormwater Map showing details of the specific plant areas, the grading and the direction of stormwater flow is presented in Figure 2. The map also depicts to which outfall the runoff will discharge. Figure 3 depicts the tank locations, and service of each tank.Appendix B includes the tank containment volume calculations. There are nineteen (19) tank containments located on Bakelite's property. Table B-1 in Appendix B lists the largest vessel in each containment area and the containment volumes for each area. The facility uses the BMP of capturing nearly all of the storm water from within process areas during rain events (minimum of 15-minute first flush). Stormwater from the hexamine process area and the formaldehyde process areas are contained within the 8,000- gallon weak tank, the 93,500-gallon concrete basin and the 114,000-gallon R-4 tanks. The collected stormwater is used in the facilities process water stream. The former lined pond used to collect stormwater and closed loop recycle water form a cooling tower system has been decommissioned and officially closed. Four of these containment areas (R4,the Concrete basin, and the north and south ammonia containments)do not have sufficient physical containment to provide 100% of the largest tank volume in addition to the 25-year, 24-hour storm event. However, each of these areas has administrative controls or can use containment of other areas to meet the requirement. 3 (C) Significant Releases There have been no significant releases that have occurred in the last 3 years. Significant spills are defined in Section IV of the permit(Referenced in Part III, Section E.7)as a volume of oil or hazardous substance in excess of reportable quantities under section 311 of the Clean Water Act(40 CFR 117.3). In addition to the definition in Section IV, a spill of oil with any of the following characteristics should be reported: a spill of 25 gallons or more, a spill that causes a sheen on surface water,a spill within 100 feet of surface waters,a spill less than 25 gallons that cannot be cleaned up within 24 hours. Per the requirements of Section II.A.1.d, a log of significant leaks or spills of pollutants will be included in Appendix C. Details of the incident investigation and the corrective actions taken are outlined in the Bakelite Incident Reporting System. 4 SECTION 03: STORMWATER MANAGEMENT PLAN (A) Feasibility Study No hazardous substances are stored,transferred,processed or otherwise managed in such a way that they are directly exposed to storm water during normal operating conditions. Overhead pipe racks and process lines are in areas where if leaks were to occur during a rain event,the material would be captured in secondary containment and routed to the formaldehyde process area sump and then pumped to the 8,000-gallon weak tank or discharged to the adjacent concrete basin (approximately 93,500 gallons of available containment). During large storm events, storm water from the concrete basin can be pumped to the 114,000-gallon R-4 tanks. All storm water collected in the weak tank,concrete basin, and R-4 tanks is eventually re-used within the facilities process streams and is not discharged to surface water. On occasion there may be a portable tank present onsite,but Bakelite makes sure that any portable vessels are stored inside sufficient secondary containment. These passive control measures along with system controls ensure that the potential for a release is limited. Bakelite has engineering controls, spill kits, and an emergency response procedure to prevent impacts from a potential or actual release. Specific engineered controls implemented at the facility include: high level alarms and level control in several of the bulk tanks; curbing in roadways with collection basins; an isolation valve in the formaldehyde process area storm drain; and drainage trenches throughout the process areas that direct flow to concrete sumps and the concrete basin. Significant risks of storm water contamination have not been identified at the facility. Incidental releases of fluids from automobiles and trucks (i.e., oil and other fluid drips) at the facility are cleaned up appropriately upon their discovery. Since storage and transfer operations occur within contained areas, contamination of storm water from these operations appears unlikely.A release of a hazardous substance could occur outside a containment area or enclosed structure from an aboveground pipe or vehicle containing the material. A release occurring in areas to the south or east of the formaldehyde process area would likely be contained within a newly-installed storm water collection box with an isolation valve (Figure 2). The isolation valve can be closed during material transfer operations and would contain potential spills in the collection box or within a ponded area around the box in the event the spill is larger than the capacity of the box. Clean storm water collected in this box is discharged through a sub-surface pipe toward Outfall 004. A potential spill in areas to the north of the formaldehyde process area would flow across the ground surface to the west toward Outfall 004. The distance to Outfall 004 is sufficient to allow time for facility personnel to adequately abate any potential spills before they are likely to discharge to surface water. The Site has a trained emergency response team onsite to address any potential spills or leaks. Spill kits are located through the facility and an abundance of absorbents are kept on hand. (B) Secondary Containment and Requirements and Records Secondary containment is required for the storage of any amount of Section 313 of Title III of the Superfund Amendments and Reauthorization Act (SARA) water priority chemicals; and storage in any amount of hazardous substances, in order to prevent leaks and spills from contaminating stormwater runoff. Stormwater that accumulates in the containment areas is analyzed for pH and visually observed for color,foam, outfall staining,visible sheens, and dry weather flow, prior to release of the accumulated stormwater. Stormwater can be released if it is found to be uncontaminated by any material. Drains on secondary containment structures have connections that are controlled by 5 manually activated valves and are secured closed with locking mechanisms. Records documenting the individual making the observation, the description of the accumulated stormwater, and the date and time of the release is kept for a period of 5 years. Inspection records are included in Appendix E of this plan. (C) Best Management Practices Summary There are four stormwater discharge outlets (SDOs) regulated by the NPDES permit for this site. Each one of those SDOs has at least one structural BMP to help manage stormwater on site. The outfalls and mechanisms are listed below: ❖ Outfall SDO-003 incorporates a vegetated swale with concrete v-notch weir; ❖ Outfall SDO-004 incorporates inlet protection and rock weirs along drainage path; ❖ Outfall SDO-006 incorporates an onsite retention pond with riser; and ❖ Outfall SDO-009 incorporates inlet protection. On site,there are nineteen tank secondary containment systems in areas that are subject to potential product releases that provide an additional level of stormwater control. Stormwater collected from the hexamine, special projects, and formaldehyde process areas is initially collected for re-use in the process. If storage capacity is insufficient during periods of extended or heavy rain events, stormwater is directed to the appropriate discharge outfall. As discussed above, stormwater collected in secondary containment areas is checked visually and for pH before discharge to a stormwater outfall. Bakelite has several procedural management practices as well to help control stormwater, limit exposure, and reduce the potential release of chemicals at the facility. These procedural best management practices include engineered controls,containment of site stormwater,SPCC plan, EMP,a Preventative Maintenance Program,continual Employee Training Programs,and routine Facility Inspections. These practices,which include engineered controls,containment of Site stormwater, and emergency response procedures, prevent stormwater impacts resulting from a potential or actual release. The Pollution Prevention Team has the responsibility to inspect the facility and correct any condition that needs attention to prevent stormwater pollution. 6 SECTION 04: SPILL PREVENTION AND RESPONSE PLAN Users of this document are referred to the document titled "Emergency Management Plan" for the appropriate procedures to be followed during an emergency. The EMP document contains information on the emergency coordinators, emergency telephone numbers, emergency response procedures, reporting procedures, evacuation plan, material safety data sheets (MSDS), and emergency response equipment. The EMP should be referred to for the most up-to-date emergency response procedures. Bakelite utilizes specific BMPs to prevent spills which include: bulk chemical trucks are parked within containment areas prior to initiating transfer, pressurized air hoses are used to purge liquids from transfer lines prior to disconnecting,the newly-installed stormwater drain on the east side of the formaldehyde process area can be closed in the event of a release, a trained operator is present and watching for leaks during entire transfer process,and storm drain covers with portable storage bags are maintained at the site to protect stormwater if needed. For spills that occur on the plant site, Bakelite utilizes Incident Investigation reporting software to help manage the response and possible causes. In this software, the date, time, description of the incident, initial response and root cause analysis are documented. Bakelite also utilizes an EMP that addresses the personnel and their responsibilities including spill response. SECTION 05: PREVENTATIVE MAINTENANCE PROGRAM Preventive maintenance (PM) activities are conducted on all regulated tanks and associated piping and equipment storing hazardous substances. These PM activities are conducted in conjunction with the site's Mechanical Integrity program. The procedures followed are those that were developed within the Occupational Safety and Health Association (OSHA) Process Safety Management (PSM) Program. Where appropriate, the manufacturer's recommended PM schedule are followed. PMs are automatically generated from computer software on the schedule set by the program for the specific piece of equipment. The facility maintains and utilizes BMPs as part of their PM program.The site stores all material in drums and totes in appropriate warehouses to further reduce potential for contamination to contact storm water. A new storm water collection box with isolation valve was installed to the east of the formaldehyde process area to contain potential spills in the vicinity of this area. Additional rocks have been placed along discharge pathways to Outfall 003 and Outfall 004 to limit erosion and suspended solids in discharge water. Erosion mats and rocks have also been installed along portions of the duck pond banks to limit erosion into the pond. All facility personnel are responsible for the cleanliness of their work areas and are instructed in the importance of good housekeeping procedures. Good housekeeping is the maintenance of a clean, orderly work environment and contributes to the overall facility pollution control effort. Periodic training of employees in housekeeping techniques for those plant areas where the potential exists for incidents may be conducted as determined necessary. All areas of the site are inspected monthly by members of the Leadership Team. The hexamine manufacturing area conducts shift housekeeping inspections to reduce/eliminate the amount of material stored in the area. Examples of good housekeeping techniques that have been communicated to employees via periodic training and/or the posting of 7 signs include: ❖ Prompt cleanup and disposal of garbage and waste materials; ❖ Neat and orderly storage of bags, drums and chemicals; ❖ Prompt cleanup of spilled liquids to prevent significant runoff to surface waters; ❖ Prompt cleanup of engine oil from truck and car traffic; ❖ Sweeping, vacuuming or other cleanup of dry chemicals as necessary to prevent them from reaching receiving waters; and ❖ Storage of drums or containers in a manner such that they are not protruding into open walkways or pathways. The housekeeping program prompts an associate when an issue or concern is noted to enter a work notification so that corrective action can be taken to correct the issue. SECTION 06: EMPLOYEE TRAINING All facility personnel are trained annually in regard to the existence of this SWPPP and Bakelite's internal release reporting procedures. This training includes procedures necessary to ensure that personnel are familiar with the applicable environmental laws, rules, and regulations. The training addresses topics such as outfall locations, spill response,spill response material locations,good housekeeping,and material management practices.The training also includes the components and goals of the SWPPP. New employees are trained regarding this SWPPP during their initial facility training. Depending upon their responsibilities at the facility, and the likelihood that they would be involved in inspections, maintenance,or emergency response,employees are also trained in accordance with the procedures described in the EMP. SECTION 07: STORMWATER PREVENTION TEAM Stormwater Pollution Prevention Team Members The following individuals comprise the Stormwater Pollution Prevention Team. It is possible that the same person could fill multiple roles listed below. ❖ Acme Site Leader; ❖ EHS Team; ❖ Wastewater Operators; and ❖ Maintenance Staff Responsibilities of Stormwater Pollution Prevention Team The Stormwater Pollution Prevention Team is responsible for implementation, maintenance and updates of this SWPPP. The Stormwater Pollution Prevention Team has the following responsibilities: 8 ❖ Identifying hazardous substances; ❖ Identifying potential spill sources; ❖ Establishing incident reporting procedures; ❖ Developing inspection and record keeping procedures; ❖ Reviewing environmental incidents to determine and implement necessary changes to the SWPPP; ❖ Coordinating of incident notification, response, and clean-up procedures; ❖ Establishing of BMP training programs for plant personnel and community response teams; and ❖ Aiding inter-departmental coordination in implementing the SWPPP. The Pollution Prevention Team has the responsibility to inspect the facility and correct any condition that needs attention to prevent stormwater pollution. SECTION 08: PLAN AMENDMENTS This plan should be amended whenever there is a change in design, construction, operation, or maintenance which has a significant effect on the potential for the discharge of pollutants to surface waters. All aspects of this SWPPP should be reviewed and updated on an annual basis. The annual review should include an updated list of significant releases or leaks of pollutants for the previous 3 years,or the notation that no spills have occurred. The annual update should include written re-certification that the stormwater outfalls have been evaluated for the presence of non- stormwater discharges. Each annual update should include documented re-evaluation of the effectiveness of the BMPs listed in Section 13 of this SWPPP. SECTION 09: FACILITY INSPECTIONS The Site has many inspections in place to aid in identifying concerns where chemicals are stored,transferred,handled or processed. Areas are inspected for spills and leaks and for un-permitted discharges of contaminated water or hazardous substances. Site inspections that are conducted are described below. • Site personnel routinely monitor process areas of the facility for signs of potential discharges to surface water during operator rounds throughout each shift. • Monthly housekeeping inspections are performed by members of the Site Leadership Team as described in Section 5. Copies of these inspections are maintained by the site Safety Leader. • Inspections of the Site and stormwater outfalls are conducted within 2 weeks of receiving stormwater sample analytical results. Copies of the outfall inspections are included in Appendix D of the plan. Because of the current site Tier 3 status, these inspections occur monthly. • Per the requirements of Part II Section A.8 of the permit, semi-annual facility inspections are conducted in the first and second 6 month periods of the year with a minimum of 60 days separating the inspections. Copies of these inspections are included in Appendix D of the plan. In addition to the site inspections listed above,all aspects of the SWPPP are reviewed and updated on an annual basis. A record of annual reviews and updates are kept within Appendix D of the SWPPP. 9 SECTION 10: IMPLEMENTATION Documentation of all monitoring, measurements, inspections, maintenance activities, training of employees and of actions taken to implement BMPs associated with activities on site should be included in the appendices of this SWPPP or maintained electronically at the facility. Records should be kept on-site for a period of 5 years and be able to be made immediately available upon the Director or Director's authorized representative's request. SECTION 11: ANALYTICAL MONITORING REQUIREMENTS At the time of the permit issuance, Livingston Creek does not have a Total Maximum Daily Load (TMDL) requirement for waters that discharge into it. If a TMDL is approved for this segment of Livingston Creek,the facility maybe required to monitor for certain pollutant(s) of concern in the future and report those analytical results to the Division of Water Quality. The storm water discharge from each outfall associated with this permit (SDO-003, SDO-004, SDO-006, and SDO- 009)should be sampled periodically as specified in Table 1 or more frequently if required for Tier 2. Each storm water discharge sample should be collected within the first 30 minutes of discharge during a representative rain event. A representative storm event is a storm event that measures greater than one-tenth inch (0.10") of rainfall. The time between this storm event and the previous storm event measuring greater than one-tenth inches (0.10") must be at least 72 hours. A single storm event may have a period of no precipitation of up to 10 hours. For example, if it rains but stops before producing any collectable discharge,a sample may be collected if the next rain producing a discharge begins within 10 hours. Analytical monitoring of stormwater discharges shall be performed according to the table listed below. All analytical monitoring shall be monitored during a representative storm event. The required monitoring will result in a minimum of 20 analytical samplings being conducted over the term of this permit at each SDO. 10 Table 1 Analytical Monitoring Requirements and Benchmarks Discharge Characteristic Units Measurement Sample Sample Benchmark g Frequency' Type2 Location3 Value Biochemical Oxygen Demand(BOD) mg/L Quarterly Grab SDO 30 Chemical Oxygen Demand(COD) mg/L Quarterly Grab SDO 120 Total Suspended Solids(TSS) mg/L Quarterly Grab SDO 100 Total Kjeldahl Nitrogen(TKN) mg/L Quarterly Grab SDO 20 Nitrate+Nitrite-N(NO3+NO2-N) mg/L Quarterly Grab SDO 7.2 Ammonia as Nitrogen(NH3-N) mg/L Quarterly Grab SDO 10 Total Phosphorus(TP)4 mg/L Quarterly Grab 003,004 2 006,009 Hexamine mg/L Quarterly Grab SDO 25,000 Formaldehyde mg/L Quarterly Grab SDO 0.50 Methanol mg/L Quarterly Grab 003,004 7,700 006,009 Total Residual Chlorine(TRC) mg/L Quarterly Grab 003,004 0.028 006,009 Lead,Total Recoverable mg/L Quarterly Grab SDO 0.03 Copper,Total Recoverable mg/L Quarterly Grab SDO 0.007 Zinc,Total Recoverable mg/L Quarterly Grab SDO 0.067 Acute Toxicity5 --- Annually5 Grab SDO See Appendix A of NPDES Permit Method 1664 SGT-HEM (Non-Polar 0&G) mg/L Quarterly Grab 003,004 15 006,009 pH Std Quarterly Grab SDO 6-9 Total Rainfa116 Inches Quarterly Rain SDO --- Gauge Footnotes: 1 Measurement Frequency:Four times per year during a representative storm event. Sampling frequency may increase to monthly when a constituent reaches Tier II status,which is triggered when the benchmark value is exceeded during three consecutive sampling events.No sampling may occur in a quarter if a representative storm event does not result in a discharge to one of the SDOs. 2 Grab Samples shall be collected within the first 30 minutes of discharge. 3 Sample Location:Samples shall be collected at each stormwater discharge outfall. 4 Total Phosphorus may be discontinued from monitoring for the remainder of the permit after first eight 8 sampling events,if all results are below the benchmark value 5 Acute toxicity shall be performed in accordance with Appendix A of the NPDES Permit:Special Conditions. 6 For each sampled representative storm event,the total precipitation must be recorded using an onsite rain gauge or local rain gauge reading. A minimum of 20 analytical samplings shall be taken in accordance with Table 2 listed below, if a representative rain event leads to a discharge in all four SDOs. A minimum of 30 days must separate any two consecutive monitoring periods unless monthly monitoring has been instituted under a Tier Two response as directed by Table 3. Table 2 Monitoring Schedule Monitoring Periodl,2 Start Date End Date All Years—Quarter 1 January 1 March 31 All Years—Quarter 2 April 1 June 30 All Years—Quarter 3 July 1 September 30 11 All Years—Quarter 4 October 1 December 31 Footnotes: 1 Maintain Quarterly monitoring during permit renewal process. If at the expiration of this permit,an application for renewal of coverage has been submitted before the submittal deadline,it will be considered for renewed coverage. Quarterly monitoring shall be done all years of the permit and must continue quarterly monitoring until the Certificate of Coverage is issued. 2 If no discharge occurs during the sampling period,a monitoring report should be submitted indicating"No Flow"within 30 days of the end of the three-month sampling period. The first valid analytical results from the sample should be reported and compared to the benchmarks listed in Table 1. The benchmark values listed in Table 1 are not permit limits but should be used as guidelines for evaluating the SWPPP. Exceedences of benchmark values require increased monitoring,increased management actions,increased record keeping, and/or the installation of stormwater BMPs in a tiered program. The tiered program is listed below in Table 3. Table 3 Tier Response Program Tier One Response If: The first valid sampling results are above a benchmark value,or outside of the benchmark range,for any parameter at any outfall;then: 1. Conduct a stormwater management inspection of the facility within 2 weeks of receiving the sampling results. 2. Identify and evaluate the possible causes of the benchmark exceedence. 3. Indentify the potential and select the specific:source controls,operational controls,or physical improvements to reduce concentrations of the parameters of concern,or to bring concentrations within the benchmark range. 4. Implement the selected actions within 2 months of the inspection. 5. Record each instance of a Tier One response in this SWPPP. Include the date and value of the benchmark exceedence,the inspection date,the personnel conducting the inspection,the selected actions,and the date the actions were implemented. Tier Two Response If: During the term of the permit,the first valid sampling results from three consecutive monitoring periods are above the benchmark values,or outside of the benchmark range,for any specific parameter at a specific discharge outfall;then: 1. Repeat all the required actions of a Tier One response. 2. Immediately institute monthly monitoring for at least two consecutive periods and for all parameters at the outfalls where the sampling result exceeded the benchmark value. Monthly(analytical and qualitative) monitoring should continue until three consecutive samples are below benchmark values or within benchmark range. 3. If no discharge occurs during the sampling period,submit a monthly monitoring report indicating"No Flow"to comply with permitting requirements. 4. Maintain a record of the Tier Two response in this SWPPP. Tier Three Response If: During the term of the permit, if the valid sampling results required for the permit monitoring periods exceed the benchmark value,or are outside the benchmark range,for any specific parameter at any specific outfall on four occasions, the Division of Water Quality(DWQ)Regional Office Supervisor shall be notified in writing within thirty days of receipt of the fourth analytical results. SECTION 12: QUALITATIVE MONITORING REQUIREMENTS A visual inspection should be performed at each stormwater outfall regardless of representative outfall status and shall be performed as specified in Table 4, listed below, during the analytical monitoring event. If there is an atypical condition noted at a SDO, it should be documented and the source of the atypical condition should be investigated and documented in this SWPPP. 12 Table 4 Qualitative Monitoring Requirements Discharge Characteristics Frequency' Monitoring Location2 Color Quarterly SDO Odor Quarterly SDO Clarity Quarterly SDO Floating Solids Quarterly SDO Suspended Solids Quarterly SDO Foam Quarterly SDO Oil Sheen Quarterly SDO Erosion or Deposition at the Outfall Quarterly SDO Other Obvious Indicators of Stormwater Pollution Quarterly SDO Footnotes: 1 Measurement Frequency: Four times a year during a representative storm event,for each year until either another permit is issued for this facility or until this permit is revoked or rescinded. If at the expiration of this permit,an application for renewal of coverage has been submitted before the submittal deadline,it will be considered for renewed coverage. Quarterly monitoring should be continued until a new permit is issued. Refer to Table 2 for schedule of monitoring periods through the end of this permitting cycle. 2 Monitoring Location: Qualitative monitoring should be performed at each SDO regardless of representative outfall status. SECTION 13: ONSITE VEHICLE MAINTENANCE MONITORING REQUIREMENTS Bakelite does not perform any outside vehicle maintenance. Minor repairs are made to golf carts inside a building referred to as the maintenance shop. In the minor repairs, less than 55 gallons of new motor oil is used per month. Forklift repairs are contracted to an outside vendor for service as is maintenance on the one company owned vehicle. If any vehicle maintenance should need to occur in which more than 55 gallons of new motor oil per month is used,the representative downstream outfall should be tested according to Table 5 below. Table 5 Analytical Monitoring Requirements and Benchmarks for Onsite Vehicle Maintenance Discharge Characteristic Units Measurement Sample Sample Benchmark g Frequency' Type2 Location3 Value pH Std Quarterly Grab SDO 6-9 Method 1664 SGT-HEM(Non-Polar 0&G) mg/L Quarterly Grab SDO 15 Total Suspended Solids(TSS) mg/L Quarterly Grab SDO 100 Total Rainfa114 Inches Quarter) Rain y --- Gauge New Motor Oil Usage Gallons Quarterly Estimate --- --- per month Footnotes: 1 Measurement Frequency: Four times a year during a representative storm event,for each year until either another permit is issued for this facility or until this permit is revoked or rescinded. If at the expiration of this permit,an application for renewal of coverage has been submitted before the submittal deadline,it will be considered for renewed coverage. Quarterly monitoring should be continued until a new permit is issued. Refer to Table 2 for schedule of monitoring periods through the end of this permitting cycle. 2 Grab Samples shall be collected within the first 30 minutes of discharge. 3 Sample Location:Samples shall be collected at each SDO. 4 For each sampled representative storm event,the total precipitation should be recorded. An on-site or local rain gauge reading should be used. 13 ANNUAL REVIEW AND MODIFICATION LOG Modification Date Description of Change Number 1 October 2010 Initial Plan 2 11/2011 General update to SWPPP layout and some minor technical modifications to the stormwater management plan. Stormwater diversion procedures at the formaldehyde process area were 3 5/2012 modified to contain up to 189,500 gallons of stormwater from process areas within the concrete basin which is also pumped to various containment tanks and eventually used within the process water stream. A new stormwater collection box with isolation valve was installed along the 4 6/2012 eastern side of the formaldehyde process area. The collection box can be closed to contain potential spills. Upgrades to Outfalls 003 and 004 including additional rip-rap rocks to limit 5 6/2012 stormwater flow velocity and reduce sediment loads to surface water. Erosion mats and rip-rap was installed on portions of the banks of the duck pond to reduce sediment loads to surface water at Outfall 006. Additional stormwater sampling locations across the facility were identified in 6 6/2012 August 2012 to better delineate where potential contaminants may originate. The sampling event will be performed in the fall of 2012. 7 1/2013 General update to SWPPP to reflect recent modifications and current BMPs. 8 1/2014 No significant updates to plan. 9 1/2015 Changed Momentive to Bakelite 10 12/2016 No significant updates to plan. 11 12/2017 No significant updates to plan. 12 12/2018 Updated plan to reflect the removal of the gas/diesel storage tank and corresponding containment. 13 12/2019 Update remove lined pond 14 12/2020 No significant updates to plan. 15 12/2021 Updated Hexion Inc.to Bakelite Synthetics. FIGURES ••k '.- �,.10 .71 --- �� ter' Site Location VMS • , *' . "�► _ m 14 41p- u ., 41 v _ 00. a 3 ui w� 0 1000 2000 <a, SCALE IN FEET k`O w PROJECT: DRAWN BY: A PEEBLES x 4Q BAKELITE SYNTHETICS CHECKED BY: T WALL ACME, NORTH CAROLINA Uw C�2TRC APPROVED BY: J KIRLIN Qa DATE: APRIL 2019 TITLE: PROJ.NO.: 314134.0000.0000 50 International Drive Z Patewood Plaza Three,Suite 150 SITE LOCATION MAP FILE: HEXION_VIC—ACME.dwg Greenville,SC 29615 Phone:864.281.0030 FIGURE 1 ve5mn:2017-IM, LIVINGSTON CREEK �� LEGEND HEXION STORM WATER OUT FALL#3,4,6,9 SILAR, LLC STORM WATER OUT FALL#1 ,2,5 00 SILAR,LLC 00 00 SW OUTFALL OBC STORM WATER OUT FALL#7 % 000 005 p / 00 <NC5000533) HE ION % FORMER S O TFALL LINED POND 004 O o 500 156) W \\9Rp1N �e 47,400 SQ FT 42,300 SQ FT LIQUID O METH, STORAGE a NITROGE / TANKS Q 0 / BRIDGE RE SENTATIVE O tiP \?� SAMPLI POINT PERMIT / O 5 5~ DRAIN (OUT OF SERVICE)���/// PIPE / SILAR,LL 002 001 DI BLD i SW OUTFA (NC0003395) FINE' SWO10 I • HEXION 20,700 SQ FT �i CHEMICALS WC500 33) SW OUTFALL 3i 003 i O O WC5000156) I P O I E ILA L F WO 02 O H ON 173,400 SQ FT 67,500 SQ FT �1Dt6�! O a 0� / / UTFALL O/ / \ 006<NC5000156) SW O / / // SILAR,LLC SW OUTFALL ��'� / / / / MAINT SW OUTFALL <NC5000532) �/ // // / / / O SrYv� • 001 (NC5000533) / Cr.n 77,400 Q FT POND / / / / / 0 0 ❑BC i AMMO 55, S T DRAIN 8K WHSE / WA EHO KAGI STORA AREA / PIP f HEXAMIN WAITER USE O //BUCK POND// 0 1 0o O /' � / O .r.M PIPE EXAMINE O e SPECIAL ��`• WAREHOUS PROJECTS 00 RODUCT i/ 0 / V OG iil HEXAMI PRODUCTION O`O(, HEXION / of ae '® SPECIA / / SW OUTFALL r PROJE S DRAIN // 142,200 SQ FT u O d 009 WC5000156) HEXAMINEODUCTION PIPE // // O O 63,000 SQ FT �rti SEPTI DRAIN / 1/26/12 FIllD OOO / GC ADDED SILAR,LLC OUTFALL SW 010 O o 7 REA / O O 6 6/lG4d11 UPDATED DWG TO RONALD BAZINET MARK UP Q MAINT E 6 1/G�11 INCORPATED MOMENTIVE FORMAT 4 3/�VO9 ADDED SQUARE FOOTAGE TO AREAS 3 10/3G0CC/08 UPDATED PER APRIL HANSONS MARK UP AIN FFICE 2 10/GC/OB 2-UPDATED DRAWING OBRIEN&GERE DRAWING 1 4/G/07 UPDATED&ADDED STORM DRAINS O • REV. DATE& DESCRIPTION CHKD APPROVED DRAWN BY BY BY a �. HEXION ACME,N.C. Q Q STORM WATER MAP a STORM DRAIN RUNOFF N STORM WATER OUTFALL THIS DRAWING IS THE PROPERTY OF MOMENIIVE SPECIALTY CHEMICALS INC,AND MUST BE 4/KW20 REMOVED LINED POND AND CHANGED RETURNED,WITHOUT REPRODUCTION OR DUPLICATION,AT ANY TIME,UPON REQUEST BUT IN 10 KKRJd COOLING TOWERS ANY EVENT AT THE COMPLETION OF THE WORK OR JOB.WHILE IN THE POSSESSION OF THE 29 JUN 14 RECIPIENT IT MUST BE PROPERLY SAFEGUARDED AGAINST DISCLOSURE TO ANYONE 9 SPP UPDATED COMPANY LOGO EXCEPT THOSE EMPLOYEES WHO REWIRE IT FOR WORK OR JOB.THE RECIPIENT MUST RELOCATED OUTFALL 001 TO EAST SIDE OF KEEP CONFIDENTIAL AND REQUIRE ITS EMPLOYEES TO KEEP CONFIDENTIAL THE INFORMATION � GYVE 8 2/�/13 SHED WAS LOCATED IN SWAMP AREA CONTAINED HEREIN. "LCTIONAL LOCATI 01-02-07 F DATE& RELOCATION PER SILAR LLC CHKD APPROVED G.COOPER DATE:10 22 08 SCALE:NONE x REV. I DRAWN BY DESCRIPTION BY By DWG NO.: SD-00002—M-02 0 MILL CREEK 0 APP OXIMA E LOCATION WAST T TMENT O F WAT R WELL A DO O LIVINGSTON CREEK OOO OF SERVICE EN TK#2 LINED POND R ENT #1 0 1 12 OFFI RIP RAP l • WE WE 3.9 4.8 LEGEND: o • PROPERTY LINE METH O G� _ T c� SIL SETBACKS(APPROXIMATE) O 9 MONITORING WELL ACETONE \O p LIQUID • UTILITIES oe NITROGEN 0 DOW CT • a ST T #3 • O PIPE UPPO O FORMALDEHYDE 0 FINE CHEMICALS PRODUCTION 00 • RIP 4 R < � O O O O n O RIP RAP p Q .`- O R • OO D O RIP RAP O Q UTFAL TANK O �9 • O IR O O A OTANK FIRE BLDG 7 OAK-BARK RIP RAP • O EL C 10 fl OBC PIPE SUPPORTS C' O TRANSFORMER 2 U N K IMO CT V • • • �® AMMONIA TANK DUCK POND / TRAS STORAGE AREA OMPACT PACKAGING HEXAMINE WAS TK AC uNlrs ' WHSE O REGEN TANKS • WAREHOUSE ANILINE TANK � o (4)TKS O PIPE SUPPORTS RIP RAP MINTREX u WASTE WATER O END TANK o / PROPANE TANK • 00 PIPE SUPPORTS o 5 p 0 30,000 GAL O PIPE UPPORTS CAT OX UNIT DRY 0 #6 PRODUCTS O• ° HEXAMINE O IPE SUPPORTS p C WAREHOUSE 7 pNFO R e RSp�R • O O 6 HEXION O BOILER SPECIAL UNIT PROJECTS GRAPHIC SCALE - IN FEET 0 100 200 HEXAMINE \ O PRODUCTION QC LAB SIGN • Eb ® O O O •SIGN SIGN REAK EA OPIPE SUPPORTS BROKEN PAVEMENT O p PIPE SUPPORTS PLAN VIEW � DRAWN: WBM JOB: 6550-09-0544 MACTEC BAKELITE SYNTHETICS APPROVAL: DATE: 333 NEILS EDDY ROAD 5710 OLEANDER DRIVE RIEGELWOOD, NORTH CAROLINA SUITE 110 WILMINGTON,NORTH CAROLINA SCALE: AS SHOWN FIG: 4 Appendix A NPDES Stormwater Permit NCS000156 BAKELITE (November 2, 2010) Appendix B Secondary Containment Evaluation Page 1 2019 Secondary Containment Evaluation Maximum Dike Drain/ Dike Dimensions Dike Displaced Rain Containment Storm Event Dike Capacity Sump L I W H Volume Volume Volume Capacity Capacity Area Tank Identification/Contents (gal) Dike Roof Destination(s) (ft) (ft) (ft) (gal) (gal) (gal) (gal) (gal) Compliance Notes 1 #6 Fuel Oil and Waste Oil 8,000 yes no 25.0 17.0 3.5 11,128 556 2,120 10,572 17,205 yes -5%of dike volume displaced Outfall 004 connected to caustic tank 2 Old Wax Plant 10,000 yes Outfall 004 yes TANK IS EMPTY EMPTY 3 Caustic and Hexamine Plant 10,000 yes no 27.0 25.0 3.0 15,149 3,030 3,366 12,119 17,205 yes -20%of dike volume displaced Overheads Water Outfall 004 connected to#6 fuel oil tank 4 DIDP 9,500 yes no 20.0 15.0 5.0 11,222 224 1,496 10,997 9,501 yes -2%of dike volume displaced Outfall 003 5 Regen Storage(R4 Area) 114,000 yes no 50.8 40.2 5.8 89,053 tied as 10,183 86,225 -7,355 no -1/2 Triangle common OBC Area Outfall 003 19.8 1 19.2 r 5.8 8,290 tank 38,885 07 Tank 01 to 05 4-Tanks 88,000 +Tank 05 OBC Tank Volume Disp Tank levels are limited to meet containment volume required 1-Tanks 26,000 14.0 16.0 5.5 9,217 10.5'dia 3,755 6 Aniline 5,000 yes no 32.9 22.0 2.5 13,537 2,707 3,610 10,829 7,220 yes -20%of dike volume displaced EMPTY Outfall 003 TANK IS EMPTY 7 Alimet 8,000 yes no 0 0 0 0 0 yes -20%of dike volume displaced EMPTY Outfall 003 TANK IS EMPTY Oakbark owned,but containment drains to Momentive outfall 8 Ammonia(B-Liquor) 4,000 yes no 0 0 0 0 0 yes -20%of dike volume displaced EMPTY Outfall 003 TANK IS EMPTY 9 HTF-Heat Transfer Fluid 5,200 yes no 18.0 15.0 4.0 8,079 404 1,347 7,676 6,329 yes -5%of dike volume displaced (Therminol) Outfall 004 10 Acetone 8,000 yes no 18.3 18.3 5.5 13,704 274 1,661 13,430 11,769 yes -2%of dike volume displaced EMPTY Outfall 004 TANK IS EMPTY 11 Methanol 30,000 yes no 54.5 40.0 5.5 89,697 17,939 10,872 71,758 60,885 yes -20%of dike volume displaced Outfall 004 12 Diesel and Gasoline 500 yes no 22.0 17.0 2.5 6,995 1,049 1,865 5,946 4,080 yes -15%of dike volume displaced Outfall 009 13 QC Lab 275 yes no 12.0 20.0 3.0 5,386 700 1,197 4,686 3,489 yes -13%of dike volume displaced Outfall 006 14 Wastewater Regen Tank(R-1) 20,000 yes no 46.0 24.1 4.5 37,295 4,848 6,142 32,446 26,304 yes -13%of dike volume displaced HCHO Containment Area pumped to HCHO containment(dike area 18) 15 Wastewater Clean Tanks 30,000 yes no 80.0 33.8 4.5 91,118 36,447 13,499 54,671 41,172 yes -40%of dike volume displaced HCHO Containment containments connected to dike area 16 Area pumped to HCHO containment(dike area 18) 16 Wastewater Feed Tanks 30,000 yes no 80.0 33.8 4.5 91,118 36,447 13,499 54,671 41,172 yes -40%of dike volume displaced HCHO Containment containment connected to dike area 15 Area pumped to HCHO containment(dike area 18) 17 Biotrol no tanks yes no 0 0 0 0 0 yes containment area empty HCHO Containment Area pumped to HCHO containment(dike area 18) 18 HCHO Plant 100,000 yes no 50.0 50.0 2.5 46,756 0 12,468 46,756 34,288 no assume 30"freeboard Collection System 100,000 Outfall 004 50.0 50 5.0 93,513 12,468 93,513 81,044 no assume containment is empty once full,material pumped to R-4 storage tanks 19 Ammonia Storage(north) 30,000 yes no 79.0 28.0 2.0 33,096 3,310 11,032 29,786 18,754 no spill of anhydrous ammonia will vaporize Outfall 006 aqua tank level will be controlled overflow to formaldehyde concrete basin 20 Ammonia Storage(south) 30,000 yes no 94.0 40.0 1.0 28,129 2,813 18,752 25,316 1 6,563 no spill of anhydrous ammonia will vaporize 12/21/2021 S:\@Library\Environmental\_Water\ Stormwater\Secondary Containment Evaluation(Annual)\2019 Secondary Containment Evaluation Page 1 Page 2 2019 Secondary Containment Evaluation Maximum Dike Drain/ Dike Dimensions Dike Displaced Rain Containment Storm Event Dike Capacity Sump L W H Volume Volume Volume Capacity Capacity Area Tank Identification/Contents (gal) Dike Roof Destination(s) (ft) (ft) (ft) (gal) (gal) (gal) (gal) (gal) Compliance Notes Ammonia Storage(north) dike area 19 79.0 28.0 2.0 33,096 3,310 11,032 1 29,786 18,754 aqua tank level will be controlled Total 61,225 6,122 1 29,784 55,102 25,318 overnow to formaldehyde concrete basin 12/21/2021 S:\@Library\Environmental\_Water\_Stormwater\Secondary Containment Evaluation(Annual)\2019 Secondary Containment Evaluation Page 2 Appendix C Significant Leaks or Spills of Pollutants Log SIGNIFICANT LEAKS OR SPILLS OF POLLUTANTS LOG Date Location Quantity Description 12/2018 None in last 3 years 12/2019 None in last 3 years 12/2020 None in last 3 years 12/2020 None in last 3 years Appendix D Facility Inspection Logs and Reports Annual Comprehensive Site Compliance Evaluation Form Bakelite Synthetics—Acme Site Riegelwood, NC Personnel Conducting Inspection: Date of Inspection: Areas Reviewed Outfall 003, 004, 006, 009; formaldehyde process area; hexamine process area; special project process area; duck pond area; maintenance shop area; linedpond/wastewater area Evaluate in the field Yes No Comments (Required if Yes) Any evidence of industrial material, trash, or residue that could be washed away with storm water? Any evidence of leaks or spills from industrial equipment, drums, totes, or tanks? Any offsite tracking of industrial material or sediment to/from the site by vehicles? Any tracking or blowing of raw materials, products, or waste materials from areas with no storm water exposure to areas exposed to storm water? Yes No Comments (Required if No) Storm water from process and storage areas is being recycled into the products? Totes and drums are stored in buildings or on secondary containment? Site has good housekeeping? Spill response stations are adequately stocked? Outfall structures are operating correctly? Pagel Annual Comprehensive Site Compliance Evaluation Form Bakelite Synthetics—Acme Site Riegelwood, NC Date of Inspection: Evaluate in the office Yes No Comments (Required if No) Storm water visual sampling has been completed and documented? Required sampling has been completed? Annual training has been conducted and documented? If any spills—documentation has been completed? Preventative maintenance is conducted on outfall structures Is the description of potential pollutant sources in the SWPPP accurate? Is the SWPPP effective? Review SWPPP. Is the SWPPP still current and applicable? Are the certification signatures and dates accurate in the SWPPP? Summarize any major observations found during this annual comprehensive site compliance evaluation. Describe in detail any corrective actions that have or will be implemented as a result of this evaluation. Page2 FACILITY INSPECTION LOG Inspection Inspector Name(s) Date See Compliance Calendar for Inspection Dates Appendix E Stormwater Discharge Outfall Log and Monitoring Reports STORMWATER DISCHARGE OUTFALL LOG Sampling Date Quarter Analytical &Qualitative Tier DMR to Results in Monitoring at SDOs Response State Appendix EO P) Monitoring Data Stored In electronic filing system Annual Comprehensive Site Compliance Evaluation Form Bakelite Synthetics—Acme Site Riegelwood,NC Personnel Conducting Emily TbRmpson/Ronald Bazinet Inspection: Date of Inspection: Sep!Vuber 14, 2021 Areas Reviewed Outfall 003, 004, 006, 009; formaldehyde process area; hexamine process area; special project process area; duck pond area; maintenance shop area; closed lined and/wastewater area Evaluate in the field Yes No Comments (Required if Yes) Any evidence of industrial material,trash, or residue that could be washed away with storm X water? Any evidence of leaks or spills from industrial equipment, drums, totes, or tanks? Any offsite tracking of industrial material or X sediment to/from the site by vehicles? Any tracking or blowing of raw materials, products, or waste materials from areas with no k storm water exposure to areas exposed to storm water? Yes No Comments (Required if No) Storm water from process and storage areas is S%i- P r o ct LAM- 15 tv COIkC+- being recycled into theproducts? iA Coy ie 60 Totes and drums are stored in buildings or on Fey, wH a, wt4 secondary containment? Site has good housekeeping? Spill response stations are adequately stocked? X V i suall S+IC Outfall structures are operating correctly? X Pagel Annual Comprehensive Site Compliance Evaluation Form Bakelite Synthetics—Acme Site Riegelwood,NC Date of Inspection: September 14, 2021 Evaluate in the office Yes No Comments (Required if No) Storm water visual sampling has been smf I M� completed and documented? x dttnn tra 1 i e fa it t Required sampling has been completed? >( Annual training has been conducted and Vr Ck documented? X S i�wet If any spills—documentation has been I�}a c rr�ca� completed? � moo^{ O c N Preventative maintenance is conducted on outfall structures X Is the description of potential pollutant sources in the SWPPP accurate? Is the SWPPP effective? < Review SWPPP. Is the SWPPP still current and X applicable? Are the certification signatures and dates X UmIHAA f lan VOAR,6( &C, 2pav accurate in the SWPPP? Summarize any major observations SevH Iin ��) u+G`S Still akpjut b� nal�rwwk found during this annual S comprehensive site compliance evaluation. dr�q�1 �od �Wj bt -Q. ;r). dbWeV'td Describe in detail any corrective actions that have or will be implemented as a result of this evaluation. Page2 Young, Brianna A From: Young, Brianna A Sent: Friday, July 22, 2022 3:43 PM To: Thompson, Emily Cc: Bazinet, Ronald Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 Emily, Thank you for your quick response. As the facility owner is different than what is in our database, please fill out and submit an Owner/Name Change request.The form is available on our website here. In regards to the aquatic toxicity results,what you have provided will be sufficient due to the length of time that has passed. Thank you, Brianna Young, MS(she/her/hers) Industrial Individual Permits Coordinator Stormwater Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@ncdenr.gov(e-mail preferred) 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. Based on the current guidance to minimize the spread of COVID-19,the Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Many employees are working remotely or are on staggered shifts. Please check with the appropriate staff before visiting our offices,as we may be able to handle your requests by phone or email.We appreciate your patience as we continue to serve the public during this challenging time. From:Thompson, Emily<emily.thompson@bakelite.com> Sent: Friday,July 22, 2022 3:34 PM To:Young, Brianna A<Brianna.Young@ncdenr.gov> Cc: Bazinet, Ronald <ronald.bazinet@bakelite.com> Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION: External email. Do not click links or open attachments unless you verify.Send all suspicious email as an attachment to Report Spam. Good Afternoon Brianna, • Please confirm the owner entity of the facility. Is it Bakelite Synthetics, Bakelite LLC, or another entity? Owner Name: Bakelite LLC Facility Name: Bakelite Synthetics • The current permit requires annual acute toxicity monitoring for outfalls SW003, SW004, SW006, and SW009. Can you provide these results? I have provided results from 2016—2021.We may have retained older data at the facility or record storage, but that may take some time to provide and are not guaranteed to exist as it is past the 5 year permit record retention timeframe. Please let me know if you would like me to try to locate these records and I can schedule a trip in August to help locate them. • Information available in our permit file history indicates there was an outfall SW008. Can you provide more information on this? From what I can find, including discussions with operations, it appears 008 was discharging in conjunction with 009 so 008/009 was changed to just 009.After the application for the 2010 permit I do not see any references to this change nor do I see it mentioned in any of the NC DEQ inspections or DMR reporting.This was also reflected in the stormwater map update from Revision 5—Revision 6. Please let me know if there is anything else I can help answer. Kind Regards and Have a Good Weekend, Emily Emily Thompson Site Environmental Leader 6200 Camp Ground Rd. bLouisville KY 40216 US 00 [3 +1 502-381-5513 BASYNTHETICS KELITE +1502-449-6223 I3 emily.thompson@bakelite.com 9110 We are BalkeLite — • the next generation! 404> BAKELITE This message,including attached files,is confidential and intended for the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics").If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. From:Young, Brianna A<Brianna.Young@ncdenr.gov> Sent: Friday,July 22, 2022 9:45 AM To:Thompson, Emily<emily.thompson@bakelite.com> Cc: Bazinet, Ronald <ronald.bazinet@bakelite.com> Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION EXTERNAL EMAIL: Please be cautious when opening links or attachments in email Good morning Emily, 2 I have a few more questions. • Please confirm the owner entity of the facility. Is it Bakelite Synthetics, Bakelite LLC, or another entity? • The current permit requires annual acute toxicity monitoring for outfalls SW003, SW004, SW006, and SW009. Can you provide these results? • Information available in our permit file history indicates there was an outfall SW008. Can you provide more information on this? Thank you, Brianna Young, MS(she/her/hers) Industrial Individual Permits Coordinator Stormwater Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@ncdenr.gov(e-mail preferred) 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. Based on the current guidance to minimize the spread of COVID-19,the Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Many employees are working remotely or are on staggered shifts. Please check with the appropriate staff before visiting our offices,as we may be able to handle your requests by phone or email.We appreciate your patience as we continue to serve the public during this challenging time. From:Young, Brianna A Sent:Wednesday,July 20, 2022 2:03 PM To:Thompson, Emily<emily.thompson@bakelite.com> Cc: Bazinet, Ronald <ronald.bazinet@bakelite.com> Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 Hello Emily, Thank you for providing this information. I also saw your email to Bethany concerning the outfall coordinates and will work with her to update those. I will reach out with any additional questions once I review everything. Thank you, Brianna Young, MS(she/her/hers) Industrial Individual Permits Coordinator Stormwater Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@ncdenr.gov(e-mail preferred) 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 3 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. Based on the current guidance to minimize the spread of COVID-19,the Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Many employees are working remotely or are on staggered shifts. Please check with the appropriate staff before visiting our offices,as we may be able to handle your requests by phone or email.We appreciate your patience as we continue to serve the public during this challenging time. From:Thompson, Emily<emily.thompson@bakelite.com> Sent:Tuesday,July 19, 2022 5:20 PM To:Young, Brianna A<Brianna.Young@ncdenr.gov> Cc: Bazinet, Ronald <ronald.bazinet@bakelite.com> Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION: External email. Do not click links or open attachments unless you verify.Send all suspicious email as an attachment to Report Spam. Good Afternoon Brianna, Please find attached a Word document with the requested information. In addition there are two attached files that were requested for an updated stormwater map and monitoring data since the effective date of the current permit. Please review and let me know if you have any questions or require further information. Kind Regards, Emily Emily Thompson Site Environmental Leader 6200 Camp Ground Rd. bLouisville KY 40216 US C +1 502-381-5513 BAKELITE +1502-449-6223 �emily.thompson@bakelite.com 91 IM We are Bakelite — • the next generation! BAKELITE This message,including attached files,is confidential and intended for the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ('Bakelite Synthetics').If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. From:Young, Brianna A<Brianna.Young@ncdenr.gov> Sent: Friday,June 24, 2022 9:33 AM To:Thompson, Emily<emily.thompson@bakelite.com> Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 4 CAUTION EXTERNAL EMAIL: Please be cautious when opening links or attachments in email Good morning Emily, Ideally I would like to have the information within the next 30 days so I can continue with the application review, so July 215Y is fine if you need that long.The sooner I get the information,the quicker I can continue my review of the application. Please let me know if you have any questions as you work through this request. Thank you, Brianna Young, MS(she/her/hers) Industrial Individual Permits Coordinator Stormwater Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@ncdenr.gov(e-mail preferred) 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. Based on the current guidance to minimize the spread of COVID-19,the Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Many employees are working remotely or are on staggered shifts. Please check with the appropriate staff before visiting our offices,as we may be able to handle your requests by phone or email.We appreciate your patience as we continue to serve the public during this challenging time. From:Thompson, Emily<emily.thompson@bakelite.com> Sent:Thursday,June 23, 2022 3:52 PM To:Young, Brianna A<Brianna.Young@ncdenr.gov> Subject: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION: External email. Do not click links or open attachments unless you verify.Send all suspicious email as an attachment to Report Spam. Good Afternoon Brianna, Ronald forwarded me this request and I am more than happy to help get this information for you. Do you have a timeframe you would like to see this information? If possible I would like until July 21, but will work with what deadline you provide. Kind Regards, Emily 5 Emily Thompson Site Environmental Leader 6200 Campground Rd. bLouisville KY 40216 US C +1 502-381-5513 BAKELITE SYNTHETICS +1 502-449-6223 a emily.thompson@bakelite.com We are BakeLite — • the next generation! This message,including attached files,is confidential and intended for the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics").If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in anyway the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. From: Bazinet, Ronald <ronald.bazinet@bakelite.com> Sent:Tuesday,June 21, 2022 12:41 PM To:Thompson, Emily<emily.thompson@bakelite.com> Subject: FW: Bakelite Synthetics stormwater permit renewal NCS000156 Hi Emily, Have you received this ? could you answer? if you have any questions or need anything please let me know, I will be back at the Site on Friday. Thanks Ron. Ronald Bazinet Site Leader 333 Neils Eddy Rd. bRiegelwood NC 28456 US Acx:> Q +1 910-212-0669 BAKELITE .+1910-830-2757 ronald.bazinet@bakelite.com We are BakeLite — • the next generation! BAKELITE This message,including attached files,is confidential and intended for the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics).If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. 6 Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. From: Young, Brianna A<Brianna.Young@ncdenr.gov> Sent:Tuesday,June 21, 2022 12:16 PM To: Bazinet, Ronald <ronald.bazinet@bakelite.com> Subject: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION EXTERNAL EMAIL: Please be cautious when opening links or attachments in email Good afternoon, I am working on renewing the individual stormwater permit for the Bakelite Synthetics (NCS000156). 1 need additional information in order to 1) confirm that the information I have is correct and 2)make sure the permit adequately serves the needs of the facility. Please provide the following: • Per the Supplemental Information Form, a current Site Map from the Stormwater Pollution Prevention Plan that clearly shows the location of industrial activities (including storage of materials, disposal areas, process areas and loading and unloading areas), drainage structures, drainage areas for each outfall, building locations and impervious surfaces; • Description of facility industrial processes; • SIC and NAICS code and category; • Description of the industrial activities in each outfall drainage area; • An electronic spreadsheet summarizing all of the monitoring data that has been collected since the effective date of the current permit; • Verification that the information in the renewal application is still complete and correct; and • An explanation of any operational changes since the renewal application was submitted. Enter your stormwater permit number into the Stormwater Permit Summary Report and you will see a form that includes the address of the facility,contact information for the permit, and the regulated stormwater outfall(s)for the facility. Please review the facility information to make sure it is correct. Information can be updated using the links provided below,where applicable: • Facility/Company name or ownership: Name/Ownership Change Form • Owner Affiliation (Legally responsible person; i.e., someone with the company who is designated to represent the company per signatory requirements or another authorized representative): Permit Contact Update Request Form • Delegation of Signature Authority (DOSA): Permit Contact Update Request Form • Billing contact: Permit Contact Update Request Form • Permit contact: Permit Contact Update Request Form • Facility contact: Permit Contact Update Request Form • Facility address only: Email Bethany og ulias • Stormwater outfall information: Email Bethany Georgoulias • Visit the eDMR Six Steps website and complete Steps 1 and 2. • Pay outstanding permit fees: Stormwater ePayment website Once I have the above listed information, I can continue my review. You will receive a draft permit for a 30-day comment period. During this time we will be able to address any comments or concerns you have. During the same 30-day period, the draft will be sent to a Regional Office staff member for review as well as out to public notice. Once all comments and concerns are addressed, you may be issued a final permit. Please contact me if you have any questions. Thank you, Brianna Young, MS(she/her/hers) Industrial Individual Permits Coordinator Stormwater Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@ncdenr.gov(e-mail preferred) 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. Based on the current guidance to minimize the spread of COVID-19,the Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Many employees are working remotely or are on staggered shifts. Please check with the appropriate staff before visiting our offices,as we may be able to handle your requests by phone or email.We appreciate your patience as we continue to serve the public during this challenging time. 8 Acute Toxitcity Testing Stormwater Outfalls Date Outfall003 Outfall004 Outfall006 Outfall009 6/2/2021 Pass Fail Pass Pass 9/17/2020 Pass Pass Pass Pass 11/5/2019 N/A Pass Pass Pass 6/12/2018 Pass Pass Pass Pass 2/5/2017 Pass Pass Pass Pass 4/7/2016 Pass Pass Pass Pass Young, Brianna A From: Thompson, Emily <emily.thompson@bakelite.com> Sent: Tuesday, July 19, 2022 5:20 PM To: Young, Brianna A Cc: Bazinet, Ronald Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 Attachments: Requested Supplemental Information - NCS000156.docx; SD-00002-M-02 - Rev 10 - Storm Water Map -Runoff- Outfalls.pdf, 2010 - 2022 Summary Stormwater Results.xlsx CAUTION: External email. Do not click links or open attachments unless you verify.Send all suspicious email as an attachment to Report Spam. Good Afternoon Brianna, Please find attached a Word document with the requested information. In addition there are two attached files that were requested for an updated stormwater map and monitoring data since the effective date of the current permit. Please review and let me know if you have any questions or require further information. Kind Regards, Emily Emily Thompson Site Environmental Leader 6200 Camp Ground Rd. bLouisville KY 40216 US 00 0 +1 502-381-5513 BASYNTHETICS KELITE +1502-449-6223 E2 emily.thompson@bakelite.com We are Bakelite — • the next generation! This message,including attached files,is confidential and intended far the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics").If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. From:Young, Brianna A<Brianna.Young@ncdenr.gov> Sent: Friday,June 24, 2022 9:33 AM To:Thompson, Emily<emily.thompson@bakelite.com> Subject: RE: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION EXTERNAL EMAIL: Please be cautious when opening links or attachments in email 1 Good morning Emily, Ideally I would like to have the information within the next 30 days so I can continue with the application review, so July 21"is fine if you need that long.The sooner I get the information,the quicker I can continue my review of the application. Please let me know if you have any questions as you work through this request. Thank you, Brianna Young, MS(she/her/hers) Industrial Individual Permits Coordinator Stormwater Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@ncdenr.gov(e-mail preferred) 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. Based on the current guidance to minimize the spread of COVID-19,the Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Many employees are working remotely or are on staggered shifts. Please check with the appropriate staff before visiting our offices,as we may be able to handle your requests by phone or email.We appreciate your patience as we continue to serve the public during this challenging time. From:Thompson, Emily<emily.thompson@bakelite.com> Sent:Thursday,June 23, 2022 3:52 PM To:Young, Brianna A<Brianna.Young@ncdenr.Rov> Subject: [External] RE: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION: External email. Do not click links or open attachments unless you verify.Send all suspicious email as an attachment to Report Spam. Good Afternoon Brianna, Ronald forwarded me this request and I am more than happy to help get this information for you. Do you have a timeframe you would like to see this information? If possible I would like until July 21, but will work with what deadline you provide. Kind Regards, Emily Emily Thompson Site Environmental Leader 00 BAKELITE 6200 Campground Rd. SYNTHETICS Louisville KY 40216 US 2 +1 502-381-5513 +1 502-449-6223 L—]emily.thompson@bakelite.com We are Bakelite — • the next generation! BAKELITE This message,including attached files,is confidential and intended for the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics").If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. From: Bazinet, Ronald <ronald.bazinet@bakelite.com> Sent:Tuesday,June 21, 2022 12:41 PM To:Thompson, Emily<emily.thompson@bakelite.com> Subject: FW: Bakelite Synthetics stormwater permit renewal NCS000156 Hi Emily, Have you received this ? could you answer? if you have any questions or need anything please let me know, I will be back at the Site on Friday. Thanks Ron. Ronald Bazinet Site Leader 333 Neils Eddy Rd. bRiegelwood NC 28456 US (3 +1 910-212-0669 BASYNTHETICS KELITE +1910-830-2757 P ronald.bazinet@bakelite.com 1010 We are Bakelite — • the next generation! This message,including attached files,is confidential and intended far the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics").If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this a-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. From: Young, Brianna A<Brianna.Young@ncdenr.gov> Sent:Tuesday,June 21, 2022 12:16 PM 3 To: Bazinet, Ronald <ronald.bazinet@bakelite.com> Subject: Bakelite Synthetics stormwater permit renewal NCS000156 CAUTION EXTERNAL EMAIL: Please be cautious when opening links or attachments in email Good afternoon, I am working on renewing the individual stormwater permit for the Bakelite Synthetics (NCS000156). 1 need additional information in order to 1) confirm that the information I have is correct and 2) make sure the permit adequately serves the needs of the facility. Please provide the following: • Per the Supplemental Information Form, a current Site Map from the Stormwater Pollution Prevention Plan that clearly shows the location of industrial activities (including storage of materials, disposal areas, process areas and loading and unloading areas), drainage structures, drainage areas for each outfall, building locations and impervious surfaces; • Description of facility industrial processes; • SIC and NAICS code and category; • Description of the industrial activities in each outfall drainage area; • An electronic spreadsheet summarizing all of the monitoring data that has been collected since the effective date of the current permit; • Verification that the information in the renewal application is still complete and correct; and • An explanation of any operational changes since the renewal application was submitted. Enter your stormwater permit number into the Stormwater Permit Summary Report and you will see a form that includes the address of the facility,contact information for the permit, and the regulated stormwater outfall(s)for the facility. Please review the facility information to make sure it is correct. Information can be updated using the links provided below,where applicable: • Facility/Company name or ownership: Name/Ownership Change Form • Owner Affiliation(Legally responsible person; i.e., someone with the company who is designated to represent the company per signatory requirements or another authorized representative): Permit Contact Update Request Form • Delegation of Signature Authority (DOSA): Permit Contact Update Request Form • Billing contact: Permit Contact Update Request Form • Permit contact: Permit Contact Update Request Form • Facility contact: Permit Contact Update Request Form • Facility address only: Email Bethany og ulias • Stormwater outfall information: Email Bethany Geor og ulias • Visit the eDMR Six Steps website and complete Steps 1 and 2. • Pay outstanding permit fees: Stormwater ePgMent website Once I have the above listed information, I can continue my review. You will receive a draft permit for a 30-day comment period. During this time we will be able to address any comments or concerns you have. During the same 30-day period, the draft will be sent to a Regional Office staff member for review as well as out to public notice. Once all comments and concerns are addressed, you may be issued a final permit. Please contact me if you have any questions. 4 Thank you, Brianna Young, MS(she/her/hers) Industrial Individual Permits Coordinator Stormwater Program NC DEQ/Division of Energy, Mineral, and Land Resources (DEMLR) Brianna.Young@ncdenr.gov(e-mail preferred) 919-707-3647 (office) Mailing address: 1612 Mail Service Center, Raleigh, NC 27699-1612 Physical address: 512 North Salisbury Street, Raleigh, NC 27604 Email correspondence to and from this address is subject to the North Carolina Public Records Law and may be disclosed to third parties. Based on the current guidance to minimize the spread of COVID-19,the Department of Environmental Quality has adjusted operations to protect the health and safety of the staff and public. Many employees are working remotely or are on staggered shifts. Please check with the appropriate staff before visiting our offices,as we may be able to handle your requests by phone or email.We appreciate your patience as we continue to serve the public during this challenging time. 5 Young, Brianna A From: Thompson, Emily <emily.thompson@bakelite.com> Sent: Tuesday, July 19, 2022 4:54 PM To: Georgoulias, Bethany Cc: Young, Brianna A Subject: [External] Bakelite Synthetics Stormwater Permit NCS000156 Outfalls CAUTION: External email. Do not click links or open attachments unless you verify.Send all suspicious email as an attachment to Report Spam. Good Afternoon Bethany, After reviewing the Stormwater Permit Summary Report for our facility, it appears the regulated stormwater outfalls need to be updated. Here are our stormwater outfalls: Outfall 003—LAT 34.32861111, LONG -78.20361111, discharges into Livingston Creek Outfall 004—LAT 34.32916667, LONG -78.20305556, discharges into Livingston Creek Outfall 006—LAT 34. 32833333, LONG -78. 20166667, discharges into Livingston Creek Outfall 009—LAT 34.32972222, LONG -78.20222222, discharges into Livingston Creek Please let me know if you need any additional information or have any questions. Kind Regards, Emily Emily Thompson Site Environmental Leader 6200 Camp Ground Rd. bLouisville KY 40216 US 0 +1 502-381-5513 BAKELITE +1502-449-6223 2emily.thompson@bakelite.com Film We are Bakelite —the next generation! .. BAKELITE This message,including attached files,is confidential and intended for the addressees.It may contain information that is proprietary,privileged or exempt for disclosure under applicable law.Any unauthorized use and dissemination of the information or copying of this message is strictly prohibited.Any views,opinions or conclusions expressed in this message are those of the individual sender and do not necessarily reflect the view of the Bakelite Synthetics group of companies ("Bakelite Synthetics").If you received this message in error,please immediately advise the sender by reply email,delete all copies of this message and refrain from printing,copying,or disseminating this message or otherwise using the information in it.Thank you. Although Bakelite Synthetics routinely screens incoming and outgoing mail messages for viruses,addressees should scan this e-mail and any attachments for viruses themselves.Bakelite Synthetics does not guarantee in any way the absence of viruses in this e-mail or any attachments and disclaims any liability in case of security problem that this message may cause to any system. 1 • Per the Supplemental Information Form, a current Site Map from the Stormwater Pollution Prevention Plan that clearly shows the location of industrial activities (including storage of materials, disposal areas, process areas and loading and unloading areas), drainage structures, drainage areas for each outfall, building locations and impervious surfaces; o 'SD-00002-M-02 - Rev 10 - Storm Water Map -Runoff—Outfalls', Attached • Description of facility industrial processes; o Bakelite is a chemical manufacturing facility that produces formaldehyde and hexamethylene-tetra mine (hexamine). ■ Formaldehyde Chemical Manufacturing Process Unit (CMPU)1 —This unit converts methanol into formaldehyde through a catalytic oxidation process. The CMPU includes three reactors and two absorption few columns for recovering the product. One scrubber for the storage tanks; and the loading rack. ■ Special Project Miscellaneous Organic Chemical Manufacturing Process Unit (MCPU) — Various products, including ketone resins, can be manufactured in this process area using batch reactors. This area of the plant has not been operated in several years, and portions of the unit have been systematically disassembled and sent for scrap recycling. ■ Hexamine CMPU1 — Hexamine is formed by reacting formaldehyde and ammonia. The CMPU includes a reactor, evaporator, crystallizers, and a centrifuge. Bakelite can sell the hexamine in a liquid solution or as a dry powder. ■ The plant also includes raw material handling and storage operations, utility operations (including steam production), and finished product loadout activities. • SIC and NAICS code and category; o SIC: 2869/ Industrial Organic Chemicals o NAICS: 325199 /All Other Basic Organic Chemical Manufacturing • Description of the industrial activities in each outfall drainage area; o Outfall 003 - Warehouse #3, Firewater Tank o Outfall 004 - Methanol Tanks, Hexamine Production Area, Packaging Warehouse, Warehouse#2,Warehouse #4,Special Projects Production Area (not in operation), HCHO Production Area o Outfall 006 - Duck Pond, Warehouse #1, QC Lab o Outfall 009— Maintenance Building • An electronic spreadsheet summarizing all of the monitoring data that has been collected since the effective date of the current permit; o '2011 - 2022 Summary Stormwater Results', Attached • Verification that the information in the renewal application is still complete and correct; and o Other than updates to Ownership, Facility Name, and contacts all other information should be correct. • An explanation of any operational changes since the renewal application was submitted. o Since the 2015 permit application, the facility has closed the Closed Loop Recycle System (Lined Pond) per permit WQ0034775. • Facility/Company name or ownership: Name/Ownership Change Form o Information correct • Owner Affiliation (Legally responsible person; i.e., someone with the company who is designated to represent the company per signatory requirements or another authorized representative): Permit Contact Update Request Form o Information correct • Delegation of Signature Authority (DOSA): Permit Contact Update Request Form o Not currently needed • Billing contact: Permit Contact Update Request Form o Ronald Bazinet is correct contact, but email needs to be @bakelite.com. Do I need to send an update request form for this change? Not an option for an update only options are to replace contact or add contact. • Permit contact: Permit Contact Update Request Form o Contact form submitted to add Emily Thompson as permit contact. • Facility contact: Permit Contact Update Request Form o Emily Thompson is correct contact, but email needs to be @bakelite.com. Do I need to send an update request form for this change? Not an option for an update only options are to replace contact or add contact. • Facility address only: Email Bethany Georgoulias o Correct address • Stormwater outfall information: Email Bethany Georgoulias o Corrected outfall information emailed 7/19/2022 • Visit the eDMR Six Steps website and complete Steps 1 and 2. o Shown as registered for eDMR and correct contacts listed • Pay outstanding permit fees: Stormwater ePayment website o None due LIVINGSTON CREEK �� LEGEND HEXION STORM WATER OUT FALL#3,4,6,9 SILAR, LLC STORM WATER OUT FALL#1 ,2,5 00 SILAR,LLC 00 00 SW OUTFALL OBC STORM WATER OUT FALL#7 % 000 005 p / 00 <NC5000533) HE ION % FORMER S O TFALL LINED POND 004 O o 500 156) W \\9Rp1N �e 47,400 SQ FT 42,300 SQ FT LIQUID O METH, STORAGE a NITROGE / TANKS Q 0 / BRIDGE RE SENTATIVE O tiP \?� SAMPLI POINT PERMIT / O 5 5~ DRAIN (OUT OF SERVICE)���/// PIPE / SILAR,LL 002 001 DI BLD i SW OUTFA (NC0003395) FINE' SWO10 I • HEXION 20,700 SQ FT �i CHEMICALS WC500 33) SW OUTFALL 3i 003 i O O WC5000156) I P O I E ILA L F WO 02 O H ON 173,400 SQ FT 67,500 SQ FT �1Dt6�! O a 0� / / UTFALL O/ / \ 006<NC5000156) SW O / / // SILAR,LLC SW OUTFALL ��'� / / / / MAINT SW OUTFALL <NC5000532) �/ // // / / / O SrYv� • 001 (NC5000533) / Cr.n 77,400 Q FT POND / / / / / 0 0 ❑BC i AMMO 55, S T DRAIN 8K WHSE / WA EHO KAGI STORA AREA / PIP f HEXAMIN WAITER USE O //BUCK POND// 0 1 0o O /' � / O .r.M PIPE EXAMINE O e SPECIAL ��`• WAREHOUS PROJECTS 00 RODUCT i/ 0 / V OG iil HEXAMI PRODUCTION O`O(, HEXION / of ae '® SPECIA / / SW OUTFALL r PROJE S DRAIN // 142,200 SQ FT u O d 009 WC5000156) HEXAMINEODUCTION PIPE // // O O 63,000 SQ FT �rti SEPTI DRAIN / 1/26/12 FIllD OOO / GC ADDED SILAR,LLC OUTFALL SW 010 O o 7 REA / O O 6 6/lG4d11 UPDATED DWG TO RONALD BAZINET MARK UP Q MAINT E 6 1/G�11 INCORPATED MOMENTIVE FORMAT 4 3/�VO9 ADDED SQUARE FOOTAGE TO AREAS 3 10/3G0CC/08 UPDATED PER APRIL HANSONS MARK UP AIN FFICE 2 10/GC/OB 2-UPDATED DRAWING OBRIEN&GERE DRAWING 1 4/G/07 UPDATED&ADDED STORM DRAINS O • REV. DATE& DESCRIPTION CHKD APPROVED DRAWN BY BY BY a �. HEXION ACME,N.C. Q Q STORM WATER MAP a STORM DRAIN RUNOFF N STORM WATER OUTFALL THIS DRAWING IS THE PROPERTY OF MOMENIIVE SPECIALTY CHEMICALS INC,AND MUST BE 4/KW20 REMOVED LINED POND AND CHANGED RETURNED,WITHOUT REPRODUCTION OR DUPLICATION,AT ANY TIME,UPON REQUEST BUT IN 10 KKRJd COOLING TOWERS ANY EVENT AT THE COMPLETION OF THE WORK OR JOB.WHILE IN THE POSSESSION OF THE 29 JUN 14 RECIPIENT IT MUST BE PROPERLY SAFEGUARDED AGAINST DISCLOSURE TO ANYONE 9 SPP UPDATED COMPANY LOGO EXCEPT THOSE EMPLOYEES WHO REWIRE IT FOR WORK OR JOB.THE RECIPIENT MUST RELOCATED OUTFALL 001 TO EAST SIDE OF KEEP CONFIDENTIAL AND REQUIRE ITS EMPLOYEES TO KEEP CONFIDENTIAL THE INFORMATION � GYVE 8 2/�/13 SHED WAS LOCATED IN SWAMP AREA CONTAINED HEREIN. "LCTIONAL LOCATI 01-02-07 F DATE& RELOCATION PER SILAR LLC CHKD APPROVED G.COOPER DATE:10 22 08 SCALE:NONE x REV. I DRAWN BY DESCRIPTION BY By DWG NO.: SD-00002—M-02 Total Total TSS BOD COD NH3 TKN NO3+NO2 Total Methanol TRC Hexamine FormaldehydeCopper Co Total Zinc Total Lead Non-Polar pH OUTFACE 3 Rainfall, Phosphorus O&G inches (Mg/1) (mg/I) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (mg/1) (Mg/1) (Mg/1) (Mg/1) (S.".) Benchmark 100 30 120 7.2 20 10 2 7700 0.028 25000 0.5 0.007 0.067 0.03 _ 15 6-9 Sampling was not performed November or December 2010 1/17/2011 0.31 <2.7 31 157 119 139 10.4 0.23 <10 0 33 2.05 0.099 0.618 <0.010 <5 7.62 4/5/2011 0.33 53.2 39 136 89.3 79.1 8.94 0.28 12.9 0 <10 1.38 1.31 0.565 <0.010 <5 7.33 9/20/2011 1.35 52.5 22 200 13.5 62 9.06 0.24 <10 0 27.6 4.25 0.425 0.23 <0.010 <5 7.6 11/29/2011 1.4 13.7 16 78 12 19.9 11.4 0.06 <10 0 <10 0.425 0.318 0.219 <0.010 <5 6.8 12/27/2011 0.33 8.4 5 62 20.2 22.6 3.97 0.19 <10 0 <10 0.33 0.101 0.217 <0.010 <5 7.23 1/11/2012 0.96 9.7 12 100 140 194 5.7 0.44 <10 0 <10 0.975 0.076 0.413 <0.010 <5 7.93 3/3/2012 2.4 4.8 23 112 118 93.1 11.8 0.4 <10 0 <10 0.87 0.15 0.362 <0.010 <5 7.45 4/6/2012 0.36 8.7 10 118 92.5 88.2 4.58 0.38 <10 0 <10 0.98 0.147 0.363 <0.010 <5 7.65 5/9/2012 0.27 25.3 17 112 58 72.8 2.31 0.48 <10 0 <10 1.14** 0.173 0.312 <0.010 <5 7.56 6/12/2012 1.02 27 18 129 44.7 53.9 15.6 0.78 <10 0 <10 16 0.242 0.208 <0.010 <5 7.43 7/31/2012 0.2 45 8 192 51 60.4 3.77 0.93 <10 0 <10 5.79 0.219 0.184 <0.010 <5 7.44 8/19/2012 0.42 28.7 17 141 28.2 38.8 11.4 0.5 <10 0 <10 4.73 0.275 0.156 <0.010 <5 7.33 10/15/2012 0.33 33.4 7 46 6.3 10.5 9.41 <0.04 <10 0 <10 0.27 0.23 0.19 <0.015 <5 7.27 12/12/2012 0.95 8.4 15 101 59.7 67.9 13.2 0.13 <10 0 <10 7.8 0.095 0.178 <0.010 <5 6.98 1/2/2013 0.20 5.4 11 35 21.8 25.1 8.28 0.14 10 0 <10 1.8 0.046 0.089 <0.01 <5 7.02 2/7/2013 1.89 55.3 367 1030 1.4 6.3 2.96 0.47 743 0 82.4 58 0.117 0.383 <0.01 <5 6.83 3/12/2013 0.43 50 661 9730 535 3620 3.24 0.04 47.6 0 <10 92.5 0.095 0.071 <0.01 <5 7.95 4/4/2013 0.73 20.5 104 1030 336 445 3.4 0.89 <10 0 585 71 0.032 0.053 <0.01 <5 7.92 5/23/2013 0.46 27.5 11.4 69 11.6 15.9 6.17 0.24 <10 0 14 21.815 0.1 0.0657 0.00543 <5 7.42 6/3/2013 2.37 18.8 26.5 97.5 23.8 30.8 10.4 0.25 <1 0 18 20.977 0.075 0.086 0.00359 <5 7.13 7/12/2013 1.02 19 14.6 52.3 9.77 12.8 7.26 0.12 <1 0 <10 0.878 0.095 0.061 0.0075 <5 7.6 9/16/2013 1.50 40.4 13.8 78.1 5.59 10 8.09 0.22 <1 0 <10 6.04 0.094 0.074 0.0219 <5 7.28 11/26/2013 2.06 <2.5 15.1 61.5 85 96.7 13.4 0.25 <1 0 20 4.39 0.051 0.21 <0.001 <5 7.36 12/10/2013 0.16 240 33.4 143 29.1 34.3 12 0.82 <1 0 <10 11.3 0.1 0.21 0.0305 <5 7.6 2/21/14 0.29 68 38.6 144 51.2 59.4 10.3 0.27 1 0 36 35.8 0.12 0.16 0.00143 5 7.26 3/25/14 0.40 2.5 16.3 64.2 68.8 83.7 16.2 0.32 1 0 10 8.1 0.041 0.131 0.001 5 7.39 4/30/14 0.52 26.2 29.9 111 18.2 22.4 9.23 0.12 1 0 10 17.3 0.091 0.12 0.0022 5 6.61 5/15/14 2.48 16.2 30.4 140 55.2 60.6 10.1 0.52 1 0 10 21.9 0.099 0.13 0.0016 5 7.25 7/15/14 0.70 9.75 14 61.2 12.1 14.6 7.55 0.19 1 0 10 2.37 0.06 0.0456 0.001 4.36 6.9 10/15/14 1.07 25.2 19.1 65.9 13.4 16.1 6.58 0.45 1 0.002 10 8.4 0.061 0.065 0.0016 1.02 7.12 12/22/14 0.37 24.7 20.8 48.6 32.8 33.8 10.9 0.61 1 0 10 6.04 0.045 0.091 0.003 2.81 6.6 12/1/2015 1.44 6.4 7.75 43.8 22.8 32.4 4.55 1.03 1 0 10 1.68 0.037 0.054 0.003 3.09 7.11 3/14/15 1.38 4 22 97.5 57.4 52.8 8.94 0.43 1 0.002 22 23.4 0.0375 0.0735 0.0015 5 7.3 9/4/2015 0.4 8.46 36.5 49.2 89.8 94.7 15.2 0.61 1 0 10 2.24 0.0405 0.101 0.0015 5 7.21 3/6/2015 0.9 3.5 20.7 34.6 7.3 9.73 11 0.281 1 0.01 10 2.41 0.04 0.003 0.047 5 7.07 7/13/15 0.46 21.2 14 81 25.5 30.6 14 0.55 10 0 10 0.306 0.062 0.071 0.01 5 6.39 8/19/15 0.16 2.8 9 72 87.9 90.7 9.52 0.88 10 0.041 10 0.071 0.046 0.096 0.01 5 7.18 2/11/2015 1.63 15.6 7 25 3.1 4.2 0.62 0.39 10 0.099 10 1.04 0.031 0.051 0.01 5 7.59 12/14/15 0.19 2.6 12 41 165 139 21 1.56 10 0.02 10 0.0314 0.03 0.07 0.01 5 7.44 1/15/16 0.48 6 9 48 92.1 68 15 0.94 10 - 25 0.775 0.29 0.063 0.01 5 - 1/4/2016 0.44 11 9 57 31.1 22.8 0.14 0.04 5 - 5 0.756 0.029 0.064 0.01 5 - 6/6/2016 0.14 21.4 16 41 15.2 12.8 5.9 0.47 5 - 25 0.148 0.029 0.053 0.01 5 - 12/29/16 0.82 31.9 14 41 9 9.9 0.11 0.44 5 - 10 0.089 0.046 0.085 0.01 5 - 2/15/17 0.74 14.3 6 32 5.7 9.6 0.14 0.28 <5 0.003 <25 0.323 0.023 0.030 <0.01 <5 5.85 3/28/17 0.13 11.4 18 64 55.8 70.9 17.1 0.9 <5 0 <25 0.357 0.040 0.091 <0.01 <5 6.98 4/13/17 0.54 10.7 16 43 13.4 16.8 7.98 0.4 <5 0 <25 0.406 0.036 0.047 <0.01 <5 6.98 5/6/2017 0.46 10.1 10 68 24.8 22.7 0.53 0.58 <5 0.021 <25 0.180 0.034 0.038 <0.01 <5 7.18 9/11/2017 0.61 6.4 11 50 87.1 70.5 0.78 0.73 <5 0.019 <5 <0.05 0.017 0.067 <0.01 <5 7.19 12/27/17 0.21 4 6 20 20.5 21.6 7.11 0.23 <5 0.036 <5 1.15 0.014 0.036 <0.01 <5 7.16 03/20/18 1.12 8.3 16 74 26.4 45.3 0.51 0.43 <5 0.003 34 1.78 0.027 0.050 <0.01 <5 6.9 05/17/18 0.19 3.7 12 31 30.8 28.2 7.22 0.57 <5 0.029 <25 0.091 0.019 0.062 <0.010 <5 6.95 06/20/18 0.72 31.3 51 878 161 276 8.65 2.15 <5 0 530 1.85 0.198 0.099 <0.01 <5 7.39 08/28/18 0.37 9.8 7 55 6.2 6.7 7.74 0.57 <5 0.019 <25 0.955 0.030 0.036 <0.01 <5 6.65 10/26/18 0.63 7.5 9 53 45.3 38.9 4.83 0.73 <5 0.009 <25 0.618 0.007 0.035 <0.010 <5 6.64 Total Total Non-Polar OUTFALL 4 Rainfall, TSS BOD COD NH3 TKN NO3+NO2 Phosphorus Methanol TRC Hezamine Formaldehyde Total Copper Total Zinc Total Lead O&G pH inches (mg/I) (Mg/1) (Mg/1) (mg/I) (Mg/1) (mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (s.u.) Benchmark 100 30 120 7.2 20 10 2 7700 0.028 25000 0.5 0.007 0.067 0.03 15 6-9 Sampling was not performed November or December 2010 1/17/2011 0.31 170 362 2,180 476 975 15.4 1.2 96.6 0 858 41.2 0.49 0.897 <0.010 <5 7.86 4/5/2011 0.33 146 248 523 1 81 9.94 0.56 26.7 0 52 107 0.525 0.999 0.014 <5 7.07 9/20/2011 1.35 46.7 24 108 1.9 15.6 8.41 0.06 <10 0.005 <10 17.5 0.093 0.217 <0.010 <5 7.43 11/29/2011 1.4 19.4 >66 1,270 1.1 386 11.8 0.05 <10 0 <10 23 0.062 0.243 <0.010 <5 7.03 12/27/2011 0.33 69 59 313 27.7 72.7 3.96 0.64 <10 0 <10 3.6 0.113 0.376 <0.010 <5 7.37 1/11/2012 0.96 95 12 93 1.8 13.1 12.5 0.3 <10 0 <10 0.75 0.097 0.352 <0.010 <5 7.03 3/3/2012 2.4 36.5 56 381 3.6 78.4 4.73 0.3 <10 0 <10 6.43 0.154 0.245 <0.010 <5 7.33 4/6/2012 0.36 39.7 11 133 9.7 19.8 4.43 0.26 <10 0 <10 1.83 0.1 0.363 <0.010 <5 6.82 5/9/2012 0.27 202 >125 625 18.3 68.9 8.13 0.25 <10 0 <10 1.09„ 0.328 1.56 0.021 <5 7.58 6/12/2012 1.02 454 <14 148 3.3 10.4 21.1 1 <10 0.006 <10 2.06 0.181 0.445 0.06 <5 7.42 7/31/2012 0.2 41 <14 77 3.1 7.7 12.8 0.22 <10 0 <10 3.85 0.067 0.269 <0.010 <5 7.47 8/19/2012 0.42 29.3 20 107 4.5 16.7 21.4 0.22 <10 0 <10 3.48 0.087 0.247 <0.010 <5 7.15 10/15/2012 0.33 41.3 14 53 1.8 7.7 11.9 <0.04 <10 0 <10 0.78 0.057 0.18 <0.015 <5 7.58 12/12/2012 0.95 26.3 14 59 0.6 9.3 12.7 <0.04 <10 0 <10 3.7 0.029 0.148 <0.010 <5 7.23 1/2/2013 0.20 9.1 10 51 7.7 10.1 7.61 0.1 <10 0 <10 10.1 0.022 0.081 <0.01 <5 7.3 2/7/2013 1.89 84 62 267 19.2 55.8 4.43 0.04 <10 0 <10 18 0.123 0.333 <0.01 <5 7.2 3/12/2013 0.43 34.6 12 64 1.6 15.4 1.71 0.11 <10 0 <10 4.89 0.048 0.199 <0.01 <5 7.62 4/4/2013 0.73 42.7 11 97 1.7 7 1.85 0.11 <10 0 18.5 2.33 0.049 0.252 <0.01 <5 7.01 5/23/2013 0.46 22.5 15.7 21.9 7.02 14.4 9.24 0.13 <10 0 14 29.284 0.024 0.142 0.00228 <5 7.42 6/3/2013 2.37 61.6 16.6 86.7 2.75 9.47 3.46 0.29 <1 0 <10 14.007 0.052 0.259 0.00441 <5 7.28 7/12/2013 1.02 18.5 10.2 50.1 5.5 8.86 6.05 0.13 <1 0 <10 0.825 0.022 0.078 0.0075 <5 7.63 9/16/2013 1.50 62.9 104 2180 228 409 5.44 0.11 6 0 1000 32.2 0.028 0.47 0.00488 <5 7.45 11/26/2013 2.06 68.6 28 225 20.5 30 12 0.27 <1 0 48 46 0.061 0.2 0.00486 <5 8.41 12/10/2013 0.16 43.3 14.2 93.2 12.8 16 11.6 0.093 <1 0 26 29.7 0.027 0.14 0.00399 <5 7.82 2/21/14 0.29 64.5 32.7 126 11.5 15.8 0.626 0.18 1 0 17 21.4 0.047 0.31 0.00347 5 7.52 3/25/14 0.40 22.9 25.4 102 3.94 16.1 2.34 0.16 1 0 22 21.9 0.023 0.192 0.007 5 7.17 4/30/14 0.52 21.5 19 113 6.67 13 6.54 0.05 1 0 10 11.2 0.031 0.16 0.0022 5 6.7 5/15/14 2.48 30.5 35.4 133 74 80 2.56 0.21 1.6 0 11 25.8 0.042 0.2 0.0022 5 9.95 7/15/14 0.70 12.5 20.5 102 9.7 14.6 17.4 0.094 1 0 14 6.74 0.028 0.122 0.0014 2.22 7.03 10/15/14 1.07 26.8 8.05 35.3 0.1 6.09 3.02 0.13 1 0.022 11 7.45 0.017 0.078 0.0019 1.31 7.57 12/22/14 0.37 20.2 6 46.4 5.39 6.33 4.25 .1 1 0.02 - 7.71 0.024 0.096 0.003 2.78 6.64 12/1/2015 1.44 7.2 14.7 73.5 10.1 11.6 2.12 0.1 2.8 0.029 14 4.59 0.022 0.08 0.003 2.26 7.28 3/14/15 1.38 17 45.2 250 37.2 1.16 62.4 0.13 1 0 99 69.3 0.0295 0.106 0.0015 5 7.58 9/4/2015 0.4 73 29 118 0.1 12.4 2.83 0.25 1 0.001 16 16.6 0.028 0.168 0.002 5 7.45 3/6/2015 0.9 3.6 6.89 49.9 0.1 4.87 11.5 0.117 1 0.021 10 5.36 0.019 0.054 0.003 5 7.4 7/13/15 0.46 17.6 11 100 2.9 7.2 8.54 0.19 10 0.018 10 0.718 0.032 0.107 0.01 5 7.45 8/19/15 0.16 61.7 13 155 3.1 10.6 6.19 0.38 10 0 10 0.0587 0.049 0.246 0.01 5 7.65 2/11/2015 1.63 53 40 500 1.5 97.6 0.47 0.23 419 0 10 7.33 0.027 0.198 0.01 5 8.6 12/14/15 0.19 52.3 22 182 38.6 58.5 4.05 1.33 10 0.078 75.6 0.0327 0.026 0.133 0.01 5 7.97 1/15/16 0.48 116 32 126 14.9 22.5 1.71 0.44 10 - 25 2.39 0.026 0.19 0.01 5 - 1/4/2016 0.44 11.1 8 34 1.8 4.7 0.02 0.04 5 - 5 0.858 0.013 0.069 0.01 5 - 6/6/2016 0.14 24.6 12 145 2.8 32.8 3.2 0.12 5 - 55.2 3.1 0.015 0.103 0.01 5 - 12/29/16 0.82 28.7 56 892 215 213 0.07 0.57 7.61 - 558 13.7 0.038 0.205 0.01 5 - 2/15/17 0.74 14.1 26 292 23.5 104 0.11 0.11 <5 0 97.9 9.86 0.012 0.144 <0.01 <5 6.97 3/28/17 0.13 61 60 409 1.0 124 3.59 0.44 <5 0 164 7.51 0.110 0.286 <0.01 <5 7.36 4/13/17 0.54 7.5 20 101 8.6 18.6 8.81 0.22 <5 0.019 <25 1.11 0.030 0.105 <0.01 <5 7.36 5/6/2017 0.46 9.1 15 103 5 18 8.67 0.15 <5 0.017 44.4 2.89 0.027 0.153 <0.01 <5 7.64 9/11/2017 0.61 76.7 44 398 3.9 93.1 1.58 0.51 <5 0.055 174 12.4 0.055 0.324 <0.01 <5 7.49 12/27/17 0.21 10.9 22 76 6.3 19.6 0.87 0.11 <5 0 35 15.7 0.012 0.126 <0.01 <5 7.31 03/20/2018 1.12 14.4 >71 1470 13.5 382 0.20 0.40 <5 0.023 1120 1.73 0.022 0.280 <0.01 <5 7.14 04/23/2018 2.45 33 113 927 12.5 156 33.6 1.04 <5 0 418 18.2 0.087 0.448 <0.01 <5 7.06 05/17/2018 0.19 23.7 86 837 6.8 247 52.9 0.29 <5 0 367 15.2 0.090 0.393 <0.010 <5 6.86 06/20/2018 0.72 44.6 28 164 5.7 15.1 10.1 0.31 <5 0.069 <10 0.20 0.042 0.249 <0.01 <5 6.53 08/28/2018 0.37 7.6 15 83 4.7 11.4 5.51 0.21 <5 0.025 <25 0.05 0.023 0.059 <0.01 <5 6.89 10/26/2018 0.63 37 >37 360 4.3 56.7 26.7 0.20 <5 0 111 8.94 0.054 0.270 <0.010 <5 6.15 Total Total Non-Polar TSS BOD COD NH3 TKN NO3+NO2 Phosphorus Methanol TRC Hezamine Formaldehyde Total Copper Total Zinc Total Lead O&G pH OUTFALL 6 Rainfall, inches (mg/I) (Mg/1) (Mg/1) (mg/I) (Mg/1) (mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (s.u.) Benchmark 100 30 120 7.2 20 _ 10 2 7700 0.028 25000 0.5 0.007 0.067 0.03 15 6-9 Sampling was not performed November or December 2010 1/17/2011 0.31 16.7 45 121 26.9 30.6 7.41 0.27 <10 0.005 14.8 1.88 <0.010 0.142 <0.010 <5 7.41 4/5/2011 0.33 30 100 222 54.2 65.4 1.66 0.32 <10 0.009 <10 5.18 0.012 0.041 <0.010 <5 7.33 9/20/2011 1.35 16.8 9 89 5.5 15.7 3.93 0.17 <10 0.018 <10 1.43 0.018 0.046 <0.010 <5 7.75 11/29/2011 1.4 15.4 7 84 5 11.4 5.44 <0.04 <10 0.018 <10 0.55 <0.007 0.027 <0.010 <5 6.96 12/27/2011 0.033 15.6 8 66 5.6 9.2 12.5 0.5 <10 0.022 <10 0.294 <0.007 0.026 <0.010 <5 7.26 1/11/2012 0.96 35 18 73 1.9 10.8 4.1 0.31 <10 0.005 <10 0.31 0.008 0.06 <0.010 <5 7.68 3/3/2012 2.4 16 8 73 7.3 13.3 2.18 1.17 <10 0 <10 0.81 <0.007 0.03 <0.010 <5 6.75 4/6/2012 0.36 25.3 7 68 3 8.9 1.67 0.25 <10 0.004 <10 0.545 <0.007 0.023 <0.010 <5 7.17 5/9/2012 0.27 16.8 11 55 1.8 8.6 1.19 0.42 <10 0.01 <10 1.26" <0.007 0.02 <0.010 <5 7.31 6/12/2012 1.02 87.1 13 134 0.9 9.2 0.07 1.03 <10 0.015 <10 2.03 0.009 0.061 <0.010 <5 10.58 7/31/2012 0.2 67 22 146 3.1 9.1 0.48 0.62 <10 0 <10 1.58 0.006 0.023 <0.010 <5 8.55 8/19/2012 0.42 83 14 127 1 10.7 0.68 0.55 <10 0.018 <10 1.26 0.006 0.02 <0.010 <5 10.2 10/15/2012 0.33 106 11 155 <0.2 11.2 2.41 0.37 <10 0.033 <10 0.33 0.006 <0.043 <0.015 <5 10.02 12/12/2012 0.95 73 19 96 4.8 12.7 3.88 0.38 <10 0.018 <10 1.5 0.01 0.053 <0.010 <5 6.99 1/2/2013 0.20 10.2 2 20 1.3 1.9 0.08 0.04 <10 0.003 <10 1.13 <0.01 0.111 <0.01 <5 7.2 2/7/2013 1.89 36 21 116 3.4 7 5.16 0.04 <10 0.057 <10 1.72 <0.01 0.058 <0.01 <5 6.94 3/12/2013 0.43 35.5 11 87 1.6 2.6 3.21 0.09 <10 0.054 <10 0.661 <0.006 0.05 <0.01 <5 6.97 4/4/2013 0.73 39.5 14 65 1.9 5.3 2.88 0.18 <10 0.056 16.4 1.66 <0.006 0.039 <0.01 <5 7.19 5/23/2013 0.46 6.5 7.79 34.8 3.05 6.72 2.08 0.14 <10 0.015 <10 6.554 0.0068 <0.01 <0.001 <5 7.33 6/3/2013 2.37 4.5 7.11 35 0.92 3.97 2.65 0.083 5.4 0.025 <10 4.909 <0.003 0.018 <0.001 <5 7.03 7/12/2013 1.02 9.25 5.74 58.7 2.75 6.11 1.8 0.18 <1 0.036 <10 0.5 0.0028 0.013 0.0027 <5 7.32 9/16/2013 1.50 20 9.71 41.5 1.47 4.41 3.39 0.064 <1 0.044 13 1.07 0.0025 0.02 0.00166 <5 7.2 11/26/2013 2.06 18.4 9.76 41.7 1.84 4.59 0.93 0.09 <1 0.008 <10 1.83 0.0013 0.027 <0.001 <5 7.6 12/10/2013 0.16 22.8 10.8 56.6 2.45 5.81 0.67 0.12 <1 0.012 <10 3.48 0.0019 0.042 <0.001 <5 7.14 2/21/14 0.29 24.6 22.5 55.3 4.55 7.58 2.5 0.063 1 0 10 6.49 0.0021 0.036 0.001 5 6.96 3/25/14 0.40 12 7.11 33.2 2.42 4.55 2.75 0.13 1 0 10 1.97 0.0017 0.015 0.001 5 7.23 4/30/14 0.52 25.2 23.8 111 2.12 9.09 2.95 0.16 1 0.003 10 2.87 0.0038 0.046 0.0013 5 6.24 5/15/14 2.48 15.5 9.27 42.2 3.03 4.85 3.8 0.12 1 0 10 2.18 0.0027 0.035 0.001 5 6.66 7/15/14 0.70 29.2 15.6 74.7 2.42 6.06 2.27 0.072 1 0.054 10 0.743 0.0022 0.0041 0.001 3.43 7.33 10/15/14 1.07 61.5 26.3 57.4 1.83 2.43 2,942 0.33 1 0 10 1.85 0.0033 0.052 0.0017 1.02 6.74 12/22/14 0.37 16 11.1 35.6 7.51 13 3.05 0.394 1 0.042 10 3.18 0.007 0.042 0.003 3.23 6.86 12/1/2015 1.44 7.2 3.34 32.5 4.22 2.46 1.61 0.1 1 0.005 10 0.478 0.002 0.04 0.003 2.65 6.59 3/14/15 1.38 6.4 11.7 39.5 4.2 4.65 0.81 0.14 1 0.011 11 3.95 0.005 0.0255 0.0015 5 7.25 9/4/2015 0.4 12.6 9.15 37.8 2.76 4.84 1.93 0.15 1 0.049 10 3.62 0.005 0.0255 0.0015 5 6.45 3/6/2015 0.9 25 17.8 80.4 0.1 4.56 3.18 0.014 1 0.03 10 0.152 - 0.015 0.003 5 7.21 7/13/15 0.46 63 7 58 2.5 6.7 1.47 0.33 10 0.114 10 0.279 0.005 0.018 0.01 5 7.86 8/19/15 0.16 87 8 152 1.6 9.4 0.95 0.45 10 0.01 10 0.654 0.007 0.019 0.01 5 8.97 2/11/2015 1.63 39 6 50 3.7 6 0.76 0.37 10 0.01 10 0.505 0.007 0.034 0.01 5 7.41 12/14/15 0.19 25 12 53 5.8 6 2.92 1.23 10 0.05 10 0.0308 0.006 0.037 0.01 10 7.62 1/15/16 0.48 12.5 4 23 6.2 5.4 1.66 0.45 10 - 25 0.303 0.002 0.032 0.01 5 - 1/4/2016 0.44 6.9 6 27 6.0 6.1 0.02 0.04 5 - 5 0.144 0.005 0.02 0.01 5 - 6/6/2016 0.14 49.5 18 90 2.6 6.3 1.05 0.74 5 - 25 0.05 0.007 0.037 0.01 5 - 12/29/16 0.82 19.7 9 41 5.6 6.7 0.03 0.77 5 - 10 0.089 0.005 0.022 0.01 5 - 2/15/17 0.74 20.5 12 41 3.2 6.7 1.23 0.24 <5 0.053 <25 0.193 <0.005 0.015 <0.01 <5 6.84 3/28/17 0.13 33 16 39 2.7 4.8 1.68 0.41 <5 0 <25 0.173 <0.005 0.032 <0.01 <5 6.86 4/13/17 0.54 15.8 7 34 1.6 4.1 1.56 0.3 <5 0.014 <25 0.188 <0.005 0.031 <0.01 <5 6.86 5/6/2017 0.46 55 13 66 1.8 5.4 0.07 0.36 <5 0.131 <25 0.182 <0.005 0.028 <0.01 <5 6.94 9/11/2017 0.61 147 12 112 2.7 9.7 0.15 0.94 <5 0.083 <5 0.145 0.007 0.086 <0.01 <5 7.06 12/27/17 0.21 15.2 10 29 3.9 4.9 0.71 0.14 <5 0 <5 4.11 <0.010 0.024 <0.01 <5 6.81 03/20/2018 1.12 29.3 20 67 4.7 22.7 0.30 0.30 <5 0.036 36 0.300 <0.007 0.026 <0.01 <5 6.37 04/23/2018 2.45 34.7 9 62 1.9 6.2 0.27 0.22 <5 0.021 <5 0.719 <0.007 0.030 <0.01 <5 6.89 05/17/2018 0.19 20.3 9 46 3.8 4.5 1.57 0.40 <5 0.05 <25 0.273 <0.010 0.024 <0.010 <5 6.52 06/20/2018 0.72 32.7 8 64 1.9 4.9 1.85 0.44 <5 0.14 <10 0.160 <0.007 0.025 <0.01 <5 7.54 08/28/2018 0.37 76 11 119 2.9 6.9 0.35 0.79 <5 0.018 <25 0.050 <0.007 0.027 <0.010 <5 6.84 10/26/2018 0.63 14 9 41 6.8 10.2 0.90 0.25 <5 0.016 <25 0.767 <0.007 0.030 <0.010 <5 6.95 Total Total Non-Polar OUTFACE 9 Rainfall, TSS BOD COD NH3 TKN NO3+NO2 Phosphorus Methanol TRC Hezamine Formaldehyde Total Copper Total Zinc Total Lead O&G pH inches (mg/I) (Mg/1) (Mg/1) (mg/I) (Mg/1) (mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (Mg/1) (mg/1) (s.u.) Benchmark 100 30 120 7.2 20 10 2 7700 0.028 25000 0.5 0.007 0.067 0.03 15 6-9 Sampling was not performed November or December 2010 1/17/2011 0.31 252 51 428 11.2 14.6 1.04 0.57 <10 0.001 <10 1.48 0.136 0.717 0.016 <5 7.42 4/5/2011 0.33 161 32 140 1.8 9.4 1.16 0.17 <10 0 <10 2.13 0.151 0.324 0.01 <5 7 9/20/2011 1.35 22.4 2 32 4.5 5 0.42 0.07 <10 0.018 <10 0.14 0.018 0.124 <0.010 <5 7.23 11/29/2011 1.4 5.1 <2 <20 <0.2 <0.5 0.16 <0.04 <10 0.002 <10 <5 0.007 0.045 <0.010 <5 6.73 12/27/2011 0.33 16 2 <20 <0.2 1 0.24 0.16 <10 0 <10 0.039 0.016 0.096 <0.010 <5 7.04 1/11/2012 0.96 27.1 2 <20 <0.2 0.9 0.22 0.16 <10 0 <10 0.029 0.021 0.129 <0.010 <5 7.18 3/3/2012 2.4 23 5 42 0.7 1.9 0.31 0.9 <10 0 <10 0.224 0.021 0.159 <0.010 <5 7.09 4/6/2012 0.36 10.9 3 21 0.6 1.6 0.27 0.17 <10 0 <10 0.215 0.019 0.09 <0.010 <5 6.15 5/9/2012 0.27 33.4 4 34 0.5 1.5 0.36 0.1 <10 0.016 <10 <0.05** 0.019 0.182 <0.010 <5 7.69 6/12/2012 1.02 146 3 38 <0.2 1.2 0.29 0.37 <10 0.01 <10 0.095 0.04 0.255 <0.010 <5 8.12 7/31/2012 0.2 66.4 6 49 0.3 2 0.7 0.26 <10 0 <10 0.23 0.024 0.245 <0.010 <5 7.34 8/19/2012 0.42 6.9 4 40 0.8 2.6 0.64 0.11 <10 0.044 <10 0.6 0.011 0.145 <0.010 <5 7.83 10/15/2012 0.33 7.7 5 <20 0.7 3.2 0.31 <0.04 <10 0.011 <10 0.1 0.023 0.15 <0.015 <5 7.19 12/12/2012 0.95 5.4 3 <20 0.3 0.8 0.17 <0.04 <10 0.003 <10 0.39 0.007 0.078 <0.010 <5 6.63 1/2/2013 0.20 35 10 49 3.9 5.3 1.85 0.14 <10 0 <10 0.92 0.007 0.053 <0.01 6 6.91 2/7/2013 1.89 10.3 6 33 0.6 2.8 0.21 0.04 <10 0.004 <10 0.66 0.017 0.108 <0.01 <5 6.66 3/12/2013 0.43 93.8 4 26 0.6 1.5 0.23 0.25 <10 0 <10 0.408 0.037 0.372 <0.01 <5 7.07 4/4/2013 0.73 219 9 29 0.4 1 0.27 0.04 <10 0 <10 0.15 0.02 0.098 <0.01 <5 7.09 5/23/2013 0.46 10.5 5.56 79.7 <0.1 2.14 4.37 0.092 <10 0.019 <10 1.801 0.0068 0.0874 0.00185 <5 7.74 6/3/2013 2.37 64.3 5.04 32.9 <0.1 1.53 0.754 0.16 4.25 0.012 <10 0.521 0.017 0.16 0.00349 <5 8.41 7/12/2013 1.02 8.75 3.58 26.4 <0.1 0.92 0.34 <0.05 <1 0 <10 0.5 0.0077 0.055 0.0075 <5 8.15 9/16/2013 1.50 18.8 6.47 32.9 1.47 2.94 1.33 <0.05 <1 0.014 <10 1.51 0.013 0.091 0.00292 <5 7.37 11/26/2013 2.06 126 2.23 36.1 <O.1 1.53 0.97 0.15 <1 0 <10 1.13 0.013 0.16 0.00379 <5 6.46 12/10/2013 0.16 16.8 4.79 26.4 <0.1 1.84 0.437 <0.05 <1 0 <10 1.13 0.013 0.16 0.00379 <5 6.46 2/21/14 0.29 8.75 7.44 35.4 2.12 4.24 0.843 0.05 1 0 10 4.85 0.01 0.11 0.00123 5 7.23 3/25/14 0.40 3.25 3.33 26.6 0.1 1.21 0.738 0.05 1 0 10 0.825 0.0065 0.054 0.014 5 7.76 4/30/14 0.52 6.75 4.12 21.1 0.1 1 0.578 0.05 1 0 10 0.707 0.0065 0.051 0.001 5 6.04 5/15/14 2.48 7.25 2.37 20.5 0.1 1.21 0.246 0.05 1 0.02 10 0.499 0.0064 0.06 0.001 5 7.52 7/15/14 0.70 2.5 4.01 44.8 0.1 1 1.06 0.05 1 0.006 10 0.18 0.0076 0.0316 0.001 2.1 6.65 10/15/14 1.07 10 2.2 10 2.74 1 0.491 0.06 1 0 10 0.266 0.0051 0.044 0.001 1.17 7.84 12/22/14 0.37 3.5 2.1 14.5 0.1 187 0.542 0.1 1 0 10 0.777 0.008 0.05 0.003 3.3 6.87 12/1/2015 1.44 2.4 2.47 15.5 0.1 1 0.577 0.1 - 0.05 10 0.536 0.006 0.065 0.003 2 7.45 3/14/15 1.38 2 2.44 17.4 0.1 1 0.346 0.05 1 0.003 10 0.366 0.005 0.043 0.0015 5 7.77 9/4/2015 0.4 4 7.41 31.2 0.1 1 2.42 0.066 1 0.014 10 0.657 0.0085 0.062 0.0015 5 7.24 3/6/2015 0.9 1.4 2 10 0.1 1 1.27 0.046 1 0.022 10 0.268 0.032 0.003 5 7.72 7/13/15 0.46 3.3 5 40 0.2 0.9 0.75 0.34 10 0.032 10 0.215 0.007 0.052 0.01 5 6.22 8/19/15 0.16 2.9 3 51 0.2 1.2 0.77 0.11 10 0.048 10 0.204 0.012 0.058 0.01 5 7.45 2/11/2015 1.63 19.1 2 20 0.2 0.5 0.02 0.15 10 0.015 10 0.223 0.007 0.049 0.01 5 8.57 12/14/15 0.19 10.3 3 25 0.4 0.6 0.13 0.13 10 0.001 10 0.0346 0.007 0.076 0.01 6 8.62 1/15/16 0.48 14.7 4 23 0.6 1.4 0.22 0.19 10 - 25 0.257 0.01 0.084 0.01 5 - 1/4/2016 0.44 4.6 4 20 0.2 0.8 0.02 0.04 5 - 5 0.0577 0.005 0.066 0.01 5 - 6/6/2016 0.14 15.8 3 23 0.3 0.5 0.19 0.09 5 - 25 0.156 0.007 0.079 0.01 5 - 12/29/16 0.82 3.8 2 20 0.2 0.6 0.02 0.53 5 - 10 0.052 0.005 0.049 0.01 5 - 2/15/17 0.74 4.9 2 <20 <0.2 0.7 <0.02 0.06 <5 0.026 <25 <0.05 <0.005 0.05 <0.01 <5 6.58 3/28/17 0.13 14.7 12 32 0.5 1.8 0.41 0.25 <5 0 <25 0.241 0.007 0.108 <0.01 <5 7.14 4/13/17 0.54 4.4 8 22 0.6 2 0.28 0.19 <5 0.015 <25 0.212 <0.005 0.066 <0.01 <5 7.14 5/6/2017 0.46 <2.5 2 <20 <0.2 0.6 0.4 0.06 <5 0.019 <25 0.076 <0.005 0.048 <0.01 <5 7.07 9/11/2017 0.61 8.4 2 22 0.9 1.6 <0.02 0.11 <5 0.001 <5 0.228 0.005 0.079 <0.01 <5 7.39 12/27/17 0.21 16.3 2 <20 0.2 <0.5 <0.02 0.11 <5 0 <5 0.179 <0.01 0.07 <0.01 <5 6.92 03/20/2018 1.12 9.2 3 <20 0.8 1.9 <0.02 0.10 <5 0 <10 1,170 <0.007 0.079 <0.01 <5 6.68 04/23/2018 2.45 5.3 7 43 0.9 3.8 1.43 0.27 <5 0.013 <5 0.463 0.015 0.138 <0.010 <5 7.02 05/17/2018 0.19 13.1 5 46 1.8 1.6 2.61 0.36 <5 0 <25 0.088 0.011 0.110 <0.010 <5 6.61 06/20/2018 0.72 13.4 14 62 1.2 2.8 1.48 0.28 <5 0.062 <10 0.273 0.008 0.106 <0.01 <5 7.44 08/28/2018 0.37 4 3 20 0.3 1.0 0.54 0.15 <5 0.032 <25 0.207 <0.007 0.058 <0.010 <5 6.80 10/26/2018 0.63 5.1 3 24 0.6 1.3 0.70 0.10 <5 0 <25 0.192 0.008 0.113 <0.010 <5 7.08 6/21/22, 12:21 PM North Carolina Secretary of State Search Results • File an Annual Report/Amend an Annual Report • Upload a PDF Filing • Order a Document Online - Add Entity to My Email Notification List • View Filings • Print a Pre-Populated Annual Report form • Print an Amended a Annual Report form Limited Liability Company Legal Name Bakelite LLC Prev Legal Name Hexion VAD LLC Information Sosld: 2112177 Status: Current-Active O Date Formed: 1/15/2021 Citizenship: Foreign State of Incorporation: DE Annual Report Due Date: April 15th Currentgnnual. Report Status: Registered Agent: Corporation Service Company Addresses Mailing Principal Office Reg Office 1800 Meidinger Tower 1800 Meidinger Tower 2626 Glenwood Ave Ste 550 Louisville, KY 40202 Louisville, KY 40202 Raleigh, NC 27608 Reg Mailing 2626 Glenwood Ave Ste 550 Raleigh, NC 27608 Company Officials All LLCs are managed by their managers pursuant to N.C.G.S. 57D-3-20. https://www.sosnc.gov/onI ine_services/search/Busi ness_Registration_ResuIts 1/2 6/21/22, 12:21 PM North Carolina Secretary of State Search Results Member Bakelite US Holdco, Inc. 1800 Meidinger Tower Louisville KY 40202 https://www.sosnc.gov/online_services/search/Business_Registration_ResuIts 2/2 LIVINGSTON CREEK �' LEGEND HEXION STORM WATER OUT FALL#3,4,6,9 SILAR, LLC STORM WATER OUT FALL#1 ,2,5 O SILAR,LLC OD 00 SW OUTFACE OBC STORM WATER OUT FALL#7 000 005 0 (NC5000533) HE ION S O TFALL O „• 004 500 156> ;' O O ` a .. �p1N ^w 47,400 SQ FT 42,300 SQ FT / LIQUID /METH, STORAGE Q NITROGE , TANKS ��Q o2b /5�v o BRIDGE RE SENTATIVE O tie \?� SAMPLI POINT PERMIT �/ O S G'~ DRAIN (OUT OF SERVICE) PIPE / SILAR,LL 002 001 DI BLD i SW OUTFA (NC0003395) • I FINE' SWO10 HEXION 20,700 SQ FT 0 tpCHEMICALS (NC500 33) SW OUTFALL O O 700 i (NC5000156) P I E ILA LC < I WO TF I 02 Ito;) �2ti O H ON 173,400 SQ FT 67,500 SQ FT Motet a .0 / / UTFALL O O \ 006(NC5000156) BC SOW OUTFALL SILAR,LLC l / / / MAINT SW OUTFALL (NC5000532) �/ O // /j // / / Slk.� • 001 (NC5000533) / Gr a 77,400 Q FT POND Q // 1�1 / / OBC i AMMO / / 55, S T DRAIN 8K WHSE / WA PACKAGIN STORA /AREA / PtPf i HEXAMIN r O SUCK POND,-" WAREHOUSE DRAIN O T. PIPE O O C.T. / WAREHOUS 0SPECIAL 00 RODUCT' // PROJECTS HEXAMINE OO / // HEXION / PRODUCTION SPECIA SW OUTFACE Ali WHSEJE S DRAIN // j 142,200 SQ FT O 009(NC5000156) HEXAMINE IPE / / Q 0 /�SPTIC�DRAIN Oii� ODUCTION / / 63,000 SQ FT FIELD All! �00 ° 7 1/2&12 ADDED sILAR,LLc ourFALL sw olo 'i/ RE / O O 8 6/ICY UPDATED DWG TO RONALD BAZINEr MARK UP /fi I Q MAINT E 5 1/m11 INCORPATED MOMENTNE FORMAT 4 3/Vog ADDED SQUARE FOOTAGE TO AREAS 3 10/30/08 UPDATED PER APRIL HANSONS MARK UP �-� AIN FFICE 2 10/OOGcc/08 —pTEDO DRAWING OBRIEN 8:GGERE DRAWING 1 4/9/07 UPDATED do ADDED STORM DRAINS REV. DATE& DESCRIPTION CHKD APPROVED i DRAWN BY BY BY S y, . HEXION '' ACME,N.C. O STORM WATER MAP a Q STORM DRAIN RUNOFF N STORM WATER OUTFALL THIS DRAWING IS THE PROPERTY OF MOMENTIVE SPECIALTY CHEMICALS INC.AND MUST BE 4/K/20 RErURNED,WITHOUT REPRODUCTION OR DUPLICATION,AT ANY TIME,UPON REQUEST BUT IN 10 RJ REMOVED LINED POND ANY EVENT AT THE COMPLERON OF THE WORK OR JOB.WHILE IN THE POSSESSION OF THE 29 JUN 14 RECIPIENT IT MUST BE PROPERLY SAFEGUARDED AGAINST DISCLOSURE TO ANYONE 9 SPP UPDATED COMPANY LOGO EXCEPT THOSE EMPLOYEES WHO REQUIRE IT FOR WORK OR JOB.THE RECIPIENT MUST RELOCATED OUrFALL 001 TO EAST SIDE OF KEEP CONFIDENTIAL AND REQUIRE ITS EMPLOYEES TO KEEP CONFIDENML THE INFORMATION 8 2/28//13 SHED WAS LOCATED IN SWAMP AREA CONTAINED HEREIN. r CTIONAL LOCATI 01-02-07 4F� DATE a RELOCATION PER SILAR LLC CHKD APPROVED BY. G.COOPER DATE:10 22 OB SCALE:NONE x REV. DRAWN BY DESCRIPTION BY BY DWG NO.: SD-00002—M-02 x Permit Coverage i, Renewal Application Form National gl f�f�� NCDENR Pollutant Discharge Elimination System NPDES Permit Number I Stormwater Individual Permit NCS000156 Please provide your permit number in box in the upper right hand corner, complete the information in the space provided below and return the completed renewal form along with the required supplemental information to the address indicated. Owner Information * Address to which permit correspondence will be mailed Owner/Organization Name: Hexion Inc. Owner Contact: Ronald Bazinet Mailing Address: 333 Neils Eddy Road Riegelwood, NC 28456 Phone Number: 910-830-2757 " Fax Number: 910-655-9671 E-mail address: Ronald.bazinetCa)hexion.com SIG 192015 Facility Information DF-NR-LAND QUALITY Facility Name: Hexion Acme Facility STORMVIrA-fER PERMt1771NG Facility Physical Address: 333 Neils Eddy Road Riegelwood, NC 28456 Facility Contact: Tom Buller Mailing Address: 333 Neils Eddy Road Riegelwood, NC 28456 Phone Number: 910-274-5921 Fax Number: 910-655-9671 E-mail address: Tom.bullerCcbhexion.com Permit Information Permit Contact: Tom Buller Mailing Address: 333 Neils Eddy Road Riegelwood, NC 28456 Phone Number: 910-274-5921 Fax Number: 910-655-9671 E-mail address: Tom.bullerCcbhexion.com Discharge Information Receiving Stream: Mill Creek and Livingstone Creek Stream Class: C;Sw Basin: Cape Fear Sub-Basin: Number of Outfalls: 4 Facility/Activity Changes Please describe below any changes to your facility or activities since issuance of your permit. Attached a separate sheet if necessary. Special Projects (manufacturing of KF Resin) was shutdown in late 2011. Oak Bark(a chernical company on the same site) shut down production in late 2011. CERTIFICATION I certify that I am familiar with the information contained in the application and that to the best of my knowledge and belief such informatioFal ' mple and accurate. Signature Date Print or type name of person signing above Title SW Individual Permit Coverage Renewal Please return this completed application form Stormwater Permitting Program and requested supplemental information to: 1612 Mail Service Center Raleigh, North Carolina 27699-1612 SUPPLEMENTAL INFORMATION REQUIRED FOR RENEWAL OF INDIVIDUAL NPDES STORMWATER PERMIT Two copies of each of the following shall accompany this submittal in order for the application to be considered complete: (Do not submit the site Stormwater Pollution Prevention Plan) Initials _ 1. A current Site Map from the Stormwater Pollution Prevention Plan. The location of industrial activities (including storage of materials, disposal areas,process areas and loading and unloading areas), drainage structures, drainage areas for each outfall, building locations and impervious surfaces should be clearly noted. 2. A summary of Analytical Monitoring results during the term of the existing permit (if your permit required analytical sampling). Do not submit individual lab reports. The summary can consist of a table including such items as outfall number, parameters sampled, lab results, date sampled, and storm event data. 3. A summary of the Visual Monitoring results. Do not submit individual monitoring reports. The summary can consist of a table including such items as outfall number, parameters surveyed, observations, and date monitoring conducted. 4. A summary of the Best Management Practices utilized at the permitted facility. Summary should consist of a short narrative description of each BMP's in place at the facility. If the implementation of any BMP's is planned, please include information on these BMP's. TS 5. A short narrative describing any significant changes in industrial activities at the permitted facility. Significant changes could include the addition or deletion of work processes, changes in material handling practices, changes in material storage practices, and/or changes in the raw materials used by the facility. 6. Certification of the development and implementation of a Stormwater Pollution Prevention Plan for the permitted facility (Sign and return attached form). If the final year analytical monitoring of the existing permit term has not been completed prior to filing the renewal submittal, then the last years monitoring results should be submitted within 30 days of receipt of the laboratory reports. 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Trash 3/14/2015 003,004,006,009 General Condition also observed in 004 outfall. Color, Odor, Clarity, Floating Solids, Tan color in 003 and 004,Yellow- Foam, Sheen, Deposition at Outfall, green color in 006, medium Erosion at Outfall, Housekeeping and clarity and suspended solids in 1/12/2015 003,004,006,009 General Condition 004, erosion at outfall 004 Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Light tint in 003 and 006, 004 Erosion at Outfall, Housekeeping and brown. Medium clarity 003 and 12/22/2014 003,004,006,009 General Condition 004. Color, Odor, Clarity, Floating Solids, Grey color 003,light brown 004 Foam, Sheen, Deposition at Outfall, and green 006. Medium clarity on Erosion at Outfall, Housekeeping and all outfalls. Suspended solids in 10/15/2014 003,004,006,009 General Condition 003, 004 and 006. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Erosion at Outfall, Housekeeping and Light green 006. Good clarity in 7/15/2014 003,004,006,009 General Condition all outfalls. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Brown color on 003 and 004. Erosion at Outfall, Housekeeping and Yellowish green 006. medium 5/15/2014 003,004,006,009 General Condition clarity on 003 and 004. Brown color on 003 and 004. Color, Odor, Clarity, Floating Solids, Medium to poor clarity on 003, Foam, Sheen, Deposition at Outfall, 004 and 006. Floating and Erosion at Outfall, Housekeeping and suspended solids 003, 004 and 4/30/2014 003,004,006,009 General Condition 006. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Light color 003, 004 and 009. Erosion at Outfall, Housekeeping and Yellowish light on 006. Good 3/25/2014 003,004,006,009 General Condition clarity on all outfalls. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Brown color on 003 and 004. Erosion at Outfall, Housekeeping and Medium clarity on 003 and 004. 2./21/2014 003,004,006,009 General Condition Suspended solids on 003 and 004. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Medium tint 003 and 004. Green Erosion at Outfall, Housekeeping and color 006.Medium clarity on 003 12/10/2013 003,004,006,009 General Condition and 004. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Light brown color on 003 and009, Erosion at Outfall, Housekeeping and brown on 004.Medium clarity on 11/26/2013 003,004,006,009 General Condition 004 with suspended solids. Color, Odor, Clarity, Floating Solids, Light to medium tint on 003 and Foam, Sheen, Deposition at Outfall, 004. Light green on 006. Light to Erosion at Outfall, Housekeeping and medium clarity on 003 and 004 9/16/2013 003,004,006,009 General Condition with some suspended solids. Color, Odor, Clarity, Floating Solids, Light brown color on 003 and Foam, Sheen, Deposition at Outfall, green on 006. Medium clarity on Erosion at Outfall, Housekeeping and 004 with suspended solids. Some 7/12/2013 003,004,006,009 General Condition floating solids on 009. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Dark color on 003 and 004. Green Erosion at Outfall, Housekeeping and color on 006. Medium clarity on 6/3/2013 003,004,006,009 General Condition 003,004 and 006. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Milky color on 003. Medium Erosion at Outfall, Housekeeping and clarity on 003 and 006 with some 5/23/2013 003,004,006,009 General Condition suspended solids. Color, Odor, Clarity, Floating Solids, Dark color on 003 and 004. Foam, Sheen, Deposition at Outfall, Greenish tint on 006. Medium Erosion at Outfall, Housekeeping and clarity on 003, 004 and 006. Some 4/4/2013 003,004,006,009 General Condition suspended solids on 003. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Dark color on 003,green tint on Erosion at Outfall, Housekeeping and 006. Medium clarity on 003 with 3/12/2013 003,004,006,009 General Condition some suspended solids. Light brown color on 003, slight green/brown color on 006. Color, Odor, Clarity, Floating Solids, Medium clarity on 003,004 and Foam, Sheen, Deposition at Outfall, 006. Floating solids on 009. Erosion at Outfall, Housekeeping and Suspended solids on 003, 004 and 2/7/2013 003,004,006,009 General Condition 006 Color, Odor, Clarity, Floating Solids, Light brown color on 003 and Foam, Sheen, Deposition at Outfall, 004. Some floating solids on 003, Erosion at Outfall, Housekeeping and 004 and 006. Suspended solids on 1/2/2013 003,004,006,009 General Condition 004 and 006. Color, Odor, Clarity, Floating Solids, Light green color 006.Medium Foam, Sheen, Deposition at Outfall, clarity on 003, 004 and 006.Some Erosion at Outfall, Housekeeping and floating solids and suspended 12/12/2012 003,004,006,009 General Condition solids on 003, 004 and 006. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Erosion at Outfall, Housekeeping and Green color on 006. Medium 10/15/2012 003,004,006,009 General Condition clarity on 006. Light brown color on 004 and Color, Odor, Clarity, Floating Solids, green on 006. Medium clarity on Foam, Sheen, Deposition at Outfall, 004 and 006. Suspended solids in Erosion at Outfall, Housekeeping and 003 and 004 with high amount of 8/19/2012 003,004,006,009 General Condition solids in 006. Color, Odor, Clarity, Floating Solids, Medium tint on 003 and 004, Foam, Sheen, Deposition at Outfall, green color on 006. Medium Erosion at Outfall, Housekeeping and clarity on 003 and 004. Some 7/31/2012 003,004,006,009 General Condition suspended solids (algae) on 006. Light brown color 003, brown on Color, Odor, Clarity, Floating Solids, 004 and green on 006. Medium Foam, Sheen, Deposition at Outfall, clarity on 003, 004 and 006. Erosion at Outfall, Housekeeping and Floating solids on 006. Suspended 6/12/2012 003,004,006,009 General Condition solids on all outfalls. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, brown color on 004. Musty odor Erosion at Outfall, Housekeeping and on 003. Medium clarity on 004. 5/9/2012 003,004,006,009 General Condition Suspende solids on 004. Color, Odor, Clarity, Floating Solids, Foam,Sheen, Deposition at Outfall, Erosion at Outfall, Housekeeping and Musty odor on 003. Medium 4/6/2012 003,004,006,009 General Condition clarity on 004. Color, Odor, Clarity, Floating Solids, Foam,Sheen, Deposition at Outfall, OK clarity on 003,004 and 006. Erosion at Outfall, Housekeeping and Some suspended solids on 3/3/2012 003,004,006,009 General Condition 003,004 and 006. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Erosion at Outfall, Housekeeping and Medium clarity on 003 and 004. 1/11/2012 003,004,006,009 General Condition Suspended solids on 003 and 004. Color, Odor, Clarity, Floating Solids, Foam,Sheen, Deposition at Outfall, Erosion at Outfall, Housekeeping and Light green color on 006.Sulfur 12/27/2011 003,004,006,009 General Condition odor on 003. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Erosion at Outfall, Housekeeping and Green color on 006. Musty odor 11/29/2011 003,004,006,009 General Condition on 003. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Green tint on 006. Hydrogen Erosion at Outfall, Housekeeping and sulfide smell on 003. Some dirt 9/20/2011 003,004,006,009 General Condition and suspended solids on 003. Color, Odor, Clarity, Floating Solids, Dirty color on 004 and green Foam, Sheen, Deposition at Outfall, color on 006. Medium clarity on Erosion at Outfall, Housekeeping and 004 due to dirt and medium 6/23/2011 003,004,006,009 General Condition clarity on 006 due to algae. Color, Odor, Clarity, Floating Solids, Foam, Sheen, Deposition at Outfall, Erosion at Outfall, Housekeeping and 2/25/2011 003,004,006,009 General Condition Oil sheen observed in 009. Summary of BMPs There are four stormwater discharge outlets (SDOs) regulated by the NPDES permit for this site. Each one of those SDOs has at least one structural BMP to help manage stormwater on site. The outfalls and mechanisms are listed below: ❖ Outfall SDO-003 incorporates a vegetated swale with concrete v-notch weir; ❖ Outfall SDO-004 incorporates inlet protection and rock weirs along drainage path; ❖ Outfall SDO-006 incorporates an onsite retention pond with riser; and ❖ Outfall SDO-009 incorporates inlet protection. On site, there are twenty tank secondary containment systems in areas that are subject to potential product releases that provide an additional level of stormwater control. Stormwater collected from the hexamine, special projects, and formaldehyde process areas is initially collected for re-use in the process. If storage capacity is insufficient during periods of extended or heavy rain events, stormwater is directed to the appropriate discharge outfall. As discussed above, stormwater collected in secondary containment areas is checked visually and for pH before discharge to a stormwater outfall. Hexion has several procedural management practices as well to help control stormwater, limit exposure, and reduce the potential release of chemicals at the facility. These procedural best management practices include engineered controls, containment of site stormwater, SPCC plan, EMP, a Preventative Maintenance Program, continual Employee Training Programs, and routine Facility Inspections. These practices, which include engineered controls, containment of Site stormwater, and emergency response procedures, prevent stormwater impacts resulting from a potential or actual release. The Pollution Prevention Team has the responsibility to inspect the facility and correct any condition that needs attention to prevent stormwater pollution. In addition, areas around the petroleum storage tanks are inspected monthly as part of SPCC inspection requirements. Summary of Significant Changes to Industrial Activities Since the last permit application,the Hexion Inc.site at 333 Neils Eddy Rd., Riegelwood, NC has looked for ways to eliminate possible releases of oil and or chemicals. We have reduced the arnount of IBC's (totes) containing resin or non-hazardous waste from being stored outside. The site discontinued operation of the Special Products production unit in late 2011. In addition Oak Bark Corporation,whose operations affected our stormwater, shutdown production in late 2011. STORMWATER POLLUTION PREVENTION PLAN DEVELOPMENT AND IMPLEMENTATION CERTIFICATION North Carolina Division of Energy, Mineral, and Land Resources - Stormwater Permitting Facility Name: Hexion Acme Facility Permit Number: NCS000156 Location Address: 333 Neils Eddy Road Riegelwood, NC 28456 County: Columbus "I certify, under penalty of law, that the Stormwater Pollution Prevention Plan (SPPP) document and all attachments were developed and implemented under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information required by the SPPP. Based on my inquiry of the person or persons who manacle the system, or those persons directly responsible for gathering the information, the information gathered is, to the best of my knowledge and belief, true, accurate and complete." And "I certify that the SPPP has been developed, signed and retained at the named facility location, and the SPPP has been fully implemented at this facility location in accordance with the terms and conditions of the Stormwater discharge permit." And "I am aware that there are significant penalties for falsifying information, including the possibility of fines and imprisonment for knowing violations." Sign (according to permit signatory requirements) and return this Certification. DO NOT SEND STORMWATER POLLUTION PREVENTION PLAN WITH THIS CERTIFICATION. 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