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HomeMy WebLinkAboutNCS000449_Self Audit_20220718DRAFT PHASE II MS4 AUDIT TEMPLATE FOR PERMITS ISSUED PRIOR TO 2019 Edit yellow highlighted items to be specific to the MS4 being audited. MUNICIPAL SEPARATE STORM SEWER SYSTEM (MS4) PROGRAM AUDIT REPORT NPDES PERMIT NO. NCS000449 CRAMERTON, NORTH CAROLINA 155 N MAIN STREET CRAMERTON, NC 28032 Audit Date: June 22"d, 2022 Report Date: July 18t", 2022 North Carolina Department of Environmental Quality Division of Energy, Mineral & Land Resources Stormwater Program 512 N. Salisbury Street, 9th floor 1612 Mail Service Center Raleigh, NC 27699-1612 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 (This page intentionally left blank) Audit Date: 06-22-2022 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 TABLE OF CONTENTS AuditDetails..................................................................................................................................................1 PermitteeInformation..................................................................................................................................2 Supporting Documents.................................................................................. Error! Bookmark not defined. Program Implementation, Documentation & Assessment ............................ Error! Bookmark not defined. Public Education and Outreach...................................................................... Error! Bookmark not defined. Public Involvement and Participation............................................................ Error! Bookmark not defined. Illicit Discharge Detection and Elimination(IDDE)......................................... Error! Bookmark not defined. Construction Site Runoff Controls................................................................................................................3 Post -Construction Site Runoff Controls........................................................................................................6 Pollution Prevention and Good Housekeeping for Municipal Operations.... Error! Bookmark not defined. Total Maximum Daily Loads (TMDLs).........................................................................................................12 Site Visit Evaluation: Municipal Facility No. 1................................................ Error! Bookmark not defined. Site Visit Evaluation: Municipal Facility No. 2................................................ Error! Bookmark not defined. Site Visit Evaluation: MS4 Outfall No. 1......................................................... Error! Bookmark not defined. Site Visit Evaluation: MS4 Outfall No. 2......................................................... Error! Bookmark not defined. Site Visit Evaluation: Construction Site No. 1.............................................................................................14 Site Visit Evaluation: Construction Site No. 2.............................................................................................16 Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 1............................................18 Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 2............................................20 Appendix A: Supporting Documents Appendix B: Photograph Log DISCLAIMER This audit consists of an evaluation of program compliance with the issued permit and implementation of the approved Stormwater Management Plan. This audit report does not include a review of all program components, and program deficiencies in addition to those noted may be present. The permittee is required to assess program progress and permit compliance, and to implement the approved Stormwater Management Plan in accordance with the issued permit. Audit Date: 06-22-2022 ii MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 This page intentionally left blank Audit Date: 06-22-2022 iii MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Audit Details Audit ID Number: Audit Date(s): NCS000449_CRAMERTON MS4 Audit_2022_06_15 6/22/2022 Minimum Control Measures Evaluated: ❑ Program Implementation, Documentation & Assessment ❑ Public Education & Outreach ❑ Public Involvement & Participation ❑ Illicit Discharge Detection & Elimination ❑ Construction Site Runoff Controls — No delegated Sediment and Erosion Control Program ❑X Construction Site Runoff Controls — Delegated Sediment and Erosion Control Program ❑X Post -Construction Site Runoff Controls ❑ Pollution Prevention and Good Housekeeping for Municipal Operations ❑X Total Maximum Daily Loads (TMDLs) Field Site Visits: ❑ Municipal Facilities. Number visited: Choose an item. ❑ MS4 Outfalls. Number visited: Choose an item. ❑X Construction Sites. Number visited: 2 ❑X Post -Construction Stormwater Runoff Controls. Number visited: 2 ❑ Other: Number visited: Choose an item. ❑ Other: Number visited: Choose an item. Inspector(s) Conducting Audit Name, Title Organization Joshua Watkins Town of Cramerton Audit Report Author: Date: 6/22/2022 Signature Audit Report Author: Date Signature Audit Date(s): 06-22-2022 Page 1 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Permittee Information MS4 Permittee Name: Town of Cramerton Permit Effective Date: 2/20/2017 Permit Expiration Date: 2/19/2022 Mailing Address: 155 N Main Street, Cramerton, NC 28032 Date of Last MS4 Inspection/Audit: 2/23/2022 Co-permittee(s), if applicable: N/A Permit Owner of Record: David Pugh, Town Manager Primary MS4 Representatives Participating in Audit Name, Title Organization Josh Watkins, Stormwater Administrator Town of Cramerton Joseph Alm Gaston County Natural Resources Joseph Lineberger Gaston County Natural Resources MS4 Receiving Waters Waterbody Classification Impairments South Fork Catawba River WS-V None Known Audit Date(s): 06-22-2022 Page 2 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Construction Site Runoff Controls Staff Interviewed: Joseph Alm (Name, Title, Role) Stormwater Administrator Gaston County Natural Resources Department Program Delegation Status: ❑X The permittee has a delegated Sediment and Erosion Control Program and implements the North Carolina Sedimentation Pollution Control Act (SPCA) of 1973 components of this minimum measure (complete the permit citation and SPCA citation sections). ❑ The permittee does not have a delegated Sediment and Erosion Control Program and relies on DEMLR to comply with the North Carolina Sedimentation Pollution Control Act (SPCA) of 1973 components of this minimum measure (complete only the permit citation section). Permit Citation Program Requirement Status Supporting Doc No. II.E.3 Construction Site Runoff Controls The permittee provides and promotes a means for the public to notify the (NPDES Permit No. appropriate authorities of observed erosion and sedimentation problems (e.g., Yes NCS000435] promoting the existence of the DEQ DEMLR "Stop Mud" hotline). Provided electronically https://www.gastongov.com/government/departments/natural_resources/stormwater_control.php SPCA Citation Delegated Program Requirement Status Supporting Doc No. 113A-60 Local erosion and The permittee has adopted an ordinance or other regulatory mechanism to enforce sedimentation the erosion and sedimentation control program. control programs (a) If yes, the ordinance meets or exceeds the minimum requirements of the SPCA. Yes If yes, the ordinance applies throughout the corporate limits of the permittee. [Permit Part I.D] Yes Gaston County Erosion Control Ordinance (Document 1). Gaston County has an interlocal agreement with Cramerton to administer this program for the Town. § 113A-60 Local erosion and The permittee collects a fee paid by each person who submits an erosion and sedimentation sedimentation control plan. Yes Doc 2 control programs (d) Audit Date(s): 06-22-2022 Page 3 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Construction Site Runoff Controls $300 per disturbed acre, see Document 2. § 113A-60 Local Has any person initiated a land -disturbing activity (within the permittee's erosion and jurisdiction) for which an erosion and sedimentation control plan is required in the No --- sedimentation absence of an approved plan? control programs (e) If yes, the permittee has notified the North Carolina Sedimentation Control Not Commission of all such cases. Applicable Has the permittee determined that a person engaged in a land -disturbing activity has failed to comply with an approved erosion and sedimentation control plan? No --- If yes, has the permittee referred any such matters to the North Carolina Not Sedimentation Control Commission for inspection and enforcement? Applicable - Enforcement is performed by Gaston County. § 113A-61 Local The permittee reviews each erosion and sedimentation control plan submitted to approval of erosion them and notifies the person submitting the plan that it has been approved, Yes Doc 1 and sedimentation approved with modification, or disapproved within 30 days of receipt. control plans The permittee only approves an erosion and sedimentation control plan upon determining that it complies with all applicable State and local regulations. Yes Doc 1 The permittee has disapproved of an erosion and sedimentation control plan in order to protect riparian buffers along surface waters. No --- If yes, the permittee notified the Director of the Division of Energy, Not Mineral, and Land Resources within 10 days of the disapproval. Applicable - Gaston County follows state guidelines § 113A-61.1 Inspection of land- The certificate of approval of each erosion and sedimentation control plan disturbing activity; approved by the permittee includes a notice of the right to inspect. Yes Doc 3 notice of violation (a) The permittee provides for inspection of land -disturbing activities to ensure compliance with the SPCA and to determine whether the measures required in an Yes Doc 3 erosion and sedimentation control plan are effective. See Document 3 as an example of an Erosion and Sedimentation Control plan approval letter. Audit Date(s): 06-22-2022 Page 4 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Construction Site Runoff Controls § 113A-61.1 When the permittee determines that a person engaged in land -disturbing activity Inspection of land- has failed to comply with the SPCA, the Permittee immediately issues a notice of Yes Doc 1 disturbing activity; violation upon that person. and 4 notice of violation Each notice of violation issued by the permittee specifies the date by which the Doc 1 (c) person must comply. Yes and 4 Each notice of violation issued by the permittee informs the person of the actions Doc 1 that need to be taken to comply. Yes and 4 Written inspection form includes all these elements, see Document 4. § 113A-64 Penalties Does the permittee issue civil penalties as part of the erosion and sedimentation program? Yes If issues identified in the written inspection form (Document 4) are not corrected during the correction period, the ordinance allows for a $5000 maximum per day fine for each day beyond the correction period until the issues are resolved. Audit Date(s): 06-22-2022 Page 5 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 IPost -Construction Site Runoff Controls Staff Interviewed: Joseph Alm (Name, Title, Role) Stormwater Administrator Gaston County Natural Resources Department Audit Date(s): 06-22-2022 Page 6 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Post -Construction Site Runoff Controls Implementation (check all that apply): ❑X The permittee implements the components of this minimum measure. ❑ The permittee relies upon another entity to implement the components of this minimum measure: ❑ The permittee implements the following deemed -compliant program(s), which meet NPDES MS4 post -construction requirements for the areas where implemented and in compliance with the specific program requirements as provided in 15A NCAC and noted below (Complete Session Law 2006-246 section below): ❑ Water Supply Watershed I (WS-1) —15A NCAC 213.0212 ❑ Water Supply Watershed 11 (WS-11) —15A NCAC 213.0214 ❑ Water Supply Watershed III (WS-III) —15A NCAC 2B .0215 ❑ Water Supply Watershed IV (WS-IV) —15A NCAC 213.0216 ❑ Freshwater High Quality Waters (HOW) —15A NCAC 2H .1006 ❑ Freshwater Outstanding Resource Waters (ORW) —15A NCAC 2H .1007 ❑ Neuse River Basin Nutrient Sensitive (NSW) Management Strategy— 15A NCAC 2B .0235 ❑ Tar -Pamlico River Basin Nutrient Sensitive (NSW) Management Strategy —15A NCAC 2B .0258 ❑ Randleman Lake Water Supply Watershed Nutrient Management Strategy —15A NCAC 2B .0251 ❑ Universal Stormwater Management Program —15A NCAC 2H .1020 Ordinance(s) (check all that apply): The permittee utilizes the following ordinances and/or regulatory authority to fulfill post construction minimum measure program requirements throughout the MS4 permitted area (check all that apply): ❑X DEQ model ordinance ❑X MS4 designed post -construction practices that meet or exceed 15A NCAC 02H .1000. ❑ DEQ approved comprehensive watershed plan ❑ DEQ approved ordinance for a deemed -compliant Program (see list above) Instructions: For MS4s not implementing a S.L. 2006-246 deemed -compliant program, complete only the Permit Citation section below. For MS4s implementing a S.L. 2006-246 deemed -compliant program, complete the Session Law 2006-246 section below. If the MS4 does not implement a deemed -compliant program throughout the entire MS4 permitted area, then complete the Permit Citation section below for the permitted area(s) not covered under the S.L. 2006-246 deemed -compliant program. Session Law 2006- supporting 246 Program Requirement Status Doc No. Audit Date(s): 06-22-2022 Page 7 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Post -Construction Site Runoff Controls Deemed -Compliant The permittee implements deemed -compliant Program requirements in Program(s) accordance with the applicable 15A NCAC rules. Yes Doc S The permittee implements deemed -compliant Program requirements throughout the entire MS4 area (If not also complete the Permit Citation section below.) Yes Doc S The permittee applies deemed -compliant Program requirements to all federal, state and local government projects within the permitted MS4 area who do not Yes Doc 5 have their own NPDES stormwater permit. The permittee included deemed -compliant Program reporting in their MS4 Annual Reports. Yes Doc 5 The permittee included deemed -compliant Program implementation in their Stormwater Management Plan. Yes Doc 5 Please see Document 5, Storm Water Management Plan (SWMP). Permit Citation Program Requirement Status Supporting Doc No. II.F.2.a The permittee maintained an ordinance or other regulatory mechanism designed Legal Authority to meet the objectives of the Post -Construction Site Runoff Controls Stormwater Yes Doc 6 Management Program. If yes, the ordinance applies throughout the corporate limits of the permittee (Verify permit coverage area listed in Part I.D of permit and modify Yes Doc 6 accordingly). The permittee has the authority to review designs and proposals for new development and redevelopment to determine whether adequate stormwater Yes Doc 6 control measures will be installed, implemented, and maintained. The permittee has the authority to request information such as stormwater plans, inspection reports, monitoring results, and other information deemed necessary to evaluate compliance with the Post -Construction Stormwater Management Yes Dot 6 Program. The permittee has the authority to enter private property for the purpose of inspecting at reasonable times any facilities, equipment, practices, or operations Yes Doc 6 related to stormwater discharges. Please see Document 6, NCS0000449 Stormwater Permit issued February 20, 2017. II.F.2.b Stormwater Control The permittee utilizes strategies which include SCMs appropriate for the MS4. Yes Doc 6 Measures (SCMs) SCMs comply with 15A NCAC 02H .1000. Yes Doc 6 Audit Date(s): 06-22-2022 Page 8 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Post -Construction Site Runoff Controls Please see Document 6, NCS0000449 Stormwater Permit issued February 20, 2017. II.F.2.c The permittee conducted site plan reviews of all new development and Plan Reviews redeveloped sites that disturb greater than or equal to one acre (including sites that disturb less than one acre that are part of a larger common plan of Yes Dot 10 development or sale). If yes, the site plan reviews addressed how the project applicant meets the performance standards. Yes Doc 10 If yes, the site plan reviews addressed how the project will ensure long-term Yes Doc 10 maintenance. See Document 10, Stormwater Control Ordinance, specifically Section 7a. II.F.2.d The permittee maintained an inventory of projects with post -construction Inventory of Projects structural stormwater control measures installed and implemented at new Yes Doc 7 development and redeveloped sites. The inventory included both public and private sector sites located within the permittee's corporate limits that are covered by its post -construction ordinance Yes Doc 7 requirements. Please see Document 7, SCM Inventory Map II.F.2.e The permittee provided mechanisms such as recorded deed restrictions and Deed Restrictions protective covenants that ensure development activities will maintain the project Yes Doc 8 and Protective consistent with approved plans. Covenants Please see Document 8, SCM Operation and Maintenance guidelines from the NCDEQ SCM Design Manual II.F.2.f The permittee implemented or required an operation and maintenance plan for Mechanism to the long-term operation of the SCMs required by the program. Yes Doc 5 Require Long-term Operation and The operation and maintenance plan required the owner of each SCM to perform Maintenance and maintain a record of annual inspections of each SCM. Yes Doc 5 Annual inspection of permitted structural SCMs are required to be performed by a qualified professional. Yes Doc 5 Please see Document 5, Storm Water Management Plan Audit Date(s): 06-22-2022 Page 9 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Post -Construction Site Runoff Controls II.F.2.g The permittee conducted and documented inspections of each project site covered Inspections of under performance standards, at least one time during the permit term (Verify this Yes Doc 9 Structural is a permit condition in Part II.F.2.g of permit and modify accordingly). Stormwater Control Before issuing a certificate of occupancy or temporary certificate of occupancy, the Measures permittee conducted a post -construction inspection to verify that the permittee's performance standards have been met or a bond is in place to guarantee Yes Doc 9 completion (Verify this is a permit condition in Part II.F.2.g of permit and modify accordingly. The permittee developed and implemented a written inspection program for SCMs installed pursuant to the post -construction program(Verify this is a permit Yes Doc 9 condition in Part II.F.2.g of permit and modify accordingly. The permittee documented and maintained records of inspections. Yes Doc 9 The permittee documented and maintained records of enforcement actions. Yes Doc 9 Please refer to Document 9, the Interlocal Agreement with Gaston County to enforce the storm water ordinance and inspect SCMs within the Town of Cramerton. II.F.2.h The permittee made available through paper or electronic means, ordinances, Educational post -construction requirements, design standards checklists, and other materials Materials and appropriate for developers. Doc 1 Training for Note: New materials may be developed by the permittee, or the permittee may use Yes and Doc Developers materials adopted from other programs and adapted to the permittee's new 10 development and redevelopment program. See Document 1, Gaston County Erosion and Sediment Control Ordinance, and Document 10, Gaston County Stormwater Control Ordinance. II.F.2.i Enforcement The permittee tracked the issuance of notices of violation and enforcement Yes Doc 1 actions. If yes, the tracking mechanism included the ability to identify chronic violators for initiation of actions to reduce noncompliance. Yes Doc 1 Comments II.F.3.b The permittee fully complies with post construction program requirements on its New Development own publicly funded construction projects. Yes Doc 1 All new development in Gaston County that disturbs more than 1 acre is required to obtain a Stormwater Permit, See Document 1 Section 7a. Audit Date(s): 06-22-2022 Page 10 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Post -Construction Site Runoff Controls II.F.3.c Does the MS4 have areas draining to Nutrient Sensitive Waters (NSW) pursuant to Nutrient Sensitive 15A NCAC 02H .0150? No --- Waters If yes, does the permittee use SCMs that reduce nutrient loading in order to Not meet local program requirements. Applicable If yes, does the permittee also still incorporate the stormwater controls Not required for the project's density level. Applicable If yes, does the permittee also require documentation where it is not feasible to Not use SCMs that reduce nutrient loading. Applicable Cramerton is not within the Neuse, Tar -Pamlico, Jordan Lake, or Falls Lake watersheds. II.F.3.d The permittee ensured that the design volumes of SCMs take into account the Design Volume runoff at build out from all surfaces draining to the system. Yes Doc 1 Where "streets" convey stormwater, the permittee designed SCMs to be sized to treat and control stormwater runoff from all surfaces draining to the SCM including Yes Doc 1 streets, driveways, and other impervious surfaces. See Document 1, Stormwater Control Ordinance, Section 13. Design Volumes in the Design Standards are consistent with State Standards. Audit Date(s): 06-22-2022 Page 11 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Total Maximum Daily Loads (TMDLs) Staff Interviewed: Joshua Watkins, Planning Director and Stormwater Administrator (Name, Title, Role) Program Status: ❑ The permittee is not subject to an approved TMDL (skip the rest of this section). ❑X The permittee is subject to an approved TMDL for: Total Phosphorus and Total Nitrogen, 1995 There ❑ is ❑x is not a Waste Load Allocation (WLA) in the approved TMDL (If there is a WLA, then complete items H.H.1-5 below. If there is not a WLA, skip to item H.H.6 below) Permit Citation Program Requirement Status Supporting Doc No. II.H.3 TMDLs Within 12 months of final TMDL approval, the permittee's annual reports included a description of existing programs, controls partnerships, projects and strategies to Not p g p g p p' p J g Applicable address impaired waters. Within 12 months of final TMDL approval, the permittee's annual reports provided a brief explanation as to how the programs, controls, partnerships, projects and Not Applicable strategies address impaired waters. Comments II.H.4 TMDLs Within 24 months of final TMDL approval, the permittee's annual reports included an assessment of whether additional structural and/or non-structural BMPs are Not Applicable necessary to address impaired waters. Within 24 months of final TMDL approval, the permittee's annual reports included a brief explanation as to how the programs, controls, partnerships, projects and Not Applicable strategies address impaired waters. Comments II.H.S TMDLs Within 36 months of final TMDL approval, the permittee's annual reports included a description of activities expected to occur and when activities are expected to Not Applicable occur. Audit Date(s): 06-22-2022 Page 12 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Total Maximum Daily Loads (TMDLs) Comments II.H.6 TMDLs If there is no Waste Load Allocation in the approved TMDL, the permittee evaluated strategies and tailored and/or expanded BMPs within the scope of the six minimum measures to enhance water quality recovery strategies in the No --- watershed(s) to which the TMDL applies. The permittee described strategies and tailored and/or expanded BMPs in their Stormwater Management Plan and annual reports No --- Comments The proposed draft SWMP includes tailored and/or expanded BMPs to enhance water quality strategies in the South Fork Catawba River watershed for total nitrogen and total phosphorus. Audit Date(s): 06-22-2022 Page 13 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Construction Site No. 1 Site/Project Name: Courtyards at New Hope Date and Time of Site Visit: 6/22/2022 at 9:30AM Site/Project Address: 3825 S New Hope Rd Gastonia, NC 28056 Operator: NewStyle Communities Project Type (Commercial, Industrial, Residential, CIP, Roadway, etc.): Residential NCG Permit ID Number: NCG01-2021-2478 Disturbed Acreage: 12.00 Acres Recent Enforcement Actions (Include Date): None Name of MS4 Inspector(s) evaluated: Joseph Lineberger Name(s) and Title(s) of Site Representative(s) Present During the Site Visit: Name Title Dario Pedrero Superintendent, Ironhead Construction Observations Site Documentation/Training Does the site have a Stormwater Pollution Prevention Plan (SWPPP) or similar document? Is it site -specific? Yes; yes Does the site have approved erosion and sedimentation control plans onsite? Are they representative of current site conditions? Yes; yes What type of stormwater training do site employees receive? How often? N/A; N/A Inspector Training/Knowledge What type of stormwater training does the MS4 inspector receive? How often? Certified Erosion, Sediment and Stormwater Inspector, training every three years Did the MS4 inspector appear knowledgeable about MS4 and NCGO10000 requirements for construction sites? Yes Did the MS4 inspector appear knowledgeable about erosion and sedimentation control/stormwater pollution prevention BMPs? Yes Audit Date(s): 06-22-2022 Page 14 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Construction Site No. 1 Inspection Procedures Does the MS4 inspector's process include the use of a checklist? No Does the MS4 inspector's process include taking photos? Yes Does the MS4 inspector's process include reviewing approved plans (erosion and sedimentation control and/or SWPPP)? Yes Does the MS4 inspector's process include walking the entire site and inspecting all points of discharge? Yes Did the MS4 inspector miss any obvious violations? If so, explain: No Does the MS4 inspector's process include presenting the inspection findings to the site contact in writing? Yes Does the MS4 inspector's process include providing construction stormwater educational materials to the site contact? No Compliance/Enforcement What, if any, enforcement actions (verbal warnings, NOV, etc.) did the inspection result in? Verbal and written notification of noncompliance, failure to maintain measures If compliance issues were identified, what timeline for correction/follow-up was provided? 30 days to correct Notes/Comments/Recommendations Violations 1. Failure to follow approved plan, G.S. 113A-57(5) 2. Failure to provide adequate groundcover, G.S. 113A-57(3) and 15A N.C.A.0 46.0107(b) or 15A N.C.A.C. 46.0124€ 3. Failure to maintain measures, 15A N.C.A.C. 46.0113 Corrective Actions 1. Stabilize diversion swales and clean water by-pass with matting and seed appropriate for the growing season. 2. Install rock check dams in diversion swales. 3. Perimeter Silt fence and silt fence outlets needs maintenance. Install lot control measures shown on final erosion control sheet of the approved plan. 4. Inlet protection needs maintenance on eastern clean water by-pass. 5. Sediment has migrated beyond limits of disturbance north of lot 13. Remove migrated sediment. 6. Verify all swales between lots drain as shown on the approved plan. Perimeter lots appear to be draining to the rear of the lots. Plan shows half of the lot drain to the front, and the other half drain to the rear. 7. Remove accumulated sediment from forebay and refresh riprap/wash stone berm. 8. Stabilize all bare areas that remain unworked for longer than the required ground stabilization timeframe allows. Se NCG01 details on Sheet 300. Audit Date(s): 06-22-2022 Page 15 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Construction Site No. 2 Site/Project Name: Villages at Cramerton Mills Phase 2E Date and Time of Site Visit: 6/22/2022 at 10:30AM Site/Project Address: 4213 S New Hope Rd Gastonia, NC 28056 Operator: Bowman Development Project Type (Commercial, Industrial, Residential, CIP, Roadway, etc.): Residential NCG Permit ID Number: None Provided Disturbed Acreage: 3.43 Acres Recent Enforcement Actions (Include Date): None Name of MS4 Inspector(s) evaluated: Joseph Lineberger Name(s) and Title(s) of Site Representative(s) Present During the Site Visit: Name Title None None Observations Site Documentation/Training Does the site have a Stormwater Pollution Prevention Plan (SWPPP) or similar document? Is it site -specific? Yes; yes Does the site have approved erosion and sedimentation control plans onsite? Are they representative of current site conditions? Yes; yes What type of stormwater training do site employees receive? How often? N/A; N/A Inspector Training/Knowledge What type of stormwater training does the MS4 inspector receive? How often? Certified Erosion, Sediment and Stormwater Inspector, training every three years Did the MS4 inspector appear knowledgeable about MS4 and NCGO10000 requirements for construction sites? Yes Did the MS4 inspector appear knowledgeable about erosion and sedimentation control/stormwater pollution prevention BMPs? Yes Audit Date(s): 06-22-2022 Page 16 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Construction Site No. 2 Inspection Procedures Does the MS4 inspector's process include the use of a checklist? Obtain copy. No Does the MS4 inspector's process include taking photos? Yes Does the MS4 inspector's process include reviewing approved plans (erosion and sedimentation control and/or SWPPP)? Yes Does the MS4 inspector's process include walking the entire site and inspecting all points of discharge? Yes Did the MS4 inspector miss any obvious violations? If so, explain: No Does the MS4 inspector's process include presenting the inspection findings to the site contact in writing? Yes Does the MS4 inspector's process include providing construction stormwater educational materials to the site contact? No Compliance/Enforcement What, if any, enforcement actions (verbal warnings, NOV, etc.) did the inspection result in? Written notification of noncompliance; failure to maintain measures If compliance issues were identified, what timeline for correction/follow-up was provided? 30 days to correct Notes/Comments/Recommendations Violations 1. Unprotected exposed slopes, G.S. 113A-57(2) 2. Failure to maintain measures, 15A N.C.A.C. 4B.0113 Corrective Actions 1. Stabilize slope along New Hope Road and northwestern side of the site. When using a track machine to compact slopes, be sure the machine is traveling perpendicular with the slope. 2. Inlet protection needs maintenance Audit Date(s): 06-22-2022 Page 17 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 1 Site Name: South Fork Village Apartments Date and Time of Site Visit: 6/22/2022 at 11:30AM Site Address: 1005 South Fork Village Drive Belmont, NC 28012 SCM Type: Bioretention Cell and Stormwater Wetland Most Recent MS4 Inspection (Include Date and Entity): 6/9/2022; WGLA Engineering Name of MS4 Inspector(s) evaluated: Joseph Alm Most Recent MS4 Enforcement Activity (Include Date): None Name(s) and Title(s) of Site Representative(s) Present During the Site Visit: Name Title Jeff Ledford Project Manager Ryan London WGLA Engineering Field Technician Observations Site Documentation Does the site have an operation and maintenance plan? Yes Does the site have records of annual inspections? Are they performed by a qualified individual? Yes; yes Inspector Training/Knowledge What type of stormwater training does the MS4 inspector receive? How often? CESSWI certification; Stormwater Inspector Training through NCSU; every three years Did the MS4 inspector appear knowledgeable about MS4 requirements for post -construction site runoff controls? Yes Did the MS4 inspector appear knowledgeable about post -construction BMPs (general purpose/function, components, O&M requirements, etc.)? Yes Inspection Procedures Does the MS4 inspector's process include the use of a checklist or other standardized form? What format? Yes; inspection report check list Does the MS4 inspector's process include taking photos? Yes Does the MS4 inspector's process include reviewing the site's operation and maintenance plan and records of annual inspections? Yes Audit Date(s): 06-22-2022 Page 18 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 1 Does the MS4 inspector's process include walking the entire site and inspecting all points of discharge? Yes Did the MS4 inspector miss any obvious operation and maintenance deficiencies? If so, explain: No Does the MS4 inspector's process include presenting the inspection findings to the site contact in writing? Yes Compliance/Enforcement What, if any, enforcement actions (verbal warnings, NOV, etc.) did the inspection result in? Verbal Warning If compliance issues were identified, what timeline for correction/follow-up was provided? 30 days to comply Notes/Comments/Recommendations Removal of dead and cut vegetation from perimeter of pond Removal of cat tails from pond — 30% of the pond surface maximum may include cattails Audit Date(s): 06-22-2022 Page 19 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 2 Site Name: Dominion Energy Warehouse Date and Time of Site Visit: 6/22/2022 at 1:30PM Site Address: 900 Gaston Road Gastonia, NC 28056 SCM Type: Wet Pond Most Recent MS4 Inspection (Include Date and Entity): 2/28/2019; Gaston County Natural Resources Name of MS4 Inspector(s) evaluated: Joseph Alm Most Recent MS4 Enforcement Activity (Include Date): None Name(s) and Title(s) of Site Representative(s) Present During the Site Visit: Name Title Haden Barnhart Coordinator, Facilities Contract Services Observations Site Documentation Does the site have an operation and maintenance plan? Yes Does the site have records of annual inspections? Are they performed by a qualified individual? Yes Inspector Training/Knowledge What type of stormwater training does the MS4 inspector receive? How often? CESSWI certification; Stormwater Inspector Training through NCSU; every three years Did the MS4 inspector appear knowledgeable about MS4 requirements for post -construction site runoff controls? Yes Did the MS4 inspector appear knowledgeable about post -construction BMPs (general purpose/function, components, 0&M requirements, etc.)? Yes Inspection Procedures Does the MS4 inspector's process include the use of a checklist or other standardized form? What format? Yes Does the MS4 inspector's process include taking photos? Yes Does the MS4 inspector's process include reviewing the site's operation and maintenance plan and records of annual inspections? Yes Audit Date(s): 06-22-2022 Page 20 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 2 Does the MS4 inspector's process include walking the entire site and inspecting all points of discharge? Yes Did the MS4 inspector miss any obvious operation and maintenance deficiencies? If so, explain: Yes Does the MS4 inspector's process include presenting the inspection findings to the site contact in writing? Yes Compliance/Enforcement What, if any, enforcement actions (verbal warnings, NOV, etc.) did the inspection result in? Verbal Warning If compliance issues were identified, what timeline for correction/follow-up was provided? 30 days to comply Notes/Comments/Recommendations No ponding water noted within main area of pond; only forebay area is holding water. No beneficial plantings located on littoral shelf due to lack of permanent pool. Possible infiltration or leaking riser structure causing ponding issue. Consult with design engineering on needed repairs to function as a wet pond or possible redesign to sand filter/bioretention pond to meet requirements. Audit Date(s): 06-22-2022 Page 21 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 APPENDIX A: SUPPORTING DOCUMENTS Document 1: Erosion and Sedimentation Control Ordinance Document 2: Erosion and Sedimentation Control Fee Schedule Document 3: Example of an Erosion and Sedimentation Control Plan Approval Letter Document 4: Example of an Erosion and Sedimentation Control site inspection form Document 5: Stormwater Management Plan Document 6: NCS0000449 Stormwater Permit Document 7: SCM Inventory Map Document 8: SCM Operation and Maintenance Document Document 9: Stormwater Interlocal Agreement Document 10: Gaston County Stormwater Control Ordinance Audit Date(s): 06-22-2022 Page 22 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 APPENDIX B: PHOTOGRAPH LOG - -- - 2022 9.53.15 AIM Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 23 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 ;. Oil A i kY s Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 24 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 z � y i Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 25 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 r tl� 7N �4 Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 26 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 �'. Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 27 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 \ - ? SQL!• -..._ k 1.' { .-.++ 1 f i x .r s L VE y%� 4 S� Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 28 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 r Ilk s d � a � ' OL t." y U l Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 29 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Audit Date(s): 06-22-2022 Page 30 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 31 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 32 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 33 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 34 of 60 rAw.y . - © ©- Jungƒ 2022 9-49:59 AM MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Courtyards at New Hope Site Inspection Audit Date(s): 06-22-2022 Page 36 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Ju61 23, 2022 10:28:10 AM VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 37 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 �' y Pd fr P a VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 38 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 y VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 39 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 40 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 41 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 42 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 43 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 44 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 Je. VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 45 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 VCM 2E Site Inspection Audit Date(s): 06-22-2022 Page 46 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 South Fork Village Apartments Stormwater Wetland Audit Date(s): 06-22-2022 Page 48 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 South Fork Village Apartments Stormwater Wetland Audit Date(s): 06-22-2022 Page 49 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 South Fork Village Apartments Stormwater Wetland Audit Date(s): 06-22-2022 Page 50 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 South Fork Village Apartments Stormwater Wetland Audit Date(s): 06-22-2022 Page 51 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 South Fork Village Apartments Bioretention Audit Date(s): 06-22-2022 Page 52 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 South Fork Village Apartments Bioretention Audit Date(s): 06-22-2022 Page 53 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 South Fork Village Apartments Bioretention Audit Date(s): 06-22-2022 Page 54 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 PSNC/Dominion Wet Pond Audit Date(s): 06-22-2022 Page 55 of 60 MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 V. I y' s PSNC/Dominion Wet Pond Audit Date(s): 06-22-2022 Page 56 of 60 M54Permit Audit Report [R4MERTON,NC: NPDE3Permit No. N[SUOO449 PSNC/Dorninion Wet Pond Audit Date/s>:06'II'2022 Page S7uf6O MS Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 jr �40 PSNC/Dominion Wet Pond Audit Date (s): 06-222022 Page 58 of 6 M54Permit Audit Report [R4MERTON,NC: NPDE3Permit No. NCSOUU449 PSNC/Dominion Wet Pond AuditDate/s>:06'II'2022 Page S9uf6O MS4 Permit Audit Report CRAMERTON, NC: NPDES Permit No. NCS000449 IL - 1.2� PSNC/Dominion Wet Pond Audit Date(s): 06-22-2022 Page 60 of 60