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WI0400345_APPLICATION FOR PERMIT_20190717
ERM 15720 Brixham Hill Avenue Telephone: +1 704 541 8345 Suite 120 Fax: +1 704 624 7928 Charlotte,NC 28277 www.erm.com June 19, 2019 '"`"""•m Ari Shristi Shrestha, Hydrogeologist E %4 NCDEQ—Division of Water Resource ERM 1636 Mail Service Center Raleigh, NC 27699-1636 910-796-7236 Reference: 0498725 RECEIVED/No nEGt/oyyR Subject: Application for Permit to Construct and/or Use a Well(s)for Injection In-Situ Groundwater Remediation- Renewal without Modification Permit No.W104000345 JUL 1 7 4 Energizer Battery Manufacturing Inc. Water 419 Art Bryan Drive—Plant II Regio cuaLty Asheboro, Randolph County, North Carolina �tOABrationsSection Site ID: NCD000822957 Dear Shristi: On behalf of Energizer Battery Manufacturing, Inc. (Energizer), ERM NC, Inc. (ERM)is submitting the enclosed Application for Permit to Construct and/or Use a Well(S)for renewal of the existing permit without modification. A status report presenting monitoring results is included. Energizer plans to continue operation of the existing air sparge/soil vapor extraction(AS/SVE)system for in- situ removal of VOCs in soil and groundwater at the site. Two copies of the Application and status report as well as a CD with electronic versions of both documents are included. If you have any questions regarding this project please contact me at(704)541-8345. Sincerely, 4 7. Aro& Alan M rtin, P.G. Project Manager Enclosures cc: Scott Boyle, Energizer Tom Wilson, ERM North Carolina Department of Environmental Quality—Division of Water Resources APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S)FOR INJECTION In Situ Groundwater Remediation(15A NCAC 02C.0225)/Tracer Injection USA NCAC 02C.0229) Do not use this form for the following: • In-situ remediation,tracer,or aquifer test injection wells permitted by rule(ref. 15A NCAC 02C.0217) • remediation systems that reinject treated contaminated groundwater(Non-discharge)(ref. 15A NCAC 02T.1600) Permit Number(to be completed by DWR): WI APPLICATION INFORMATION 1. Project is: []New []Modification [X]Renewal without modification []Renewal with modification 2. If this application is being submitted for Renewal and/or Modification to an existing permit,provide: (a.)Existing permit number WI0400345 Issued Date:May 30,2014&Expiration Date:May 30,2019 For all Renewals,submit a status report including monitoring results of all injection activities to date. For Renewal without nodification only,jill out sections 1&II only,sign the certification on the last page of this form, and obtain the property owner's signature to indicate consent(if the applicant is not the owner). II. WELL OWNER(S)/PERMIT APPLICANT(generally the responsible party) 1. Name(s): Energizer Manufacturing,Inc. 2. Signing Official's Name*: Steve Hall Title: Plant Manager *Signing Official must be in accordance with instructions in Part X on page 5. 3. Mailing address of Permittee/Applicant:419 Art Bryan Drive City:Asheboro State:NC Zip:27203-3089 4. Telephone number: (336)672-4501 Email: SteveT.Hall@Energizer.com 5. Status(choose one): Individual Business/Org. Federal State County Municipality III. PROPERTY OWNER(S)(if different than well owners) 1. Name(s):__ 2. Mailing address: City: State: Zip:. 3. Telephone number: Email: IV. PROJECT CONTACT—(generally the environmental/engineering consultant). 1. Name: Title:. 2. Company: 3. Address: 4. City: _ State: Zip: 5. Telephone number: Email: In-Situ Groundwater Remediation Application Rev.4-9-2019 Page of 6 V. FACILITY INFORMATION 1. Facility name:— — Phone No.if available: 2. Physical address: — - — - - City: - - - County — Zip: - - 3. Geographic Coordinates: Latitude: _ - Longitude: Reference Datum: - Accuracy: - - Method of Collection(i.e.,Google Earth,GPS,etc.): - 4. Brief description of business: - — - VI. INCIDENT DESCRIPTION 1. Source and date of contamination: — — 2. List all contaminants present in soils or groundwater at the site(contaminants may be listed in groups, e.g.,gasoline, diesel,jet fttel,fuel oil, chlorinated ethenes, chlorinated ethanes,metals,pesticides/herbicides, etc): 3. Has LNAPL or DNAPL ever been observed at the site(even if outside the injection zone)? []Yes If yes, list maximum measured separate phase thickness: _ feet []No If no,list maximum concentration of total VOCs observed at site: — ppb 4. Agency managing the contamination incident: []UST Section [] Superfund Section(including REC Program and DSCA sites) [] DWR Aquifer Protection Section [] Solid Waste Section []Hazardous Waste Section [] Other:_ - 5. Incident manager's name: — _ —Phone No.: 6. Incident number or other incident mgmt.agency tracking number: VII. PERMITS List all applicable permits or construction approvals issued for the facility or incident: 1. Previous or other UIC permits issued by DWR(e.g.,NOIs)_ 2. Other Non-Discharge or NPDES permit issued by DWR:-. - - - - 3. County or DEH subsurface wastewater disposal permits:. 4. Hazardous waste management or other environmental permits required by state or federal law: -- In-Situ Groundwater Remediation Application Rev.4-9-2019 Page 2 of 6 VIII. INJECTIONN SUMMARY 1. List all proposed injeetantsladditives. NOTE: Only injectants approved by the epidemiology section of the NC Division of Public Health,Department of Health and Human Services can be injected. Approved it jeciants can be found online at http://deq.nc.gov/about/divisions/water-resources/water-resources-permits/wastewater-branch/ground-water- protection/ground-water-approved-injectants. All other substances must be reviewed by the DINS prior to use. Contact the UIC Program for more info ("919-80,E-649() if you wish to get approval for a different additive. However,please note it may take 3 months or longer. lnjectant: Total Amt.to be injected(gal)/event Injectant: Total Amt.to be injected(gal)/event Injectant: _ Total Amt.to be injected(gal)/event Injectant: Total Amt.to be injected(gal)/event Injectant: Total Amt.to be injected(gal)/event 2. Number of separate injection events: Duration of Event: 3. Estimated Injection rate per well: _ gallons per minute(GPM) 4. Estimated Injection pressure: pounds/square inch(PSI) 5. Temperature at point of injection: °F 6. Injection will be via: ( Existing well(s);'Total No.: ; Well Type(DPT,Permanent,etc.): ( Proposed well(s);Total No.: ;Well Type(DPT,Permanent,etc.): 7. NC Certified Well Drilling Contractor's Name(if known): NC Well Contractor Certification No.: 8. Date to be constructed if proposed:. (attach GW-1s for existing injection wells) 9. Screened interval/Injection interval of injection wells: Depth from to _ feet below land surface(BLS)(if multiple intervals,indicate shallowest to deepest depth) 10. Well casing(leave blank if Geoprobes®): Type: ( PVC ( Stainless steel( Other: Casing depth: to ft. BLS Type: ( PVC ( Stainless steel( Other: Casing depth: to ft. BLS 11. Grout(leave blank if Geoprobes): Type: ( Cement ( Bentonite ( Other: Grout depth: to ft.BLS Type: ( Cement ( Bentonite ( Other:_ Grout depth: to ft.BLS to-Situ Groundwater Remediation Application Rev.4-9-2019 Page 3 of 6 IX. ATTACHMENTS—provide the following information in separate attachments. The attachments should be clearly identified and presented in the order below to expedite review of the permit application package. 1. INJECTION ZONE—Per 15A NCAC 02C.0225ie1(2) specify the horizontal and vertical portion of the subsurface within which the proposed injection activity will take place and beyond which no violations of groundwater quality standards shall result from the injection as determined by an approved monitoring plan. The determination shall be based on the hydraulic properties of the specified zone. Provide any supporting documentation in a separate attachment. 2. HYDROGEOLOGIC EVALUATION—Per 15A NCAC 02C.0225(0(31,provide a hydrogeologic evaluation of the injection zone that includes all of the following: (A) Regional and local geology and hydrology; (B) Changes in Ethology underlying the facility; (C) Depth to bedrock; (D) Depth to the mean seasonal high water table; (E) Hydraulic conductivity,transmissivity,and storativity,of the injection zone based on tests of site-specific material, including a description of the test(s)used to determine these parameters; (F) Rate and direction of groundwater flow as determined by predictive calculations or computer modeling;and (G) Lithostratigraphic and hydrostratigraphic logs of any existing test and injection wells. 3. INJECTANT INFORMATION—Per I5A NCAC 02C,0225(e)(5).provide information on each injectant as indicated below: (A) MSDS,concentration at the point of injection,and percentage if present in a mixture with other injectants; (B) The source of fluids used to dilute,carry,or otherwise distribute the injectant throughout the injection zone. If any well within the area of review of the injection facility is to be used as the fluid source,then the following information shall be submitted: location/ID number, depth of source,formation,rock/sediment type,and a chemical analysis of the water from the source well, including analyses for all contaminants suspected or historically recognized in soil or groundwater on the site; (C) A description of the rationale for selecting the injectants and concentrations proposed for injection, including an explanation or calculations of how the proposed injectant volumes and concentrations were determined; (D) A description of the reactions between the injectants and the contaminants present including specific breakdown products or intermediate compounds that may be formed by the injection; (E) A summary of results if modeling or testing was performed to investigate the injectant's potential or susceptibility for biological,chemical,or physical change in the subsurface;and (F) An evaluation concerning the development of byproducts of the injection process, including increases in the concentrations of naturally occurring substances. Such an evaluation shall include the identification of the specific byproducts of the injection process,projected concentrations of byproducts,and areas of migration as determined through modeling or other predictive calculations. 4. INJECTION PROCEDURE—Per 15A NCAC 02C.0225(e)(6), submit a table with a detailed description of the proposed injection procedure that includes the following: (A) The proposed average and maximum daily rate and quantity of injectant; (B) The average maximum injection pressure expressed in units of pounds per square inch(psi);and (C) The total or estimated total volume to be injected. In-Situ Groundwater Remediation Application Rev.4-9-2019 Page 4 of 6 5. FRACTURING PLAN(if applicable)—Per 15ANCAC 02C.0225(e)(2I, submit a detailed description of the fracturing plan that includes the following: (A) Material Safety Data Sheets of fracturing media including information on any proppants used; (B) a map of fracturing well locations relative to the known extent of groundwater contamination plus all buildings, wells,septic systems,underground storage tanks, and underground utilities located within the Area of Review; (C) a demonstration that buildings,wells,septic systems, underground storage tanks,and underground utilities will not be adversely affected by the fracturing process; (D) injection rate and volume; (E) orientation of bedding planes,joints,and fracture sets of the fracture zone; (F) performance monitoring plan for determining the fracture well radius of influence;and (G) if conducted,the results of geophysical testing or pilot test of fracture behavior conducted in an uncontaminated area of the site. 6. WELL CONSTRUCTION DETAILS — Per 15A NCAC 02C.0225(68), submit the following information in tabular or schematic form as appropriate for each item: (A) number and depth of injection wells; (B) number and depth of borings if using multi-level or"nested"well systems; (C) indication whether the injection wells are existing or proposed; (D) depth and type of casing; (E) depth and type of screen material; (F) depth and type of grout; (G) indication whether the injection wells are permanent or temporary"direct push"points;and (H) plans and specifications of the surface and subsurface construction details. 7. MONITOR.ING PLAN—Per I5A NCAC 02C.0225(019), submit a monitoring plan that includes the following: (A) target contaminants plus secondary or intermediate contaminants that may result from the injection; (B) other parameters that may serve to indicate the progress of the intended reactions; (C) a list of existing and proposed monitoring wells to be used;and (D) a sampling schedule to monitor the proposed injection. Monitoring wells shall be ofsufJIcient quantity and location to detect any movement of injection fluids, injection process byproducts,or formation fluids outside the injection zone. The monitoring schedule shall be consistent with the proposed injection schedule,pace of the anticipated reactions, and rate of transport of the injectants and contaminants. S. WELL DATA TABULATION—Per 15A NCAC 02C.02251e}t101 provide a tabulation of data on all existing or abandoned wells within the area of review of the injection well(s) that penetrate the proposed injection zone, including monitoring wells and wells proposed for use as injection wells. Such data shall include a description of each well's type, depth, and record of construction or abandonment. 9. MAPS AND CROSS-SECTIONS — Per 15A NCAC 02C .0225(e)(11). provide scaled, site-specific site plans or maps depicting the location,orientation,and relationship of facility components including the following: (A) area map based on the most recent USGS 7.5'topographic map of the area,at a scale of 1:24,000 and showing the location of the proposed injection site; (B) topographic contour intervals showing all facility related structures, property boundaries, streams, springs, lakes, ponds,and other surface drainage features; (C) all existing or abandoned wells within the area of review of the wells listed in the well data tabulation that penetrate the proposed injection zone; (D) potentiometric surface map(s)that show the direction of groundwater movement,existing and proposed wells: (E) contaminant plume map(s)with isoconcentration lines that show the horizontal extent of the contaminant plume in soil and groundwater,and existing and proposed wells; (F) cross-section(s) to the known or projected depth of contamination that show the horizontal and vertical extent of the contaminant plume in soil and groundwater, major changes in lithology,and existing and proposed wells;and (G) any existing sources of potential or known groundwater contamination, including waste storage, treatment, or disposal systems within the area of review of the injection well or well system. In-Situ Groundwater Remediation Application Rev.4-9-2019 Page 5 of 6 X. CERTIFICATION(to be signed as required below or by that person's authorized agent*) NCAC 15A 02C .021 Ice) requires that all permit applications shall be signed as follows: 1. for a corporation: by a responsible corporate officer 2. for a partnership or sole proprietorship: by a general partner or the proprietor,respectively 3. for a municipality or a state, federal, or other public agency: by either a principal executive officer or ranking publicly elected official 4. for all others: by the well owner. *If an authorized agent is signing on behalf of the applicant,then supply a letter signed by the applicant that names and authorizes their agent. "I hereby cert fy under penalty of law that I have personally examined and am familiar with the information submitted in this document and all attachments therein, and that, based on my inquiry of those individuals immediately responsible for obtaining said information, I believe that the information is true, accurate, and complete. I am aware that there are penalties, including the possibility of fines and imprisonment,for submitting false information. I agree to construct, operate, maintain, repair, and if applicable, abandon the injection well(s) and all related appurtenances in accordance with the approved specifications and conditions of the Permit." Printed Name and Title: Steve Hall Plant Manager Signature: 01 Date: 6111 (1 XI. CONSENT OF PROPERTY OWNER(if the property is not owned by the permit applicant) "Owner"means any person who holds the fee or other property rights in the well being constructed.A well is real property and its construction on land shall be deemed to vest ownership in the land owner,in the absence of contrary agreement in writing. "As owner of the property on which the injection well(s) are to be constructed and operated, I hereby consent to allow the applicant to construct each injection well as outlined in this application and agree that it shall be the responsibility of the applicant to ensure that the injection well(s)conform to the Well Construction Standards (1 SA NCAC 02C.0200)." Printed Name and Title: Signature: _ Date: Submit TWO hard copies of the completed application package with an electronic version in CD or USE Flash Drive to: DIVISION OF WATER RESOURCES—UIC PROGRAM 1636 MAIL SERVICE CENTER RALEIGH,NORTH CAROLINA 27699-1636 TELEPHONE NUMBER: (919)707-9000 In-Situ Groundwater Remediation Application Rev.4-9-2019 Page 6 of 6 ERM NC,Inc. 15720 John J.Delaney Drive May 5,2014 Suite 120 Charlotte,NC 28277 (704)541-8345 (704) 624-7928 (fax) Mr. Thomas Slusser NCDENR- Division of Water Resources Underground Injection Control Program • 1636 Mail Service Center Raleigh, North Carolina 27699-1636 FRM 919-807-6412 Via Email&FedEx Subject Application for Permit To Construct And Use Injection Wells (In-Situ Remediation),And Notification Of Intent To Construct Or Operate Injection Wells Energizer Battery Manufacturing, Inc. Asheboro Plant II RECEIVEDIDENR/O R NCD000822957 MAY 0 2014 Dear Thomas: Water Quality Regional Operations Sec ion On behalf of Energizer Battery Manufacturing, Inc. (Energizer),ERM NC,Inc. (ERM) is transmitting the enclosed packages which include: 1. Application for Permit To Construct And Use Injection Wells (In-Situ Remediation),and 2. Notification Of.Intent To Construct Or Operate Injection Wells. The Application for Permit document is for pneumatic fracturing activities proposed to be conducted in advance of installing an air sparging(AS) and soil vapor extraction(SVE) system for in-situ remediation of soil and groundwater as part of a remedial action at the Energizer- Asheboro Plant II site. The Notification document is for the proposed air injection activities associated with the SVE/AS remediation system. Both documents cover the injection wells proposed for a pilot test phase and the subsequent full-scale remediation system. Energizer is conducting remedial activities at the Site under an Administrative Agreement(AA) with NCDENR DWM's Inactive Hazardous Sites Branch(IHSB). A Remedial Action Plan (RAP) (October 21,2013) utilizing SVE/AS technology for remediation of TCE-affected soils and groundwater was approved by NCDENR in February 2014. The RAP included the use of pneumatic fracturing of the shallow soil and aquifer zone to enhance soil permeability for SVE/AS effectiveness. A Pilot Test Work Plan (March 26, 2014) describing activities for implementing a pilot-scale system for evaluation of the SVE/AS approach was approved by NCDENR in March 2014. Mr.Thomas Slusser Page 2 May 5,2014 Please contact me or Alan Martin,if you have any questions or wish to discuss. Sincerely, P.I.9"44 1 ' l omas M. Wilson,P.G. Principal Enclosures cc: Jeff Gipson, Energizer Scott Boyle, Energizer Melanie Bartlett, NCDWM (transmittal letter only) Alan Martin-ERM NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES NOTIFICATION OF INTENT TO CONSTRUCT OR OPERATE INJECTION WELLS The following are"permitted by rule"and do not require an individual permit when constructed in accordance with the rules of 15A NCAC 02C.0200. This form shall be submitted at least 2 weeks prior to injection. AQUIFER TEST WELLS(15A NCAC 02C.0220) These wells are used to inject uncontaminated fluid into an aquifer to determine aquifer hydraulic characteristics. IN SITU REMEDIATION(15A NCAC 02C.0225)or TRACER WELLS(15A NCAC 02C.0229): 1) Passive Injection Systems - In-well delivery systems to diffuse injectants into the subsurface. Examples include ORC socks,iSOC systems,and other gas infusion methods. 2) Small-Scale Injection Operations—Injection wells located within a land surface area not to exceed 10,000 square feet for the purpose of soil or groundwater remediation or tracer tests. An individual permit shall be required for test or treatment areas exceeding 10,000 square feet. 3) Pilot Tests - Preliminary studies conducted for the purpose of evaluating the technical feasibility of a remediation strategy in order to develop a full scale remediation plan for future implementation.and where the surface area of the injection zone wells are located within an area that does not exceed five percent of the land surface above the known extent of groundwater contamination. An individual permit shall be required to conduct more than one pilot test on any separate groundwater contaminant plume. 4) Air Injection Wells- Used to inject ambient air to enhance in-situ treatment of soil or groundwater. Print Clearly or Type Information. Illegible Submittals Will Be Returned As Incomplete. DATE: May 1 . 2014 PERMIT NO. (to be filled in by DWR) A. WELL TYPE TO BE CONSTRUCTED OR OPERATED (1) X Air Injection Well Complete sections B-F,K,N (2) Aquifer Test Well Complete sections B-F,K,N (3) Passive Injection System Complete sections B-F,H-N (4) _Small-Scale Injection Operation Complete sections BRECEIVED/DENR/DWR (5) Pilot Test Complete sections B-N (6) Tracer Injection Well Complete sections B-N MAY o 6 2014 Water Quality Regional B. STATUS OF WELL OWNER: Business/Organization Operations Section C. WELL OWNER — State name of entity and name of person delegated authority to sign on behalf of the business or agency: Name: Energizer Batters Manufacturing Inc.. Dan Carpenter(VP Global Operations&Chief Technology Officer) Mailing Address: 419 Art Bryan Drive City: Achehnm State: NC Zip Code: 272f3-3)R9 County: Randolph Day Tele No.: 336-672-4546 Cell No.: 336-736-2278 EMAIL Address: ScottV.Boylec i)energizer.com Fax No.: 336-672-4S83 UIC/In Situ Remed.Notification(Revised 11/19/2013) Page 1 D. PROPERTY OWNER(if different than well owner) Name: Mailing Address: City: State: Zip Code: County: Day Tele No.: Cell No.: EMAIL Address: Fax No.: E. PROJECT CONTACT-Person who can answer technical questions about the proposed injection project. Name: ERM NC,Inc. Alan Martin,Project Manager Mailing Address:_ 15720 John J.Delany Dr.Suite 120 City: Charlotte State: NC Zip Code: 28277 County:Mecklenburg Day Tele No.: (704)541-8345 Cell No.: (704)564-8091 EMAIL Address: alan.martin@erm.com Fax No.: 1704)624-7928 F. PHYSICAL LOCATION OF WELL SITE (1) Physical Address: 419 Art Bryan Drive County: Randolph City: Asheboro State:NC Zip Code: 27203-3089 (2) Geographic Coordinates: Latitude**: 35 ° 46 ' 6 9 "or °. Longitude**: 79 ° 49 ' 2.0 "or 0 Reference Datum: _ _Accuracy: Method of Collection: **FOR AIR INJECTION AND AQUIFER TEST WELLS ONLY: A FACILITY SITE MAP WITH PROPERTY BOUNDARIES MAY BE SUBMITTED IN LIEU OF GEOGRAPHIC COORDINATES. G. TREATMENT AREA Land surface area of contaminant plume: square feet Land surface area of inj.well network: square feet(< 10,000 ft2 for small-scale injections) Percent of contaminant plume area to be treated: (must be<5%of plume for pilot test injections) H. INJECTION ZONE MAPS—Attach the following to the notification. (1) Contaminant plume map(s) with isoconcentration lines that show the horizontal extent of the contaminant plume in soil and groundwater,existing and proposed monitoring wells, and existing and proposed injection wells;and (2) Cross-section(s) to the known or projected depth of contamination that show the horizontal and vertical extent of the contaminant plume in soil and groundwater, changes in lithology, existing and proposed monitoring wells,and existing and proposed injection wells. UIC/In Situ Remed.Notification(Revised 11/19/2013) Page 2 DESCRIPTION OF PROPOSED INJECTION ACTIVITIES — Provide a brief narrative regarding the purpose,scope,and goals of the proposed injection activity. J. INJECTANTS—Provide a MSDS and the following for each injectant.Attach additional sheets if necessary. NOTE: Approved injectants (tracers and remediation additives) can be found online at http://portal.ncdenr.org/web/wq/aps/gwpro. All other substances must be reviewed by the Division of Public Health, Department of Health and Human Services. Contact the UIC Program for more info(919-807-6496). Injectant: Volume of injectant: Concentration at point of injection: _ Percent if in a mixture with other injectants: Injectant: Volume of injectant: Concentration at point of injection: Percent if in a mixture with other injectants: Injectant: Volume of injectant: Concentration at point of injection: Percent if in a mixture with other injectants: K. WELL CONSTRUCTION DATA The well construction will be conducted in two phases. For the first phase,one air sparge(AS)and one soil vapor extraction(SVE)well will be installed for the AS/SVE pilot test. After the pilot test,the second phase of AS and SVE wells construction will involve the installation of an additional 12 AS wells and 11 SVE wells to complete the full-scale AS/SVE system.See attached Figure 13 for proposed well locations. See Figures 14—16 for proposed well construction details. (1) Number of injection wells: 13 Proposed Existing Air Sparge Wells 13 Soil Vapor Extraction Wells 12 (2) Provide well construction details for each injection well in a diagram or table format. A single diagram or line in a table can be used for multiple wells with the same construction details. Well construction details shall include the following: (a) well type as permanent,direct-push,or subsurface distribution system(infiltration gallery) (b) depth below land surface of grout,screen,and casing intervals (c) well contractor name and certification number UIC/In Situ Remed.Notification(Revised 11/19/2013) Page 3 L. SCHEDULES—Briefly describe the schedule for well construction and injection activities. M. MONITORING PLAN—Describe below or in separate attachment a monitoring plan to be used to determine if violations of groundwater quality standards specified in ubchapter 02L result from the injection activity. N. SIGNATURE OF APPLICANT AND PROPERTY OWNER APPLICANT: "I hereby certify, under penalty of law, that I am familiar with the information submitted in this document and all attachments thereto and that, based on my inquiry of those individuals immediately responsible for obtaining said information, I believe that the information is true, accurate and complete. I am aware that there are significant penalties, including the possibility of fines and imprisonment,for submitting false information. I agree to construct, operate, maintain, repair, and if applicable, abandon the injection well and all related appurtenances in accordance with the 15A NCAC 02C 0200 Rules." -b \ lam- J- Signa re of Appl' Print or Type Full Name PROPERTY OWNER(if the property is not owned by the permit applicant): "As owner of the property on which the injection well(s) are to be constructed and operated, I hereby consent to allow the applicant to construct each injection well as outlined in this application and agree that it shall be the responsibility of the, applicant to ensure that the injection well(s) conform to the Well Construction Standards (15A NCAC 02C.0200)." "Owner" means any person who holds the fee or other property rights in the well being constructed. A well is real property and its construction on land shall be deemed to vest ownership in the land owner, in the absence of contrary agreement in writing. Signature*of Property Owner(if different from applicant) Print or Type Full Name * An access agreement between the applicant and property owner may be submitted in lieu of a signature on this form. Submit one copy of the completed notification package to: DWR—UIC Program 1636 Mail Service Center Raleigh,NC 27699-1636 Telephone: (919)807-6464 UIC/In Situ Remed.Notification(Revised 11/19/2013) Page 4 ERM NC,Inc. 15720 John J.Delaney Drive Suite 120 May 5, 2014 Charlotte,NC 28277 (704)541-8345 (704) 624-7928(fax) Mr. Thomas Slusser NCDENR-Division of Water Resources Underground Injection Control Program ` .r 1636 Mail Service Center Raleigh,North Carolina 27699-1636 ER 919-807-6412 Via Email &FedEx Subject: Application for Permit To Construct And Use Injection Wells (In-Situ Remediation), And Notification Of Intent To Construct Or Operate Injection Wells Energizer Battery Manufacturing, Inc. Asheboro Plant II RECEIVEDIDENR/DWR NCD000822957 'MAY 0 6 2014 Dear Thomas: Water Quality Re,TM'ry�onal Operations .ec on On behalf of Energizer Battery Manufacturing, Inc. (Energizer), ERM NC, Inc. (ERM) is transmitting the enclosed packages which include: 1. Application for Permit To Construct And Use Injection Wells (In-Situ Remediation),and 2. Notification Of Intent To Construct Or Operate Injection Wells. (tr1:241 The Application for Permit document is for pneumatic fracturing activities proposed to be conducted in advance of installing an air sparging (AS) and soil vapor extraction (SVE) system for in-situ remediation of soil and groundwater as part of a remedial action at the Energizer-Asheboro Plant II site. The Notification document is for the proposed air injection activities associated with the SVE/AS remediation system. Both documents cover the injection wells proposed for a pilot test phase and the subsequent full-scale remediation system. Energizer is conducting remedial activities at the Site under an Administrative Agreement(AA)with NCDENR DWM's Inactive Hazardous Sites Branch(IHSB). A Remedial Action Plan (RAP) (October 21,2013) utilizing SVE/AS technology for remediation of TCE-affected soils and groundwater was approved by NCDENR in February 2014. The RAP included the use of pneumatic fracturing of the shallow soil and aquifer zone to enhance soil permeability for SVE/AS effectiveness. A Pilot Test Work Plan (March 26, 2014) describing activities for implementing a pilot-scale system for evaluation of the SVE/AS approach was approved by NCDENR in March 2014. North Carolina Department of Environment and Natural Resources APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S)FOR INJECTION In Situ Groundwater Remediation(15A NCAC 02C.02: I Tracer Injection(15A NCAC 02C.0229) Do not use this form for the following: • in situ remediation,tracer,or aquifer test injection wells permitted by rule(ref. 15A NCAC 02C.0217) • remediation systems that reinject treated contaminated groundwater(ref. 15A NCAC 02T.1600 RECEIVED/DENR{DWR Application Number(to be completed by DWR): ti J 1 O f APPLICATION INFORMATION b Water Quali Regional 1. Project is: [X]New []Modification []Renewal without modi ic �rati[�}lgdnvith modification 2. If this application is being submitted for renewal or modification to an existing permit,provide: existing permit number and the issuance date For renewal without modifications,fill out sections I&II only, sign the certification on the last page of this form, and obtain the property owner's signature to indicate consent(if the applicant is not the owner). For all renewals, submit a status report including monitoring results of all injection activities to date. II. WELL OWNER(generally the responsible party) 1. Name: Energizer Battery Manufacturing, Inc. 2. Signing Official's Name*: Dan Carpenter Title: VP Global Operations&Chief Technology Officer * Signing Official must be in accordance with instructions in Part IX on page 5. 3. Mailing address of applicant: 419 Art Bryan Drive City: Asheboro State: NC Zip: 27203-3089 4. Telephone number: (336) 672-4546 Email: scottv.boyleZenergizer.com 5. Status(choose one): Individual X Business/Org. Federal State County Municipality III. PROPERTY OWNER(if different than well owner) 1. Name: 2. Physical address: City: State: Zip: 3. Mailing address: City: _ State: Zip:. _ 4. Telephone number: Email: IIII. PROJECT CONTACT—Person who can answer technical questions about the proposed injection project. 1. Name: Alan Martin Title: Project Manager 2. Company: ERM NC.Inc. 3. Address: 15720 John J Delaney Drive. Suite 120 4. City: Charlotte State: NC Zip: 28277 5. Telephone number: (704) 541-8345 Email: alan.martinc@erm.com Revised 11/19/2013 UIC-5I/5T Page 1 of 14 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S)FOR INJECTION In Situ Groundwater Remediation I Tracer Injection V. FACILITY INFORMATION 1. Facility name: Energizer Battery Facility Ph#: (336) 672-4546 2. Mailing address: 419 Art Bryan Drive City: Asheboro County: Randolph State:NC Zip:27203-3089 3. Geographic Coordinates: Latitude: 35°46' 6.9" N Longitude: 79°49'2.0" W Reference Datum: Accuracy: Method of Collection: Google Earth 4. Brief description of business: Battery Manufacturer VI. INCIDENT DESCRIPTION 1. Source and date of contamination: Environmental assessment activities were initiated at the site in August 1999 under the NCDWQ following discovery of solvent-affected soil beneath the former location of a solvent vapor recovery unit previously located within the interior of the building. The solvent vapor recovery unit was part of a vapor degreaser system that utilized trichloroethylene(TCE)to clean battery cans. In 2002,a Corrective Action Plan(CAP)was approved by NCDENR DWQ and soil vapor extraction and air sparging(SVE/AS)was utilized for remediation of solvent-affected soil and groundwater in this source area. Subsequently,additional areas of ICE-affected soil and groundwater have been identified and delineated in the vicinity of the former vapor degreaser system/tank farm area. Currently,remedial activities at the Site are being conducted under an Administrative Agreement(AA),dated November 15,2013,between NCDENR DWM's Inactive Hazardous Sites Branch(IHSB)and Energizer Battery.A Remedial Action Plan (RAP) (October 21,2013)utilizing SVE/AS technology for remediation of the additional sources areas of TCE-affected soils and groundwater was approved by NCDENR in February 2014. The RAP included the use of pneumatic fracturing of the shallow soil and aquifer zone to enhance soil permeability for SVE/AS effectiveness.A Pilot Test Work Plan(March 26,2014)describing activities for implementing a pilot-scale system for evaluation of the SVE/AS approach was approved by NCDENR in March 2014. 2. List all contaminants present in soils or groundwater at the site(contaminants may be listed in groups, e.g.,gasoline, diesel,jet fuel,fuel oil, chlorinated ethenes, chlorinated ethanes, metals,pesticides/herbicides, etc): chlorinated ethenes and chlorinated ethanes 3. Has LNAPL or DNAPL ever been observed at the site(even if outside the injection zone)? []Yes If yes,list maximum measured separate phase thickness: feet [X]No If no,list maximum concentration of total VOCs observed at site: 663.660 ppb 4. Agency managing the contamination incident: [] UST Section [X] Superfund Section(including REC Program and DSCA sites) [] DWR Aquifer Protection Section [] Solid Waste Section []Hazardous Waste Section [] Other: _ 5. Incident manager's name: Melanie Bartlett Ph#: (9191707-8373 6. Incident number or other incident mgmt.agency tracking number: NCD00822957 Revised 11/19/2013 UIC-51/5T Page 2 of 14 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S)FOR INJECTION In Situ Groundwater Remediation I Tracer Injection VII. PERMITS List all applicable permits or construction approvals issued for the facility or incident: 1. Hazardous Waste Management program permits under RCRA: Not applicable 2. DWR Non-Discharge or NPDES permits: Not applicable 3. County or DEH subsurface wastewater disposal permits: Not applicable 4. Other environmental permits required by state or federal law: NCDWQ monitor well construction permit. VIII. ATTACHMENTS — provide the following information in separate attachments. The attachments should be clearly identified and presented in the order below to expedite review of the permit application package. 1. INJECTION ZONE—Per 15A NCAC 02C.0225(0(2) specify the horizontal and vertical portion of the subsurface within which the proposed injection activity will take place and beyond which no violations of groundwater quality standards shall result from the injection as determined by an approved monitoring plan. The determination shall be based on the hydraulic properties of the specified zone. Provide any supporting documentation in a separate attachment. Not Applicable(Nitrogen Gas will be used as a fracturing media only. See Section 5.Fracturing Plan.) 2. HYDROGEOLOGIC EVALUATION — Per 15A NCAC 02C .0225(e}(31 provide a hydrogeologic evaluation of the injection zone that includes all of the following: (A) Regional and local geology and hydrology; (B) Changes in lithology underlying the facility; (C) Depth to bedrock; (D) Depth to the mean seasonal high water table; (E) Hydraulic conductivity, transmissivity, and storativity, of the injection zone based on tests of site-specific material,including a description of the test(s)used to determine these parameters; (F) Rate and direction of groundwater flow as determined by predictive calculations or computer modeling;and (G) Lithostratigraphic and hydrostratigraphic logs of any existing test and injection wells. 3. INJECTANT INFORMATION — Per 15A NCAC 02C .0225(e1(5) list each injectant in the space below and provide the following information for each injectant. NOTE: Approved injectants can be found online at http:•//portal.ncdenr.org/web/wq/aps/gwpro. All other substances must be reviewed by the Division of Public Health, Department of Health and Human Services. Contact the UIC Program for more information(Ph#919-807-6496). Not Applicable(Nitrogen Gas will be used as a fracturing media only. See Section 5.Fracturing Plan.) (A) MSDS,concentration at the point of injection,and percentage if present in a mixture with other injectants; (B) The source of fluids used to dilute, carry, or otherwise distribute the injectant throughout the injection zone. If any well within the area of review of the injection facility is to be used as the fluid source, then the following information shall be submitted: location/ID. number, depth of source, formation, rock/sediment type, and a chemical analysis of the water from the source well, including analyses for all contaminants suspected or historically recognized in soil or groundwater on the site; (C) A description of the rationale for selecting the injectants and concentrations proposed for injection, including an explanation or calculations of how the proposed injectant volumes and concentrations were determined; (D) A description of the reactions between the injectants and the contaminants present including specific breakdown products or intermediate compounds that may be formed by the injection; (E) A summary of results if modeling or testing was performed to investigate the injectant's potential or susceptibility for biological,chemical,or physical change in the subsurface;and (F) An evaluation concerning the development of byproducts of the injection process, including increases in the concentrations of naturally occurring substances. Such an evaluation shall include the identification of the specific byproducts of the injection process,projected concentrations of byproducts, and areas of migration as determined through modeling or other predictive calculations. Revised 11/19/2013 UIC-5I/5T Page 3 of 14 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S)FOR INJECTION In Situ Groundwater Remediation I Tracer Injection 4. INJECTION PROCEDURE —Per 15A NCAC 02C .0225te1(6) submit a table with a detailed description of the proposed injection procedure that includes the following: (A) The proposed average and maximum daily rate and quantity of injectant; (B) The average maximum injection pressure expressed in units of pounds per square inch(psi);and (C) The total or estimated total volume to be injected. Not Applicable(Nitrogen Gas will be used as a fracturing media only. See Section 5.Fracturing`Plan.) 5. FRACTURING PLAN(if applicable)—Per 15A NCAC 02C.0225(e](7)submit a detailed description of the fracturing plan that includes the following: (A) Material Safety Data Sheets of fracturing media including information on any proppants used; (B) a map of fracturing well locations relative to the known extent of groundwater contamination plus all buildings, wells, septic systems,underground storage tanks,and underground utilities located within the Area of Review; (C) a demonstration that buildings, wells, septic systems, underground storage tanks, and underground utilities will not be adversely affected by the fracturing process; (D) injection rate and volume; (E) orientation of bedding planes,joints,and fracture sets of the fracture zone; (F) performance monitoring plan for determining the fracture well radius of influence;and (G) if conducted, the results of geophysical testing or pilot test of fracture behavior conducted in an uncontaminated area of the site. 6. WELL CONSTRUCTION DETAILS — Per 15A NCAC 02C .0225(e1[8] submit the following information in tabular or schematic form as appropriate for each item: (A) number and depth of injection wells; (B) number and depth of borings if using multi-level or"nested"well systems; (C) indication whether the injection wells are existing or proposed; (D) depth and type of casing; (E) depth and type of screen material; (F) depth and type of grout; (G) indication whether the injection wells are permanent or temporary"direct push"points; and (H) plans and specifications of the surface and subsurface construction details. 7. MONITORING PLAN—Per 15A NCAC 02C.0225(0(9)submit a monitoring plan that includes the following: (A) target contaminants plus secondary or intermediate contaminants that may result from the injection; (B) other parameters that may serve to indicate the progress of the intended reactions; (C) a list of existing and proposed monitoring wells to be used; and (D) a sampling schedule to monitor the proposed injection. Monitoring wells shall be of sufficient quantity and location to detect any movement of injection fluids, injection process byproducts, or formation fluids outside the injection zone. The monitoring schedule shall be consistent with the proposed injection schedule,pace of the anticipated reactions, and rate of transport of the injectants and contaminants. Not Applicable(Nitrogen Gas will be used as a fracturing media only. See Section 5.Fracturing Plan.) 8. WELL DATA TABULATION—Per 15A NCAC 02C.0225(e) 101 provide a tabulation of data on all existing or abandoned wells within the area of review of the injection well(s) that penetrate the proposed injection zone, including monitoring wells and wells proposed for use as injection wells. Such data shall include a description of each well's type, depth, and record of construction or abandonment. Revised 11/19/2013 UIC-51/5T Page 4 of 14 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S)FOR INJECTION In Situ Groundwater Remediation I Tracer Injection 9. MAPS AND CROSS-SECTIONS — Per 15A NCAC 02C .0225(e)(11) provide scaled, site-specific site plans or maps depicting the location,orientation,and relationship of facility components including the following: (A) area map based on the most recent USGS 7.5' topographic map of the area,at a scale of 1:24,000 and showing the location of the proposed injection site; (B) topographic contour intervals showing all facility related structures, property boundaries, streams, springs, lakes, ponds,and other surface drainage features; (C) all existing or abandoned wells within the area of review of the wells listed in the well data tabulation that penetrate the proposed injection zone; (D) potentiometric surface map(s)that show the direction of groundwater movement,existing and proposed wells; (E) contaminant plume map(s)with isoconcentration lines that show the horizontal extent of the contaminant plume in soil and groundwater,and existing and proposed wells; (F) cross-section(s)to the known or projected depth of contamination that show the horizontal and vertical extent of the contaminant plume in soil and groundwater,major changes in lithology,and existing and proposed wells;and (G) any existing sources of potential or known groundwater contamination, including waste storage, treatment, or disposal systems within the area of review of the injection well or well system. IX. CERTIFICATION*(to be signed as required below or by that person's authorized agent*) NCAC 15A 02C.0211(e)requires that all permit applications shall be signed as follows: 1. for a corporation: by a responsible corporate officer 2. for a partnership or sole proprietorship: by a general partner or the proprietor,respectively 3. for a municipality or a state, federal, or other public agency: by either a principal executive officer or ranking publicly elected official 4. for all others: by the well owner. *If an authorized agent is signing on behalf of the applicant,then supply a letter signed by the applicant that names and authorizes their agent. "I hereby certify under penalty of law that I have personally examined and am familiar with the information submitted in this document and all attachments therein, and that, based on my inquiry of those individuals immediately responsible for obtaining said information, I believe that the information is true, accurate, and complete. I am aware that there are penalties, including the possibility of fines and imprisonment,for submitting false information. I agree to construct, operate, maintain, repair, and if applicable, abandon the injection well(s) and all related appurtenances in accordance with the approved specifications and conditions of the Permit." Printed Name and Title: J f1 N 1 1. C +-( iv -"R i V 1P , G LU k/nl o to& orTuk o Signature: ( Date: ST/ 272 c3 1 Revised 11/19/2013 UIC-51/5T Page 5 of 14 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S)FOR INJECTION In Situ Groundwater Remediation Tracer Injection X. CONSENT OF PROPERTY OWNER (if the property is not owned by the permit applicant) "Owner"means any person who holds the fee or other property rights in the well being constructed.A well is real property and its construction on land shall be deemed to vest ownership in the land owner, in the absence of contrary agreement in writing. "As owner of the property on which the injection well(s) are to be constructed and operated, I hereby consent to allow the applicant to construct each injection well as outlined in this application and agree that it shall be the responsibility of the applicant to ensure that the injection well(s) conform to the Well Construction Standards (15A NCAC 02C.0200)." Printed Name and Title: Not Applicable Signature: Date: Submit TWO copies of the completed application package, including all attachments,to: DWR—UIC Program 1636 Mail Service Center Raleigh,NC 27699-1636 Telephone(919)807-6464 Revised 11/19/2013 UIC-5I15T Page 6 of 14 Attachment 1 Injection Zone: Not Applicable—Application is for pneumatic fracturing only using an inert gas(nitrogen). See Attachment 5 for Fracturing Plan,including map of proposed locations for pneumatic fracturing. See Appendix A for additional site maps. Attachment 2—Hydrogeologic Evaluation Site Hydrology The surface water bodies within'/4 mile of the Site are an unnamed intermittent tributary to Hasketts Creek,which flow across the north-eastern corner of the Energizer parcel,and Hasketts Creek,which flows across the south-eastern tip of the Energizer parcel. The stream locations are over 500 feet from the proposed injection area. Site Geology A brief summary of the site geology and hydrogeology is presented below. The Asheboro area, including the subject site,is located within the Piedmont physiographic province of North Carolina. Geologic and hydrogeologic data have been collected from the site soil and monitor well borings. These data indicate that saprolitic soil extends to depths between 15 to 41 feet below ground surface(bgs). Structural fill soil underlies portions of the building to depths of approximately 8 to 18 feet bgs. Both the fill soils and the saprolite soils consist of silt with some fine sand and clay with clay contents increasing slightly with depth. The native soils are fine-grained,weathered residuum of metavolcanic mudstones and exhibit relict physical features of the parent rock at depths beyond approximately 10 feet. This soil also becomes very dense at depths greater than 10 to 15 feet. A layer of partially weathered rock(PWR)separating the saprolitic soil from competent bedrock is encountered between 25 feet and 63 feet below ground level(ft bgl)at the site. Bedrock consisting of a dark gray metavolcanic mudstone or tuff is encountered at 20 to 63 ft bgl. The metavolcanic bedrock is part of the Uwharrie Formation of the Carolina Slate belt that underlies the Asheboro area. Site Hydrogeology The depth to groundwater varies across the site from 7 to 31 ft bgl. Groundwater elevation data collected from the site monitor wells indicate that groundwater flows to the southeast-south in the saprolite aquifer and shallow bedrock aquifer towards an unnamed tributary of Hasketts Creek located along the eastern portion of the site. Groundwater flow directions in the shallow and bedrock aquifers are presented in Figures 4 and 5 respectively. The locations of two hydrogeologic cross sections of the site are depicted on Figure 6). The subsurface hydrogeology is shown on hydrogeologic cross sections(Figures 7 and 8). In the downgradient area,south of the Energizer property,groundwater elevation data at MW-13 suggests that the groundwater levels and hydraulic gradient are influenced by the adjacent rock quarry(Figure 2)located approximately 2,800 feet southwest of the Site which is over 300 feet deep. Since the rock quarry pit water level is near the bottom of the quarry,the local hydraulic gradient is highly influenced by the quarry operations.Historical groundwater level data suggests that the groundwater gradient in the vicinity of MW-13 is westward towards the quarry rather than eastward toward the tributary to Hasketts Creek. The groundwater elevation data also indicate that in the vicinity of MW-14D, located southeast of the quarry on Rock Quarry Road,the groundwater flow direction is north/northwest toward the quarry. The calculated groundwater velocity in the saprolite aquifer zone at the site,using the geometric mean hydraulic conductivity of 0.80 feet/day calculated from slug test results and assuming an effective porosity of 0.35 and a typical gradient of 0.01 to 0.02,ranges from 8 to 16 feet/year. A rough estimate of groundwater velocity that is representative of the bedrock aquifer was calculated in 1999 by dividing the distance the contaminant plume has traveled in the downgradient direction(2,300 feet)by the number of years(19 years)of solvent recovery unit operation(1980 to 1999)at the source area. Using this method,the estimated groundwater velocity is 121 feet/year. This method does not account for contaminant retardation within the aquifer. Attachment 3—Injectant Information Not Applicable—Application is for pneumatic fracturing only using an inert gas(nitrogen). See Attachment 5. Attachment 4—Injection Procedure Not Applicable—Application is for pneumatic fracturing only using an inert gas(nitrogen). See Attachment 5. Attachment 5—Fracturing Plan Pneumatic Fracturing Using Nitrogen Gas Based on geologic data from site boring logs and previous experience with historic SVE/AS pilot testing at the site in 2001,pneumatic fracturing of the dense,fine-grained native saprolitic soils and partially weathered rock will be performed to enhance soil permeability in order to increase the effectiveness of a proposed SVE/AS remediation system.Fracturing will be completed on an open borehole using straddle packer tooling and compressed nitrogen. The packer is lowered to the bottom of the hole,and then used to apply compressed nitrogen to a section of the borehole at approximately 100 pounds per square inch gas(psig)of pressure at a volume of approximately 1,000 standard cubic feet per minute(SCFM). The pressure propagates fractures into the formation,which allows the increased airflow required for successful application of SVE/AS remedial techniques. For the tank farm area, fracturing will begin at approximate depths of 20 feet bgs within the SVE well boreholes and at 50 feet bgs within the AS well boreholes. Fracturing is continued in 4 foot intervals up to a depth of 4 feet bgs. Typical pressurization durations for each interval are less than 60 seconds.Unconsolidated materials such as silts and clays typically exhibit fracture propagation distances of 20 to 40 feet. ARS Technologies,Inc., under subcontract to ERM,will conduct the pneumatic fracturing. The pneumatic fracturing will be conducted in two phases: the pilot-test phase and the full-scale phase. For the initial phase(pilot test),fracturing will be conducted at two boring locations located near the southwest corner of the tank farm area. Following the pneumatic fracturing,the two borings will be overdrilled and used for construction of the AS and SVE wells for later use in the proposed SVE/AS pilot test. After implementation and evaluation of the SVE/AS pilot test,the second phase of pneumatic fracturing will be conducted in a separate mobilization. For the second phase(full-scale),fracturing will be conducted at 23 boring locations(for 12 AS wells and 11 SVE wells) located in the vicinity of the tank farm area. Following the each phase of pneumatic fracturing,the borings used for fracturing will be overdrilled and used for construction of the AS and SVE wells for later use in the proposed SVE/AS system. (Prior to implementation,a separate UIC permit-by-rule notification will be submitted as required for the air injection wells associated with the proposed SVE/AS remediation system.) A. Material Safety Data Sheets offracturing media including information on any proppants used; MSDS is attached in Appendix B. B. a map offracturing well locations relative to the known extent of groundwater contamination plus all buildings, wells, septic systems, underground storage tanks, and underground utilities located within the Area of Review; As described above,fracturing will be conducted at boring locations where the AS and SVE wells will subsequently be constructed. Figure 13 in Appendix A shows the SVE/AS boring locations and other structures. C. a demonstration that buildings, wells, septic systems, underground storage tanks, and underground utilities will not be adversely affected by the fracturing process; A copy of the Pneumatic Fracturing Structural Analysis Report,prepared by ARS Technologies,Inc. is attached in Appendix C. D. injection rate and volume; Compressed nitrogen will be applied to each fracturing interval within the borehole at approximately 100- 150 pounds per square inch gas(psig)of pressure at a volume of approximately 1,000 standard cubic feet per minute (SCFM). E. orientation of bedding planes,joints, and fracture sets of the fracture zone; Observations made at the Martin Marietta rock quarry located 0.5 miles southwest of the Energizer site,and on- site geologic mapping provided data on fracture orientations in the vicinity of the site. The observations indicate that the predominant fracture orientations in the area are N 10°to 60°E and N 75°to 80°W. F. performance monitoring plan for determining the fracture well radius of influence;and During fracturing activities,the following data will be collected: fracture initiation/maintenance pressures,gas flow rate, surface heave via transit/heave rod assemblies and structure heave monitoring. Nearby existing monitoring wells MW-23,MW-24 and MW-25 and proposed observation wells OB-1 and OB-2 will be monitored for pressure influence during the pneumatic fracturing activities. ARS Technologies will utilize the data to calculate the fracture boring radius of influence using a deformation modeling software. G. if conducted, the results of geophysical testing or pilot test offracture behavior conducted in an uncontaminated area of the site. Not conducted. Attachment 6—Well Construction Details Initial Phase-Pneumatic Fracturing Prior to SVE/AS Pilot Test One AS well(AS-2),one SVE well(SVE-5)and two observation wells(OB-1 &OB-2)will be installed for the pilot test by a North Carolina-licensed well driller. Pneumatic fracturing activities will be conducted within a 4.5 inch diameter boreholes prior construction of the AS and SVE wells. Pneumatic fracturing will not be conducted in the observation well boreholes. Well construction details are summarized below. Air Sparge Well The AS boring will be completed using auger,direct push,or sonic drilling equipment to a total depth of 50 feet bgs,the approximate depth to the top of competent bedrock.The formation will then be pneumatically fractured between 6 feet bgs and 50 feet bgs to enhance the permeability in the area. Following the pneumatic fracturing,the 4.5-inch borehole will be overdrilled to a diameter of approximately 7.5 inches to remove sloughed soil material prior to construction of the AS well. The AS well will be constructed as a Type II(single-cased)well with 2 feet of 0.010"slotted stainless steel screen and 48 feet of stainless steel riser. For all subgrade portions of the well,2-inch inner diameter, stainless steel will be used. A#3-grade,washed silica sand filter pack will be used to fill the annular space between the borehole wall and the AS well screen to 1 foot above the top of screen. A 2-foot thick bentonite seal will be placed on top of the filter sand and the remainder of the borehole will be filled with neat Portland cement. The well head will be finished with a locking expandable cap and a traffic rated vault cover. A schematic of the proposed AS well is presented as Figure 14. The total depth and screened interval stated above are anticipated based on lithologic and monitoring well data in the immediate vicinity. However,the actual total depth and screened interval will be determined in the field by a project geologist or other qualified staff based on soil logging observations. SVE Well The SVE boring will be completed using auger,direct push,or sonic drilling equipment to a total depth of 20 feet bgs,the approximate depth of the observed seasonal low water table.The formation will then be pneumatically fractured between 4 feet bgs and 20 feet bgs to enhance the permeability in the area. Following the pneumatic fracturing,the 4.5-inch borehole will be overdrilled to a diameter of approximately 10 inches to remove sloughed soil material prior to construction of the SVE well. The SVE well will be constructed as a Type II(single-cased)well with 16 feet of 0.005"slotted stainless steel screen and 4 feet of stainless steel riser. For all subgrade portions of the well,4-inch inner diameter,stainless steel will be used. A washed silica sand filter pack(#1 grade)will be used to fill the annular space between the borehole wall and the SVE well screen to 2 feet above the top of screen.A 2-foot thick bentonite seal will be placed on top of the filter sand and the remainder of the borehole will be filled with neat Portland cement. The well head will be finished with a locking expandable cap and a traffic rated vault cover.A schematic of the proposed SVE well is presented as Figure 15. Observation Wells Influence achieved by the AS and SVE wells will be evaluated by monitoring the water levels in multiple observation points. SVE/AS influence will be evaluated outside and underlying the building using existing(MW- 23,MW-24 and MW-25)and proposed(OB-1 and OB-2)monitoring points. The proposed observation wells will be installed to a total depth of 30 feet bgs with 20 feet of 0.010"slotted two-inch internal diameter Schedule 40 PVC well screen and 10 feet of solid PVC riser. A#3-grade,washed silica sand filter pack will be used to fill the annular space between the borehole wall and the well screen to 2 feet above the top of screen. A 2-foot thick bentonite seal will be placed on top of the filter sand and the remainder of the borehole will be filled with neat Portland cement. The well head will be finished with a locking expandable cap and a traffic rated vault cover. A schematic of the proposed observation wells is presented as Figure 16. Second Phase-Pneumatic Fracturing Prior to Full Scale SVE/AS Implementation Following the results of the pilot test,the actual configuration of the full scale AS/SVE well system will be determined. The conceptual layout shown on Figure 13 includes the installation of 12 additional AS wells and 11 additional SVE wells. The AS and SVE wells will be installed for the pilot test by a North Carolina-licensed well driller. Pneumatic fracturing activities will be conducted within a 4.5 inch diameter boreholes prior construction of the AS and SVE wells. Pneumatic fracturing will not be conducted in the observation well boreholes. Well construction details will be the same as described during the pilot test. Attachment 7—Monitoring Plan Not Applicable—Application is for fracturing only. A monitoring plan will be provided for the proposed SVE/AS system to be permitted-by-rule, constructed and operated later. Attachment 8—Well Tabulation Data Well construction details and groundwater contaminant concentrations for existing monitoring wells within the Injection Area wells are summarized below. Existing wells include MW-23,MW-24 and MW-25. Bedrock monitor well MW-26D,co-located with MW-25 is deeper and beyond the influence of the pneumatic fracturing of the saprolite zone. TOTAL BBNTONTTE TOP OF APFROX. DEPTH SCREENED INTERVAL_SANDPACK GROUT CASING GROUND MONITOR DATE (feet (elevation INTERVAL INTERVAL ELEVATION ELEVATION WELL I.D`I INSTALLED BGLL feet BGL in feet*s_ Ifeet BGLJ, /feet BGLj -SLeet'l.,_ (fee!. _ COA/TABIITS --, _ _ _ _ MIN-23 _ 4/13/12 27 _12-27 _682.8-667.8 10-27 8-10 694.84 695.1 - M_W-24_ _ _4/1_0/1_2 _ _22_ _ _7-22_ 68_5.4-67_0.4 5-22 3-5 692.38 692.7 MN-25 4/9/12 25 10-25 r680.0-666.0 _8-25_ 6-8 689.96 690.6 MI L-26D 4/12/12 . 240 210-240 480.3-450.3 195-240 Y 180-195 690.26 690.E Double cased PVC-6"w ell casia9 set at 50',4"w ell casing set at 100'. OW-1 _ _ 13endin9 _30 _ 10-30 - _ _ _ _ _ _ LOW-2 4/14/14 I 30 10-30 NA 8-30 6-8 NA NA I •-Tap of casing elevation is given in feel relative to a temporary D-Designates"deep",Type III monitor well BGL=Below ground level benchmark with an assigned elevation of 695.10 feet above mean sea level BTOC=Below top of well casing NA=Not Applicable All wells were constructed of 2-inch PVC and 0.010-inch slot screen,except as noted Wei O. nc Cartwuks-EPA Method 6290D/ems,04. $ - I .1 3 $ * R . y 6 9 3 1 n I I. i C. $ ge I 3 ;'a m i 4a ;a 8 -I � t 11 - c w ;a is -3 3 d s i.< 4S 3 F i a�pn. o f D tY'3 • 44 p;1 1 r'f 1 yC;i'3 a3�. _ 1 3 3_, I i y;7 a w tldceuon Oa. 'B £ a a 0 2 El 19 e a 3 w .rng00 h _. rl00 E0 '3 E'm 2'e S I PJ's '�'e 0 s . 3 13 22 -'n NC 2L Ground Water Standard NE 1 600 600 500 20 70 6 400 3 0.03 7 - 5 70 100 8 70 200 OA 0.3 3 0.7 0.4 02 0 0.9 NE 3 - 3 018E VI8creerey Level-Raapenil - 13 3,600V 30 6 -9 - - _ 34 6 52 2 38 400 74 65 7 1,500 20 - 1.5 I 30 5.7 29 33 1,000 7 44 - - H86craamBLsvel-9k.abn0 - 70 16,000 150 420 . � - - 44 1 25 220 25 1,600 LOCO - 140 330 35 6,300 9a 7.5 - 150 29 140 170 5,000-VI0 30 230 - - 055923 7/17/12 692.E-687.8 082,624<5,000 55,000 55,000<10.000 55.000 5000 4060 -- 55.000 4,000 69,600 510,000 <5,000 <5.000 59000 55,000 26,200 55,000 <5,000!3894000.4,000 <5,000 6,000 5000 59000 <5,000 <150 24 11/7/12 • 603,660 450. 1,000 450 450 450 450 450 450 450 450 170,00D 9200 730 480 1,200 260 84,000 2,400 450 1390,000I 450 450 1,200 450 <250 450 8,200 - 150824 7n9/12 1605.4.670.4 32,392 <10.0 I<10.0 <10.0 40.0 <10.0 <10.0 <10.0 - <10.0 <10.0 4,520 I 132 10,800 12 98.8 <10.0 <10.0 38.2 <10.0 10,400 1,640 <10.0 <10.0 <10.0 <10.0 <10.0 4,760 2,800 11/7/12 • 35,650 <25.0'45.0 45.0 <25.0 45.0 45.0 45.0 45.0 <25.0 45.0 5,700 160 9,800 45.0 170 45.0 48 72 45.0 II 15,000 1,200 <25.0 45.0 45.0 45.0 460 2,500 - 1/61825 711612 880.0-888.0 2,135 <10.0 <10. <10.0 40.0 <10.0 <10D <10.0 - <10.0 <10.0 854 40.0 59.8 <10.0 49.E <100 268 <100 <10.0 1,120 <10.0 <10.0 <10.0 i<10.0 <100 <10.0 <1,500 53.0 11/7/12 • 2,646 <25.0 450 45.0 525.0 525.0 45.0 <25.0 45.0 <25.0 <25.0 690 525.0 98 <25.0 31 450 280 45.0 45.01 1,600 <25.0 <25.0 <25.0 450 45.0 45.0 450 -- 11/18260 7/18/12 480.3-450.3 9,470 550.0 <500 42041 100 550.0 405 40.0 - <50.0 550.0 824 100 61.2 <0.0 637 5500 7,020 550.0 550.0 I 792 90.0 <50.0 550.0 550.0550A 40.0 <7,500 38 11/7/12 I • 5,336 4.5 1 4.8 4,5 I 4.5 ' 4.5 4.5 4.5 4.5 4.5 3.6 710 4.5 68 4.5 410 4.5 3,600 6.6 4.5 L` 410 I 4.5 1 4.5 4.5 L 4.5 I 4.5 4.5 130 - NC2LsbMaN not i,MutlaEinta. NCRAF-M.Carolina Risk Malyds Rama...dralt 13•96 92-Cummtap9mil5,conbansal won in wound water to mpel.<Mara, a-s00104b4Lateoec6Mtla9 ,ql=mvwaaam0 wrliter -re,n we r>anp.mteetedwumn wan:amy,ro meatus want a l0tennal for Merits n 9eundwater to a7xlwrtamwer. NB NMesta510.d NO-N.Oebeed 0-Desipnebste'beq',Type III manila v. nu,n teaan2e42ea4N.®n 250 w4500 resttmm surface*lody. Attachment 9-Maps and Cross Sections The following maps and cross sections are attached as Appendix A: Figure 1 Site Location Map Figure 2 Site Vicinity Map Figure 3 Site Facility Map Figure 4 Shallow Aquifer Groundwater Elevations Figure 5 Bedrock Aquifer Groundwater Elevations Figure 6 Cross Section Locations Figure 7 Hydrogeologic Cross Section A-A' Figure 8 TCE in Soil Cross Section AA-AA' Figure 9 TCE in Saprolite Aquifer Figure 10 TCE in Bedrock Aquifer Figure 11 1,4-Dioxane in Saprolite Aquifer-July/November 2012 Figure 12 1,4-Dioxane in Bedrock Aquifer-July/November 2012 Figure 13 SVE/AS Pilot Test Layout Figure 14 Air Sparge Well Schematic Figure 15 Soil Vapor Extraction Well Schematic Figure 16 Observation Well Schematic Appendix A—Figures 'ARS TECHNOLOGIES, INC. BREAKING NEW GROUND IN ENVIRONMENTAL TECHNOLOGY • . •.r . Pneumatic Fracturing Structural Analysis Report Energizer Battery Company Asheboro, North Carolina Submitted to: ERM 7300 Carmel Executive Park Suite 200 Charlotte,NC 28226 April 9,2014 Prepared by: ARS Technologies,Inc. 114 North Ward St New Brunswick,New Jersey 08901 nn, .D.,P.E. Steve Chen. P.E. NJ P.E. # 21- 1- ;0415.9100 NJ P.E. #24GE04129700 NY F.E. #080076-1 PA P.E. #062140 MD P.E. #39352 DE P.E.#16647 IN P.E.#PE11100195 IL P.E. #062.065564 CT P.E. #PEN0028629 KY P.E. #28161 98 NORTH WARD STREET,NEW BRUNSWICK,NJ 08901 TEL.732-296-6620 FAX 732-296-6625 W W W.ARSTECHNOLOGIES,COM TABLE OF CONTENTS 1.0 INTRODUCTION AND SCOPE OF WORK 1 2.0 SITE BACKGROUND 2 2.1 Geology and Hydrogeology 2 2.2 Facility Operations 2 2.3 Structure Construction Details 3 3.0 STRUCTURAL ANALYSIS 5 3.1 Objectives 5 3.2 Deform 6 3.3 Structural Modeling Results 9 4.0 OPERATING PROCEDURES 9 5.0 CONCLUSIONS 9 APPENDIX A 12 APPENDIX B 139 ARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 1 1.0 INTRODUCTION AND SCOPE OF WORK This Structural Analysis Application Report was developed to assess the potential effects of Pneumatic Fracturing (PF)on the building structure and Above Ground Storage Tanks (AST)at the Energizer Plant Facility located in Asheboro, North Carolina (site) as part of the remedial treatment that involves the application of PF and subsequent well installation. ARS was contracted to perform a field reconnaissance survey to assess structural integrity of the building and above ground storage tanks that could be impacted by Pneumatic Fracturing. The site visit consisted of collecting measurements, as well as photo and video logging the areas that could be potentially impacted by PF. Research was also performed on previous PF applications successfully implemented at the Asheboro facility by ARS and other pneumatically fractured sites with similar geologic formations and depths as the site. A thorough review of this information will allow ARS to perform an empirical analysis relating to the response of the soils to PF injections at these depths. This empirical data is inputted into an analytical model DEFORM to predict ground surface heave and the affected movement on the structure. The culmination of this research and site survey is presented in this report with detailed movement criteria to be monitored in the field during each fracturing event. Pneumatic Fracturing is a patented process that enhances the removal and treatment of hazardous contaminants from geologic formations, thereby reducing treatment time and extending the availability of in situ technologies to more difficult sub-surface conditions. More specifically, the PF process involves the injection of pressurized gas through a borehole/well and into the contaminated formation where the gas overcomes the in situ stresses and cohesive forces that bind the formation together, thereby creating a fracture network and increasing the bulk permeability of the formation. This procedure improves access to the contaminants,which can then be removed or treated in place. During the PF process, the geologic formation in the vicinity of the fracture plane will deform vertically as the fractures propagate outward horizontally. For shallow fracturing (<20 ft.), these deformations may translate into measurable heaving of the ground surface. The magnitude of the surface heave depends on a number of variables including the injection pressure/flow rate, depth, formation geology, and stiffness of the overlying structures/pavement. Maximum ground surface heave is typically observed at the injection well head, and tapers to zero with increasing radius. Peak heave values have ranged from less than 0.1 inches to more than 1 inch at the point of injection. It is noted that peak values are transient and occur only during the gas injections; permanent residual heaves if any are significantly less. diARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 2 When applying PF near or adjacent to structures, the effects of ground surface heave on the overlying structure and utilities need to be considered to prevent detrimental effects to the structure. A thorough understanding of the interaction between the heaving geologic formation and surface structures is required to develop site-specific field operating procedures. The fundamental premise of this analysis is that it is widely acknowledged in the fields of geotechnical and structural engineering: all structures experience some amount of movement during their service life. This is usually in the form of downward settlement due to soil compression, cyclical heaving and settling due to seasonal variations of soil moisture and temperature. If the structure can tolerate these geotechnical movements, then they can also tolerate some ground surface heave resulting from PF. The goal of site-specific operating procedures is to establish tolerable movement criteria for structure and to control PF injections so that surface heave remains below this criterion. 2.0 SITE BACKGROUND 2.1 Geology and Hydrogeology The geology encountered within the treatment area is comprised of three lithologic units consisting of 1) Structural Fill - Silt with some fine sand and clay ranging from a depth of 8 to 18 feet bgs 2) Saprolitic soils ranging in depth from 10 to 15 feet bgs and 3)Partially weathered rock consisting of dark gray metavolcanic mudstone from a depth of 25 to 63 feet bgs. The depth to groundwater at the site varies from 7 to 31 feet bgs. Groundwater elevation data indicates that flow is in the southeast-south direction primarily within the saprolite and weathered bedrock. 2.2 Facility Operations The Eveready Battery Company operates a battery manufacturing facility located at 419 Art Byran Drive in Asheboro, North Carolina. The facility is situated on approximately 28.5 acres and includes nearly 579,000 square feet of manufacturing, warehousing and office space. Since 1968, the facility has manufactured standard dry cell alkaline batteries. The facility is currently active with standard production/manufacturing type activities. During an excavation beneath a concrete floor inside the plant building, elevated concentrations of solvents were found within the soils which are suspected to be related to a former solvent vapor recovery unit which was used to recover TCE and 1,1,1-TCA from a former vapor degreaser operation. The location of this operation was directly over the area of contaminated soil. ARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 3 Soil Vapor Extractions (SVE) and Air Sparging (AS) were tested as a remediation technology in the area. However, due to the tight nature of the formation and low flow rates achieved during the testing, it was concluded that these technologies would be only marginally applicable. To facilitate increased flow-rates of the treatment system within the remediation target area, in 2001 ARS Technologies was contracted to Pneumatically Fracture (PF) the soil strata from depths of 5 to approximately 27 feet bgs. The results of this initial pilot test resulted in significant increases in soil permeability and increased contaminant extraction rates. 2.3 Structure Construction Details On March 25, 2014 a site inspection was performed to identify building load members that may be impacted by the fracturing at specific site locations. In addition to taking photos of the key area, a walkthrough was performed to identify any pre-existing conditions (i.e. cracks, holes, deformations or damage to the structure) in the area of PF injections. No evidence of significant structural damage was observed. A photo-log in Appendix A documents pre-existing conditions at the site. As direct access to all structure members was not possible (most notably the wall footings) and detailed subsurface structural drawings not available, assumptions were made by ARS' structural engineer in his analysis. A site map depicting the locations of the proposed PF points are shown in Figure 1. The scope of work will entail the performance of a Pilot Study consisting of fracturing two (2) borings from a depth of 6 to 50 feet bgs. Following completion of the fracturing, two fracture borings will be converted over to an Air Sparge (AS) well and Soil Vapor Extraction Well (SVE) designated as AS-2 and SVE-5, respectively. It is expected that operations relating to drilling/borehole installation will not have any potential impacts to the structures and therefore information specific to this task item will not be included in this report. Relevant information pertaining to the drilling phase of the work will be included in ARS site specific Health and Safety Plan. The field evaluation identified three(3) structural components that were determined to be the areas with the highest likelihood of impact by fracturing. A description of these components is as follows: 1) A series of flanged steel load bearing columns supporting the canopy roof over the loading dock. Inspection of the column provided dimensions, overall length and connections. 2) A total of two (2) concrete block cradles supporting AST's. Information provided on ERM's Figure 15 "Conceptual Full-Scale SVE Layout" identified the tanks as "Former Waste TCE &TCA"AST's with a capacity of 2,000 gallons each. Current signage on the ARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 4 tanks shows they are used for storing#2 fuel oil. Statement from the plant representative indicates that these tanks are filled to 50%of their capacity. 3) Concrete containment berm surrounding the AST's. Figure 1 -Plan View of the Fracture Area with Injection Wells IS ' _.. ■ .0 ow 7-T a ROO," .r. •.r '� 1 is 1 .li f • . • s u .w 1• f 40 taint Room Large • ., �:�1 h•oldfTx,I • I . r :'r • ' .� 96W-25 '••! • 1ai ed i- 1y : .r r MW-250 a a 7 i • M 1/ ip y��x`}7 6,A Can ylaslIIrng 4 .R {{. 1 � ` CaHc'M{ewfs*me cia• •, r81W22 • • i Small to Ra,w M,.. Storage Small Cell TCE Coocentiation Ware•ouso Cel• a•m+yxq Mlold(19 Rim 'ma I mgkq : . ; �OP,ISEO SOIL S'APOPEAT'LALTNIN '� y 10TYp : .SSL_L(X Afton&MO KAPAfL:" 'rs(00 WO - *AM..Of!HI !!E1(.1 111rT, Mil woo ovo 9 �� Aor f3. *MaN.r MO M II t !F Stood.!/d11.tr ASP I • US SMMM.atah404 ('OM F PI L"VI FCII-,t SI 1'VI-I SVOC; m•Inr } ERM NC,INC. INTRAI2FR8STLFRL i 414%R.T BRY 1‘;'DRI5"1 FRM S+HFITURO\OATH i ►RL)I TS S lila ARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 5 3.0 STRUCTURAL ANALYSIS The presence of the existing building and AST's at the site warrants the performance of a structural analysis. The objective and results of the analysis are discussed throughout the remainder of this report. 3.1 Objectives The conducted field survey provides data that will be used to evaluate the potential effects of PF injections on overlying structures at the site. Safely applying fracturing technologies beneath or adjacent to structures requires the establishment of a Maximum Movement Criteria(MMC) for the structure combined with the precise control of the pneumatic injections so the surface heave at this load point remains below this criterion. Thus, successful fracturing in the vicinity of an existing structure requires a thorough assessment of the buildings construction and condition, as well as an analysis of its deformation response to the injections. It is difficult to determine the exact magnitude of differential foundation movement that would cause significant damage to structures since such analysis must consider soil heterogeneities, structural material uncertainties, settlement rates, contact pressures, footing stiffness and connection rigidity, and the nature of the actual loads transmitted to the foundation units. This complexity and uncertainty typically prohibits engineers from developing a site-specific analytical solution for tolerable structural movements. Consequently, a procedure based upon empirical methods has been established which utilizes observations of actual building movements' potential structure damage and the site-specific ground surface heave as a result of injections. In most structures, the tolerable limit is governed by the aesthetic and serviceability requirements, and not by the structural requirements. In most cases of natural settlement damage, unsightly cracks,jamming doors and windows, and other similar problems will develop long before the structures integrity becomes a concern. These vary depend on numerous factors, the most obvious include the following: type of structure (wood, steel, masonry, etc.), use of the structure (residential, commercial or industrial), presence of sensitive finishes (tiled floors versus asphalt paving), and the rigidity of the structure (which will determine how loads due to movements will be distributed). In 2001, ARS was contracted by ERM to implement a four(4) hole PF Pilot Study within the Former Solvent Vapor Recovery Area approximately 100 feet from the currently scheduled work. A review of operational parameters specific to fracturing pressures is summarized in Table 1 below. In 2001 pilot study, PF was successfully applied from a depth of 5 to 27 feet bgs with detectable pressure influence at the surrounding monitoring well network. Pressure required to initiate and propagate fractures ranged between 80 and INARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 6 120 psi. Based on this information, it is anticipated that the injection pressures required to initiate fractures will be similar at the proposed work area. We can expect that relatively low pressures of approximately 100 psi will be required for fracture injections shallower than 30 feet bgs. Deeper than this depth, it is anticipated that fracture propagation pressures will increase due to overburden pressure. Empirically, ARS has found that overburden stresses equates to between 3 and 6 psi per foot of depth. However, this does not account for the in situ stresses and degree of natural existing fractures and or the presence of bedding planes. Under circumstances whereby surcharge loads are present (buildings or concrete pads) the above value will increase slightly to overcome the additional stresses imposed by the building on the underlying soil/rock matrix. Table 1 - Data parameters for PF Application at Eveready Plant,2001. Borehole Location Injection Interval Initiation Pressure Maintenance Pressure Influence [ft bgs] [psi] [psi] [psi/location] FW-1 24'10"-27'1" 119 91 10/0P2;5.5/SVE-1;28.5/MW1 1.5/FW3;5/FW4;13/FW2;5/0P3 20'9"-24'2" 101 96 3.7/0P3;17.5/MW1;20;SVE-1 17'6"-20'9" 109 109 5/0P3;5.5/SVE-1;25.5/MW1;6/FW3 14'4"-17'7" 99 99* 3/OP3;4.5/SVE-1;23.5/MW-1 11'2"-14'4" 121 121 3.4/0P3;5/SVE-1;1S8/MW•1 8'-11'2" 153 110 3/0P3;7.5/SVE-1;14/MW-1 2/FW-3;3/OP-1 5'2"-8'5" 80 80 3/0P3;3/SVE-1;4/MW-1;13/0P2 2/O P 1 FW-2 19'3"-23'3" 98 87 13/OP3; 15'3"-19'3" 108 108* 14.5/OP3; 11'3"-15'3" 108 118* 4/0P3 7'3"-11'3" 110 110 3.5/0P3 FW-3 18'2"-22'2" 125 115 8.5/OP1;2.2/OP3;2/FW-2;2.5/SVE-1 14'2"-18'2" 91 91 9.5/OP1 10'7"-14'2" 95 95 3/FW-2;2.5/0P3;5.5/0P1 6'2"-14'2" 96 110* 3.5/OP1 FW-4 18'10"-22'10" 120 110 2.5/0P3;3.5/SVE-1;17/MW1;2.5/FW3 14'10"-18'10" 3/0P3;5/SVE-1;3/MW1;FW2 10'10"-14'10" 107 115* 2.5/0P3;4/SVE1;16.2/MW1;FW2 6'10"-10'10" 2.5/0P3;5/SVE1; 5'-9' 120 120 1.5/0P3;4/SVE1 3.2 Deform The first model (DEFORM) was developed at the New Jersey Institute of Technology (NJIT) to predict the magnitude of ground surface deformation at distance from pneumatic fracturing injection points based on site-specific data. The ground deformation model equation is as follows: W=Px(1-v2)(x4-2R2x2+R4) [Eq.1] (16Ez3) Where; ARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 7 W =ground deformation(ft.) Px =fracture maintenance pressure (psi) v =Poisson's ratio x =distance from injection point(ft.) R =radius of fracture influence (ft.) E =modulus of elasticity(psi) z =fracture depth(ft.) Using site specific data from the 2001 Pneumatic Fracturing activities, a total of three (3) ground deformation curves were generated based on the above Equation 1. Soil properties (v and E) were obtained for dense silty clay (Table 2) identified in published geo-technical literature and site specific heave data generated from the 2001 PF application at the site. The curves are presented in Figure 2 depicting the amount of expected ground deformation with respect to distance from the injection point for injection maintenance pressures of 100 psi at 10 feet bgs, 150 psi at 20 feet bgs and 200 psi at 30 feet bgs. Further evaluation of the 100 psi at 10 feet bgs curve when compared to the observed heave data during the 2001 PF implementation reveals a good correlation with respect to what is predicted based on DEFORM and what was observed. In the 2001 Report of Results document produced by ARS, 0.4 inches of heave was observed at a wall approximately 4 feet away from the injection point at a depth of 12 feet bgs. The extent of heave within a radial distance of 5 feet from the PF borings, showed heave to vary from 0 to 0.5 inches and is in agreement with the DEFORM generated curves. The modeling presented in the figure indicates that a maximum heave of 0.4 inches will likely be observed at the injection point for a 100 psi maintenance pressure at a PF depth of 10 feet bgs. The model also indicates that minimal heave will result at distances at or greater than 15 feet from the injection point. It is also important to note and based on Equation 1 that the extent of heave is inversely proportional with depth. Therefore it can be expected that the greatest surface heave will be most pronounced at the shallow depths and will need to be closely monitored from depths shallower than -20 feet bgs. It is expected that injections shallower than 10 feet bgs will require lower fracture pressures relative to what was encountered during the 2001 Pilot Test. This statement is based on the following criteria: 1) The proposed PF locations are located outside the structure and overburden stresses associated with the building load will not be a factor requiring lower ••::: ARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 8 pressures necessary to exceed the in situ stresses associated with the soil matrix only. 2) The presence of fill consisting of silt with some fine sand and clay from surface down to 7 feet bgs will also facilitate lower pressures since it will not have the same in situ stresses/low permeability properties associated with the native saprolitic soils. Table 2 -Elastic Modulus as a Function of Confining Stress Determined from Triaxial Tests(Fairbanks,2002) Confining Stress E (psi) (psi) 20 5500 10 5000 5 3700 2 3200 Figure 2—Anticipated Ground Deformation with Distance Anticipated Ground Deformation with Distance 0.45 0.40 -100 psi Pres at 10 ft bgs 0.35 1 150 psi Pres.at 20 ft bgs _ 1 —200 psi Pres.at 30 ft bgs • 1a 0.30 c .3 0.25 0 .q f, 0.20 d a c Q 0.15 0 0.10 NN -20 -15 -10 -5 0 5 10 15 20 Fracture Radius-x(feet) • i i. MIARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 9 3.3 Structural Modeling Results Structural modeling was used to analyze potential structural impacts on the building in response to PF. Modeling analysis of these structural components to withstand the pneumatic fracturing was performed and was the focus of this investigation, as shown in Appendix A. The data including all supporting equations and documentation is provided in Appendix A of this report. Based on the structural movement criteria determined through analysis, the operating parameters that should be followed during Pneumatic Fracture injections are derived. 4.0 OPERATING PROCEDURES Based upon both the modeling output contained within this report and ARS' past field experience with similar projects, specific operational parameters will be implemented in the field during all injections under this project. More specifically, a MMC heave of 0.5 inches is established as the upper limits of the acceptable wall movement. Movement of this magnitude is not expected since the PF initiation pressures are expected to be low for the shallow intervals (< 20 bgs). The data obtained from both empirical site data and the DEFORM modeling equation predicted maximum heave (0.4) inches for a 100 psi maintenance pressures at a depth of 10 feet bgs. Strict adherence to these procedures will result in effective injection operations with no detrimental impacts to the structure at the site. Further analysis will be conducted during the Pilot Study to further ascertain the anticipated injection parameters (pressure, heave, radius of influence). These parameters will be utilized to anticipate future movement criteria for the Full-Scale application. Based on these observations, an addendum to this report will be included prior to performing additional fracturing on the loading dock and inside the building. 5.0 CONCLUSIONS 1. The structural system of the building consists of steel joists, load bearing walls. The structure in the immediate area of the proposed pneumatic fracturing appears to be in sound condition. There is no apparent evidence of excessive differential settlement or other major structural distress. Both the structure type and the materials of construction have been shown being tolerant of movement. 2. As part of this report, an examination of previous PF applications at the Eveready facility in 2001 was conducted. The data generated from the 2001 Pilot Study were evaluated and used to develop and customize the DEFORM modeling IliARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 10 equation specific to the injection parameters observed at the site. This data was used to provide an estimate on how the sites geology will respond to gas injections. The maximum magnitude of ground surface heave adjacent to the injection well was observed and calculated to be 0.43 - 0.5 inches (within a 5 foot radial distance). At radial distances at or beyond 10 feet, surface heave has been shown to be minimal and trend to 0 at a 15 foot radial distance. It is recommended that the site-specific heave and injection pressure data be collected from the deepest zones first to ascertain the anticipated heave as the injections approach the surface. Also, injection pressures will be decreased incrementally as shallower injections are applied to insure excessive pressure beyond the true fracture propagation pressure is not exceeded. This will validate the assumptions made in the analytical model with site-specific data. It is recommended that the fracture locations be positioned/installed no closer to 8 radial feet from any load bearing column or tank support member. 3. The Structural Analysis provided in Appendix A includes an analysis of structures within the facility that could be potentially impacted by PF. These included a series of support columns, a beam and 2 existing AST's. Based on the DEFORM modeling and previous PF applications at the site, it is anticipated that the maximum surface heave directly adjacent to the injection well could potentially reach a maximum of 0.5 inches. The maximum heave expected at a distance of 15 feet is expected to be minimal and/or zero. This maximum heave value of 0.5 inches was then utilized in the structural monitoring analysis with the intent to show what structural impacts would occur if the one of the structures identified above were subject to 0.5 inches of heave. The analysis included in Appendix A confirmed no detrimental impacts would occur at a movement of 0.5 inches. 4. Structural monitoring during the fracturing operations will be performed using heave rods placed on the ground surface adjacent to the injection point and attached to the closest structures (canopy support column, AST tank cradle). During all injections, the field crew will maintain verbal communication to indicate sudden movement of either of the structure monitored load bearing members. As a precaution, any movement approaching 0.5 inches will be a cease injection condition. 5. No sensitive utilities were observed near the proposed fracture locations. The nearest utility is a storm sewer located approximately 10 to 12 feet away. Due to its shallow depth and the lower injection pressures used (less than 100 psi), no detrimental impact to this utility is expected. 6. Inspection of the area adjacent to the proposed fracture location shows extensive asphalt cracking and stress cracking on the tank berm retaining wall. See photo's in Appendix B. laARS Technologies,Inc. 4/11/2014 Structural Report Eveready Site,NC ERM-NC 11 7. The structural modeling calculations pertaining to the AST Tank Concrete Saddle (provided in Appendix A) included a conservative assumption (factor of safety) and neglected any additional dead load associated with the liquid in the tanks. Any additional downward or dead loads not accounted for in the modeling calculations will provide more resistance and a greater factor of safety to direct any impacts from fracturing. ARS Technologies,Inc. APPENDIX A COLUMN ANALYSIS The steel structure at the loading dock has been designed to meet the AISC codes as evident that they are still functioning. If the pneumatic fracturing near the column heaves the column by 0.5", we will estimate the stresses this heave will cause and determine if these stresses are high enough to cause a problem.Please note the actual heave may not be noticeable. Assumptions In developing the structural computer model and evaluating the structure for the building, several assumptions were made that are presented below: a) ARS personnel approximated dimensions since no structural drawings were available. Dimesions were assumed where access was not available. Dimensions and load were taken from the visual inspection. b) Uniform Building Code (UBC) 1994 edition was used as basis for loads where loads were not given. c) American Institute of Steel Construction, Inc. (AISC) ninth edition was used as basis for steel member properties and sizing. AISC manual ninth edition was used for allowable stress design code verification. d) American Concrete Institute code ACI 318. e) Non Reinforced Masonry Design Guide,by National Concrete Masonry Association. f) Assumed factory building Group B,Div.4 of UBC. g) Proprties of colmn and roof girders were based on the AISC individual steel section properties. h) All beams assumed simply supported connection. i) Two dimension plane structure assumed for the structural analysis. j) All columns assumed fixed at the base or pinned at the base. k) Since only a small portion of the wind load at the full wind load condition is applied to columns at the time of horizontal fracturing operation, and as all the interior columns in the same row share this load,the impact of wind load is assumed minimal and is not taken in the analysis. 1) The ground heave under one column was assumed to be 0.5". The analysis of the structure was based on 0.5" ground heave. m) The beam girder is assumed to be restrained along its length in compression flange at every 10 feet by the joist. ••:•: • ARS Technologies,Inc. n) No live load during injection..No personnel should be on the roof during injection. Design Loads LOADS on Steel Building Dead Loads: lb./sq. a) 22 gage steel deck and glass 2.0 b) 1" insulation(assumed) 1.5 c) Purlins 3.0 d) Beams 3.0 e) Mechanical&Miscellaneous 2.0 Dead Load 11.5 lb./sq. say 12 lb./sq. Live Load(snow Load) 15 lb./sq. Total 27 lb./sq. The joists and beams are simple supported on the column. Columns are placed at 25 center. The joist is 6'10" long. Assume purlins load are uniformly distributed load. Dead load on Roof Joist=12*25' =0.3Kips/ft. Live load on roof Joist= 15*25'=0.3755Kips/ft. As area is shielded by other buildings, neglect wind load. Load on Building Load Case 1, = 1.4*Dead+0.0*Live+0.0*Wind = 1.4(0.3)=0.42Kips/ft. Load Case 2, = 1.2*Dead+ 1.6*Live+0.0*Wind = 1.2*.3+1.6*.375=1.02Kips/ft. Load Case 3, = 1.2*Dead+0.0*Live +0.8*Wind = 1.2*.3+0=0.42 Kips/ft. Load Case 4, PD4, MzD4, MyD4 = 1.2*Dead+0.5*Live+ 1.3*Wind= 1.2*0.3+0.5*0.3 73+0=0.547Kips/ft. Load Case 5, PD5, MzD5,MyD5= 1.2*Dead+0.5*Live+ 0.0*Wind=0.5477Kips/ft. Load Case 6,PD6,MzD6, MyD6= 1.2*Dead+0.5*Live+ 1.3*Wind=0.547Kips/ft. Service Load Calculations Use load case 1 as there will be no live load during the injection. The joist is 6'10"=6.833 Load on column= .42*6.833/2=1.435kips=1435 lbs. COLUMN HEAVE LOADS Steel Building AB 8WF31 N N N 1- 6'10" 21 21A Assume column 21A is uplifted by 0.5". This will cause beam member AB to be strained and will produce axial force along its member if the column tops restrained from moving sideways. Since column 21 and 21A are not restrained at the top, they will move slightly. This will cause moments at the bottom of the column. The column movement is calculated and this movement is applied as joint displacement load on the plane structure to simulate the column heave. Also the end load on column 21 and 21A are now eccentric to column and this will cause additional moment at the base of the column. Calculate the beam displacement. (Typical) Member AB(82" long) The new length= SQRT(8202+.0.52)=SQRT(6724.25)=82.001524 Elongation S 2= 82.0001524—82.0=0.0001524 in. Top tip of the column 21 and 21A will move by this amount. 82 Calculate the bending moment and the corresponding stress (typical) Column 21A (length 264; I= 109.7 in4; S=27.4. in3; e=2.9E07) Point Load on the column is 1435 lbs.(see above) The bending moment at the base of the column due to this displacement is BMs=6E1 (62)/L**2 BMs= 6*2.9*E07*109.7* 0.00015/ (264*264) = 41.7Ibin. Bending moment due to load eccentricity of 0.0001524 in. (Load= 1435 lbs.) BMe= 143 5*0.0001424= .21 lb. in Total BM=47.1+0.21=47.31 lb. in Total Stress due column heave=Total BM/S=47.31/27.4=1.71 psi This will have no impact on the column. Checking the column to resist the upward force during Pneumatic Fracturing. Check if the column 8WF31 can take the injection force, assuming that the injections are directly under it. (Conservative assumption,the actual injection well are 6 ft. away). The injection well is 4" diameter and the pressure (max) is 150 psi.Neglect the roof dead load (Conservative) The column is 22 ft. long and weighs 31 lbs.per foot. Column Dead weight CW=22*31=682 lbs. The column foundation pier is shown below. Weight of the footing=FW. Assume concrete 150 lbs./cu ft. FW=7.5*7.5*2+4.*14*14/(12*12)=112.5+5.4= 118 cu ft. FW=118*150=17700lbs. Total weight of column+ footing= 17700+682=18382 lbs. The total upward force on the one foot section of the wall is (4X4 x 3.14/4)x 150= 1884 lbs. The dead weight of the footing alone will resist the upward force due to injection. The ground under the column will not heave. 14" • 5'-0" - I O 37'-0" �. Column Foundation Pier(Footing) AST Tank Concrete Saddle Check if the AST Tank Concrete Saddle can take the injection force, assuming that the injections are directly under it. (Conservative assumption, the actual injection well are 6 ft. away). The injection well is 4" diameter and the pressure (max) is 150psi. Neglect the AST tank load dead load(Conservative). The total upward force due to pneumatic fracturing on the concrete saddle is (4X4 x 3.14)/4)x 150=1884 lbs. The concrete saddle is 18'8"wide, 3'10"high and 12"thick. Weight of saddle= 18.666*3.8333*1*150=.10729 lbs. Neglecting both live and dead load (conservative) and assume all the upward force is resisted by the sheer force on the Saddle. Allowable shear for concrete=53 psi Punching shear. The saddle is 3.10"high (46") and 12"thick Assume the 4 "diameter hole through saddle and force resisted by the 4" dia. perimeter area. Area=3.14 x 4 x 46=578 sq. in. Shear stress= 1884/578=3.3.8 psi < 53 psi allowable shear stress. The saddle will resist the upward force of pneumatic fracturing. The Spill Containment Wall The spill containment wall is 8"thick and is 21'4"wide and 42'8" long and is 1'8"high. The wall is tied to an 8"thick concrete slab. Check for punching shear through the concrete slab. Assume 4 dia. hole through the 8" slab resist the upward force Area=3.14*4*8=100.48 sq. in. Shear stress= 1884/100.48=18.75 psi <53 psi allowable shear stress for concrete. Wall total height= 1' 8'+8"=2'4' Wall is 8"thick The upward force is 1884 lbs. Check if wall can be sheared 3.14*4*28=351.68 sq. in. Shear stress= 1884/351.86= 5.35 psi<53 psi Wall will stand the Pneumatic Fracturing load. The containment will resist the upward force of pneumatic fracturing. APPENDIX B Figure 1: Cross Section View of the Loading Dock Figure 2: Loading Dock View (drawing) illARS Technologies,Inc. Figure 3: Loading Steel Framing Roof Beam and Purlins 6-Ix17.5 Beam =I 8WF31 8WF31 i I Loading Dock -4— 6'10" 4 12'6" I�— 6'10" —►1 21A 21 20 Figure 3: Loading Steel Framing Figure 4: AST with Spill Containment Drawing t. 4 t , • I 1 ' Photo 1: View of the loading dock from South : r ,, ., , _ ,I , , , . v. . . ,..,,,, . . . .. .a _ .-1— . 14 — .1.' y- lr Loading Dock Column(SWF3I) ASiy " --i .4 PROPOSED - i AS-2 &SVE-5 A V I ilesaik ASTs Photo 2: View of The loading Dock from North I tar. • s.Alai is r _ •_ � Loading Dock Column(51 �-r-- � � -- - Photo 3: Inner 1OWF100 Column tow'Jou column A4 '' I { , i i - ... iF. E-1, V.1 Photo 4: The AST Tanks and Containments FUS # ,t. a• 1993 t + l - 11"1/2;111111H' Mk I 71*P.P74_I I We - Photo 5: AST Tank Saddle Support • • Photo 6: Pre-Existing Cracking and Damage to Tank Berm Wall 'R1 � • ! , i. r rs 4.. . y :e tar , 1• +a ?ti. a :•f ~ 1' w�_ '.. -- 4 isomo. 14 . .... ,ii,...:_its- . • owe :a.; �J _ 4i _ _ ARS Technologies,Inc. Photo 7: Pre-Existing Cracking in Tank Berm Wall y' i t 74 • ' • 4 t w . 4 a , T-i itety ' . pl. .,• L j. Vi' w Photo 8: Inside Column Upper Support to Beam 1 i. ti „ — —.-..aa Photo 9: Asphalt Cracking and Frost Heave Adjacent to Storm Sewer • + S r _ 1 t { .. _ • - T', 3 -a r- __ . .. - w • - . . r• Photo 10: Pre-Existing Extensive Asphalt and Concrete Surface Cracking w . • ,r 111> . 11'1. e, ry •. .• '., Photo 11: Additional Pre-Existing Asphalt Cracking - . t A ' • d Appendix C—Pneumatic Fracturing Structural Analysis Report Nitrogen Label requirements Class A: Compressed gas. Hazardous Material : Health 11111, 0 Information System (U.S.A.) Flammability 0 ;, sisal h- 0 liquid: 3 Fire hazes 0 1 Reactivity 0 Personal protection National Fire Protection Flammability Association (U.S.A.) Health 0 Instability NA Special liquid: Flammability Health 0 Instability SA Special Notice to reader To the best of our knowledge,the information contained herein is accurate. However, neither the above-named supplier, nor any of its subsidiaries,assumes any liability whatsoever for the accuracy or completeness of the information contained herein. Final determination of suitability of any material is the sole responsibility of the user. All materials may present unknown hazards and should be used with caution. Although certain hazards are described herein,we cannot guarantee that these are the only hazards that exist. Build 1.1 Page:6/6 Nitrogen Mexico UN1066 NITROGEN, 2.2 Not applicable (gas).Classification COMPRESSED UN1977 Nitrogen, refrigerated liquid "Refer to CFR 49(or authority having jurisdiction)to determine the information required for shipment of the product." Section 15. Regulatory information United State& U.S.Federal regulations TSCA 8(a)CDR Exempt/Partial exemption:This material is listed or exempted. United States inventory(TSCA 8b):This material is listed or exempted. SARA 302/304: No products were found. SARA 311/312 Hazards identification: Sudden release of pressure, Delayed (chronic) health hazard State regulations Connecticut Carcinogen Reporting: This material is not listed. Connecticut Hazardous Material Survey:This material is not listed. Florida substances:This material is not listed. Illinois Chemical Safety Act:This material is not listed. Illinois Toxic Substances Disclosure to Employee Act:This material is not listed. Louisiana Reporting: This material is not listed. Louisiana Spill:This material is not listed. Massachusetts Spill: This material is not listed. Massachusetts Substances:This material is listed. Michigan Critical Material:This material is not listed. Minnesota Hazardous Substances: This material is not listed. New Jersey Hazardous Substances:This material is listed. New Jersey Spill: This material is not listed. New Jersey Toxic Catastrophe Prevention Act:This material is not listed. New York Acutely Hazardous Substances: This material is not listed. New York Toxic Chemical Release Reporting: This material is not listed. Pennsylvania RTK Hazardous Substances: This material is listed. Rhode Island Hazardous Substances:This material is not listed. Canada WHMIS (Canada) Class A: Compressed gas. CEPA Toxic substances: This material is not listed. Canadian ARET:This material is not listed. Canadian NPRI:This material is not listed. Alberta Designated Substances: This material is not listed. Ontario Designated Substances: This material is not listed. Quebec Designated Substances:This material is not listed. Section 16. Other information United States Label requirements GAS: CONTENTS UNDER PRESURE. Do not puncture or incinerate container. Can cause rapid suffocation. May cause severe frostbite. LIQUID: Extremely cold liquid and gas under pressure. Can cause rapid suffocation. May cause severe frostbite. Canada Build 1.1 Page:5/6 Nitrogen Section 11. Toxicological information Toxicity data Chronic effects on humans May cause damage to the following organs: lungs. Other toxic effects on No specific information is available in our database regarding the other toxic effects of humans this material to humans. Specific effects Carcinogenic effects No known significant effects or critical hazards. Mutagenic effects No known significant effects or critical hazards. Reproduction toxicity No known significant effects or critical hazards. Section 12. Ecological information Aquatic ecotoxicity Not available. Environmental fate Not available. Environmental hazards : No known significant effects or critical hazards. Toxicity to the environment : Not available. Section 13. Disposal considerations Product removed from the cylinder must be disposed of in accordance with appropriate Federal,State, local regulation.Return cylinders with residual product to Airgas, Inc.Do not dispose of locally. Section 14. Transport information Regulatory UN number Proper shipping Class Packing group Label Additional information name information DOT Classification UN1066 NITROGEN, 2.2 Not applicable(gas). Limited COMPRESSED quantity Yes. UN1977 Nitrogen, refrigerated Packaaing liquid instruction Passenger aircraft Quantity limitation: 75 kg Cargo aircraft Quantity limitation: 150 kg TDG Classification UN1066 NITROGEN, 2.2 Not applicable (gas). Explosive COMPRESSED Limit and Limited Quantity UN1977 Nitrogen, refrigerated Index liquid 0.125 Passenger Carrying Road or Rail Index 75 Build 1.1 Page:4/6 Nitrogen Storage Cylinders should be stored upright,with valve protection cap in place, and firmly secured to prevent falling or being knocked over. Cylinder temperatures should not exceed 52°C (125°F). For additional information concerning storage and handling refer to Compressed Gas Association pamphlets P-1 Safe Handling of Compressed Gases in Containers and P- 12 Safe Handling of Cryogenic Liquids available from the Compressed Gas Association, Inc. Section 8. Exposure controls/personal protection Engineering contro Use only with adequate ventilation. Use process enclosures, local exhaust ventilation or other engineering controls to keep worker exposure to airborne contaminants below any recommended or statutory limits. Personal protection Eyes Safety eyewear complying with an approved standard should be used when a risk assessment indicates this is necessary to avoid exposure to liquid splashes, mists or dusts. When working with cryogenic liquids,wear a full face shield. Skin Personal protective equipment for the body should be selected based on the task being performed and the risks involved and should be approved by a specialist before handling this product. Respiratory Use a properly fitted, air-purifying or air-fed respirator complying with an approved standard if a risk assessment indicates this is necessary. Respirator selection must be based on known or anticipated exposure levels, the hazards of the product and the safe working limits of the selected respirator. The applicable standards are (US) 29 CFR 1910.134 and (Canada)Z94.4-93 Hands Chemical-resistant, impervious gloves complying with an approved standard should be worn at all times when handling chemical products if a risk assessment indicates this is necessary. Insulated gloves suitable for low temperatures Personal protection in case Self-contained breathing apparatus(SCBA)should be used to avoid inhalation of the of a large spill product. Product name Nitrogen Oxygen Depletion[Asphyxiant] Consult local authorities for acceptable exposure limits. Section 9. Physical and chemical properties Molecular weight : 28.02 g/mole Molecular formula . N2 Boiling/condensation point : -195.79°C (-320.4°F) Melting/freezing point -210.01°C (-346°F) Critical temperature -146.9°C (-232.4°F) Vapor density 0.967 (Air= 1) Liquid Density@BP: 50.46 lb/ft3 (808.3 kg/m3) Specific Volume (ft 3/Ib) 13.8889 Gas Density(Ib/fr" 0.072 Section 10. Stability and reactivity Stability and reactivity The product is stable. Hazardous decomposition Under normal conditions of storage and use, hazardous decomposition products should products not be produced. Hazardous polymerization Under normal conditions of storage and use, hazardous polymerization will not occur. Build 1.1 Page:3/6 Nitrogen See toxicological information (Section 11) Section 3. Composition, Information on Ingredients Name CAS number °I° Volume Exaosure limits Nitrogen 7727-37-9 100 Oxygen Depletion [Asphyxiant] Section 4. First aid measures No action shall be taken involving any personal risk or without suitable training.lf it is suspected that fumes are still present, the rescuer should wear an appropriate mask or self-contained breathing apparatus.lt may be dangerous to the person providing aid to give mouth-to-mouth resuscitation. Eye contact : Check for and remove any contact lenses. Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical attention immediately. Skin contact None expected. Frostbite Try to warm up the frozen tissues and seek medical attention. Inhalation Move exposed person to fresh air. If not breathing, if breathing is irregular or if respiratory arrest occurs, provide artificial respiration or oxygen by trained personnel. Loosen tight clothing such as a collar, tie, belt or waistband. Get medical attention immediately. Ingestion As this product is a gas, refer to the inhalation section. Section 5. Fire-fighting measures Flammability of the product : Non-flammable. Products of combustion : Decomposition products may include the following materials: nitrogen oxides Fire-fighting media and : Use an extinguishing agent suitable for the surrounding fire. instructions Apply water from a safe distance to cool container and protect surrounding area. If involved in fire, shut off flow immediately if it can be done without risk. Contains gas under pressure. In a fire or if heated, a pressure increase will occur and the container may burst or explode. Special protective : Fire-fighters should wear appropriate protective equipment and self-contained breathing equipment for fire-fighters apparatus(SCBA)with a full face-piece operated in positive pressure mode. Section 6. Accidental release measures Personal precautions : Immediately contact emergency personnel. Keep unnecessary personnel away. Use suitable protective equipment(section 8). Shut off gas supply if this can be done safely. Isolate area until gas has dispersed. Environmental precautions : Avoid dispersal of spilled material and runoff and contact with soil, waterways, drains and sewers. Methods for cleaning up : Immediately contact emergency personnel. Stop leak if without risk. Note: see Section 1 for emergency contact information and Section 13 for waste disposal. Section 7. Handling and storage Handling : High pressure gas. Do not puncture or incinerate container. Use equipment rated for cylinder pressure. Close valve after each use and when empty. Protect cylinders from physical damage; do not drag, roll, slide, or drop. Use a suitable hand truck for cylinder movement. Never allow any unprotected part of the body to touch uninsulated pipes or vessels that contain cryogenic liquids. Prevent entrapment of liquid in closed systems or piping without pressure relief devices. Some materials may become brittle at low temperatures and will easily fracture. Build 1.1 Page:2/6 Material Safety Data Sheet Airqas Nitrogen Section 1. Chemical product and company identification Product Nitrogen Supplier AIRGAS INC., on behalf of its subsidiaries 259 North Radnor-Chester Road Suite 100 Radnor, PA 19087-5283 1-610-687-5253 Product use Synthetic/Analytical chemistry. Liquid—cryogenic coolant. Synonym nitrogen (dot); nitrogen gas; Nitrogen NF, LIN, Cryogenic Liquid Nitrogen, Liquid Nitrogen MSDS# 001040 Date of Preparation/ 11/22/2013. Revision Jn case of emergency 1-866-734-3438 Section 2. Hazards identification Physical state Gas. [NORMALLY A COLORLESS GAS: MAY BE A CLEAR COLORLESS LIQUID AT LOW TEMPERATURES. SOLD AS A COMPRESSED GAS OR LIQUID IN STEEL CYLINDERS.] Emergency overview WARNING! GAS: CONTENTS UNDER PRESURE. Do not puncture or incinerate container. Can cause rapid suffocation. May cause severe frostbite. LIQUID: Extremely cold liquid and gas under pressure. Can cause rapid suffocation. May cause severe frostbite. Do not puncture or incinerate container. May cause target organ damage, based on animal data. Contact with rapidly expanding gases or liquids can cause frostbite. Target organs May cause damage to the following organs: lungs. Routes of entry Inhalation Potential acute health effects Eyes Contact with rapidly expanding gas may cause burns or frostbite. Contact with cryogenic liquid can cause frostbite and cryogenic burns. Skin Contact with rapidly expanding gas may cause burns or frostbite. Contact with cryogenic liquid can cause frostbite and cryogenic burns. Inhalation Acts as a simple asphyxiant. Ingestion Ingestion is not a normal route of exposure for gases. Contact with cryogenic liquid can cause frostbite and cryogenic burns. Potential chronic health effects Chronic effects : May cause target organ damage, based on animal data. Target organs : May cause damage to the following organs: lungs. Medical conditions Pre-existing disorders involving any target organs mentioned in this MSDS as being at aggravated by over- risk may be aggravated by over-exposure to this product. exposure Build 1.1 Page: 1/6 Appendix B—MSDS LEGEND // 1,• • .y 0 Energizer Battery Property c - -• c. t .'■ ,e'`-A" ;•,,,, n - F•7"I :N 3- .I; -.14 .1 • ' 1 ( .) :. \._ . 1 1 Fes. '� ' - Y J y Il_ I • l' - _ • ' '• _ • • .J a f \ . 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Mw-13. 1 .r i� Fstirrna ad L f { .x + ,:.,, .prraiite y9 1 **If- - ev.i, -. 1 ` i } `-''e q GREENVALE RD.r ir •4. v i ; ' VIM n• i 1,5' .�41L- .1 ±lam'.• '• �� . li t Quarry 1 L fl - - t v Saprolite Monitor Well aril ., .. ..,7- • '�." [, Bedrock Monitor Well m '" ' -. •�}� - 0 Private Supply Water Well(Active) r �` ® Private Supply Water Well(Inactive) c �L--��� `_- 1.9CH❑UARRY R❑ 1 General Ground Water Flow Direction r . ate` MW14D Water Table Elevation(Feet MSL) e « - Intermittent Stream ' 'fir Stream —Road - i r. -• Energizer Battery Property 0 300 600 Feet ' • • - • _ li o Parcel Boundary �� ; - 1 , •1• Aerial Photo Source:2012 NAVTEQ/2012 _ a� SHALLOW AQUIFER GROUND WATER ELEVATIONS FIGURE ERM NC, INC. JULY/NOVEMBER 2012 ENERGIZER BATTERY-419 ART BRYAN DRIVE Z ERM ASHEBORO,NORTH CAROLINA .D Iv t 1 7-- . yo � _ i_......„.._ p4N �I►EV'J.S r ; S.,rll ruckin tz FFICIli I r a - V i r =` _ y 4 -v..„:1 Fl•,ra . •0 ool Maxon''s ' « ' ART BRYAN CIR ¢ 14[W-24: ■o'J � Trucking . A. 4 +W23 : -25s'� " ' .` . - . r -29D 1 ^-' -60 MW2 '(666.75) 3 Inactive) `� ,is 6 . Energizer " Starpee Inc. AS�1D_ 4 Battery ` 4 e 4 �.67 /3IL Site •- 'IVIVV- a - MW-18O ■ ?3 --• t M 'I . + (664.77) Mg • k Quarry' Mvlf 8Ds r, ' I , 'C 3 f " INW.4 in -1 '4 •• , i f r MW 77D _ •} (663.22)r O NORTHINOZID DR a - PAW- D MW-11 t 659:99) DW. r Martin 1• Marietta (655.61): ` ` - 660 • QuarryR ' i rMW-27■ o 7 -- - re. �Garco ; , ) i ' 1A ROov„.crR y ' i V ' �QREST 8. - S 1 #: ( ar 0,„ , .7' " ,/ -, ' 4ir t , r ,,, _ip. ._,..),,.. _ _ I i $ , -WIN Bedrock Groundwater Contours �: MW-21■ (fi30:37;)•:1' t� / f I I V Saprolite Monitor Well ., i " !4. Bedrock Monitor Well 53fl •�'�-;i '� O Private Supply Water Well(Active) lei - ` O Private Supply Water Well(Inactive) �" Intermittent Stream - ;;Ill r i 1 1,1 411 I l,• Stream �; —Road 1 0 1 Energizer Battery Property O Parcel BoundaryIMAM ~ r 610 22,KE t 5'+� . Source of Aerial Photo ;pi 2012 NAVTEQ/2012 Microsoft Corp. ,, , + ' ,- iiii ,r-. ...C4/apet0".41) '.- , dp 1 -2 ciP J, . Q GREENVALE RD Ile lk ' M421 L.?" i • "1 [ 6v L' � gym Q i- , Elevation - • . C • .4 � :. ...'L .„�' ROCK QUARRY RiS +` r ` .+11` $1tv a�lw-�1��4DD 11 0 300 600 Feet' V a 0 3 BEDROCK AQUIFER GROUND WATER ELEVATIONS FIGURE 2 ERM NC, INC. JULY/NOVEMBER 2012 ENERGIZER BATTERY-419 ART BRYAN DRIVE ERM ASHEBORO,NORTH CAROLINA Central , . N++ycvir ,w rr❑ if ^s ` i Ga-r3 r) PINEVIEW ST { Appllanc=]' Applian _ fr.F- a �1 L• . ►. • Key F' r . 1 � T lrucking � _ T; •ita .. . •u- ra" Central` - ., - T MCfSiJiGHT ST ` 1_ Y ❑ Gas'81} ;j a Applianc. i ; . raw-i [7 i r ,... I Imo, Eibens 'j2a2 ,3nip Jo. ' r • w .. ` II* 1 .. - MW-7D_. ,. - + A C• p Maxon 5,} �i Ii— 6 9__ •- -- ART BRYAN❑R `A -ntic.x4 . Trucking • ornner r MW24':'::• - ' • � COOT '�' t, MW-29n MW215 - MW-22.�3 •` - -' P ` w rs ` - •MW22 `' 1 MW-2Sti.:.`.' ,AS-1D Energizer 1 Cornet (Inactive) APAI-2 ® tarpo Inc. Battery ,• i `:� _ -M, f4 ill Site MW-28- , ;' .-�, rr-r+ �.i f IVIM c��y� • - NEW 8fl la t • V •" ° ~I �_ �' w -• r MW-�70y -112D•u NC]RTHW{7170AR 1 fra" I il w, v, - q,.,. , MIN'l3 � t 7. .. C. ,.,Martin i,,...,......,,\___- i t -Marietta ' - - u.rr Garco ille• uarry t i i ID j • w �i jf. ii 1_i- o _ , T 1 t �"",'z_ • - — t I -} r • i . FoREsr BRoan" MW-21D / + II ! j I r• 1 ' ,;blKw'ao 1$1 - ti r..." i . , F r 1p. . i ; I;.. y f %• r.r �, _ „ r} I,S�t .f1 1 • ;T DPT•18I'll- rilo' t -,, ,DPTr14 r^ . n a `- - [ivarry. ..pElevation - - 1�. I """ J '410C1 `'.. o GREENvALE R❑ r DPT-17 ' a• _ :, s • i r t •{.ii n„ DPT'a ti+k- DPT=20 {7j - ' ' :h li 1 }� • D DPT=a9 - - _, DPT 11 - I 1 { A-A' r" MW-23- ‘ - AA-AA' MW-26o ..gm DPT-251 ROCK B-B' I. ❑uARRy RU .. DF •1 DP-6 .1 I. DPT Locations ' . 11 !' Saprolite Monitor Well DPT-22 • 46' MW-74D - ., DPT-23 if' ;4 Bedrock Monitor Well ' MW-22 i © Private Supply Water Well(Active) 2, D 0 Private Supply Water Well(Inactive) '_.1 tifilAS` 0 300 600 Feet Intermittent Stream - c _ O Energizer Battery Property j CROSS SECTION LOCATIONS FIGURE I ERM NC, INC. JULY/NOVEMBER 2012 ENERGIZER BATTERY-419 ART BRYAN DRIVE V ERNI ASHEBORO,NORTH CAROLINA _ _ , , N e CD 5 / j ( / / § / l'zC El \ k E §i ) _} � . i = k CO _} § ; \§ E} k co ; | x / F, 4 . = 2 MOM mom= 1 �KH -- \ r \ §/\ i /\ \/\ u . � ` . 2 ~ )§\ ) \ [ r u P. z Phi \ \)/ J)\ I \ ; ; ]) > \� i \ i j N. � I \ \ 1 - 1 / , , \ \ \ Pr y r---4--CI % U / 2 \\ ; _ Z i \ l- ' ' ,_ { r - , I� - / /E " !4 � } I[ ' d-2 §\ Ifa) /zl2 07 /' \ 7.) O. a y )2 aLLe ;Iz _� _ _ - \ w \ z a. " E. L. I o ( 1 - - ! v , o \ �� I \ ^� �x - - S2 ' ')16'AN\. \‘ \ : !PI/ l • z- ,r.ji ®� \ / s ) _ • , _:, / - r �� � ) - _ va / � ] / _. . 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ART BRYAN DR Trucking ���, ' (,'j"'�,� Atlantic i 4, + C.'', - NCa?T - R MW-2:0 = •MW.22 ' MITEI a - `. ti, Energizer ,� (Ina ive�, F-9D--1 , t Batery 6, rpet.�i o - ir Site o ,.MW TB � MW- ;D �j; 1 ,o 'MW Quarry ,r.• na MW-8D,-ij • 'I MW=3 rr�. r ._ _ MW-1 TDC: ' MW 4 MM1N-12D MW-19 t r trill, 1 _»•.t�r� M�9D NORTHWOOD DR- Nil +_FT.F - I 0543 -P - W Martin �._ t r 5 J. .3 s )0 r Quarry MW-27D I Garco. _. _ U \t .i 44 . a it r • ^ i t•r'•' 1 i! f i - = 1 ' i 1 YC C1it �1 FORESTSRO4,t M W ID L itE(us�) p flow-21 D .. / t i 1 07/18/12 11/07/12 i4 r U MW-20 MW-2 <1.0 6.50 \ L ` • MW-3 8,830 NM s. MW-4 <1.0 <1.0 t l *14 MW-5 39.6 NM . �_ •r- ` MW-6 <1.0 NM _ i j. i l a.luII MW-11 6.2 NV - ; } _ { -, MW-15 <1.0 NM - - p" �, III MW-19 <1.0 NMI rti MW-20 <1.0 NM y MW-22 2,110 NM ' of _ MW-23 368,000 390,000 , +"- MW-24 10,400 15,000 •.- . 1,120 1,600 .� " j r� 7 x -. i ce.,4--1i,44i;4 -.:. i `i- ., 4 . :. d,'. :A . GREENYALE R❑ • . " - L C .� r \ A L) Saprolite Monitor Well trp Y •" "' + 11 LAi Bedrock Monitor Well L 0 Private Supply Water Well(Active) ) r:, Q'- 'I t 1` EI . . 0 Private Supply Water Well(Inactive) iCIlin m. �ioQ3 .1- TCE Contours(pg/L) -c° Intermittent Stream 1 a i Stream RO( QUARRYRD - —Road r I Energizer Battery Property a MW-14D' 0 Parcel Boundary 0 300 600 Feet • pg/L=Micrograms per Liter . s Source of Aerial Photo: r I ,l 1,, 2012 NAVTEQ/2012 Microsoft Corp TCE IN SAPROLITE AQUIFER FIGURE ERM NC, INC. JULY/NOVEMBER 2012 ENERGIZER BATTERY—419 ART BRYAN DRIVE ERM ASHEBORO,NORTH CAROLINA II' Appliance,A•pllanc-: 1 o PINEVIEW ST sr , . „ rp. ..:,, iA Trucking , ›•" •+ a i iCentral iL . a.. 'Ga ' +' - - '► -- MCKNIGHTST_ Q A..li: ce• ' • — ' d r % t - - Starpet,Inc. „ F tiers _ MW-Tb �� -1'D a. - ti a l Q Maxon's- - - _ .vR-r BRYAN CJR MWf24 APAC a Trucking 11 PA Atlantic . , + - — i_ a NCDOT �' Myy SDt�'.fM1W-22 Mill ;i �lI. u,. Energizer's. .. . •N. AlA5�1D Battery j ` 4 �,�I MIN-2 Site - . ® 1LLc MW 5' Il Quarry • MW3 MW-8D r . - MW-4 MW-1211�5 MIW S'. jM x, MW-9D Myy. NORTHWOOD DR - n .MW-17D -- -7,, Martin` . •� . • ktarlotta i 141Vf1 271} 1a/JGarcqa d , i1 1 Quarry' + eI f ,mit-- it r •.0 T . J ..r1 . i , 1 11 { r r . ; ts `� WELL TCE TCE 1. . " 11 • 6. l t 4 ID (pg/L) (pg/L) 1,'!• FOREST EROox CIR + ry,yW27 D Y �, r 07/18/12 11/07l12 A y. W f ' ' I MW-7D <1.0 NM -. A MW-20 : MW-8D 949 NM • F 1; ! .• MW-9D 128 NM " '; ' - i MW-10D <1.0 <1.0 fft-'; 1 MW-12D <1.0 NM .- . :1 ., r r MW-13 63 NM '' .„ r ! MW-14D <1.0 NM -- Y R_ (f a L1n MW-17D 681 NM •� MW-18D 2,740 1,500 _ �. - ... ill MW-21D 2.4 NM f'• 41� c+' ., P MW-26D 792 410 - , MW-27D 7,820 7,800 ■,, . MW-28 <1.0 <0.50 - - .,I.: Seep#2 R... MW-29D <1.0 <0.50; ' p .' ' Seep:#1. �:.s . Re Seep#1 <1.0 <0.50 i ° - �, ... �w Seep#2 <1.0 <0.50 • +. ._ 1 • _ 0 GREENVALE R❑ !I .atr y - 'rr • - ro _ r y-. At. Y J MW-16 a ,I, ' . •1 '! Saprolite Monitor Well Ch Bedrock Monitor Well Quarry IHIOX Elevation ` • . 0 Private Supply Water Well(Active) /Ma M F 0 Private Supply Water Well(Inactive) 7 . w _ Groundwater Seep Sample Stream Y ROCK QUARRY RD�'•`- Intermittent Stream r r 1 ] . - . r, —Road ('7; 'f,) . TCE Contour(pg/L) 0 Sac 600 Feet • * ' 4 Energizer Battery Property +� . -' ti r-------i Parcel Boundary - ,••' _ ugh.=Micrograms per Liter TCE IN BEDROCK AQUIFER FIGURE T. y ERM NC, INC. JULY/NOVEMBER 2012 0 ENERGIZER BATTERY-419 ART BRYAN DRIVE ERM ASHEBORO,NORTH CAROLINA -7..1.11111111”11111111 Gas'& Gas& _ �1_ _ 1 _ p{pEVIEW 5T�u�� han'ceApplianc' 2 1 a I '�I�bit . ��� i irhy �^ - __ + -, r r. rucking ■fit �. ir ill. . R jF • - Illir. d e I F — _ T` -y MC KNIGHT STD ._. �' ~r r °Y+ Q' Appliance • . r , MO 6 p "go 3 r Z'3 ' Inc. 4'ii-.-'w1• Fibers.. MNI 7Cf a w 1 -- -\-4.4I s .• r,' iti-M c.f t''1''/ 17 .MAEO IILill, t,.,.0,113;I. ,T.• '•4 k -• c 11 _...- 2.3 I... • Maxon's I re 4 ART•BRYAN DR APAC Trucking 24 p' Atantic. - i anmer I:•. 2 D AM14Y•2SD>�•t NtN1-22 4 T Mtn o a r., `l41 Energizer e Inactive) _ AS•1D Battery 0 -task . ' 1 Site . µ MN-I . tea: • -`a= =,I !Ts .Quarry �` MW-8 -- ( 1 .MW-3R'1 Mw-4 ,IYIW-12D,, Mw-19 f - t Mw..t 7D ,� +�nAw 9 �' L1 NORTI�w000 na y Martln - flit* L4 NEarietta 1Quary ' •-;MW-27• o I f •i, 101. - � rax -Garca . ! . S.,-r • ,i : 4, - 1 • . • ' 24.,- WELL 1,4-DIOXANE �. ` la f ; x}c'ift ID (ug/L) nnuu. 1p� i i FoRE5 s¢°°= 07/18/12 11/07/12 •� I ,_ ^ -20 ./ MW 2 <3.0 <3. '= MW-3 1,150 NM Ili 4rIK'illi • •. '_ MW-4 38 NM 'MW-5 12 NM -- ., i.'MW-6 <3.0 NM- -. I ' ti'' ,' , t,k P MW-11 <3.0 NM i N,_MW-15 <3.0 NM _ " ,�MW-19 <3.0 NM +� ' MW-20 <3.0 NM ,-' r i '- - 4.MW-22 958 NM , .r•"`=I '" . ;,,,, 4 A MW-23 24 8,200 �., ll MW-24 4,750 3,500 MW-25 <3.0 <250 �� � _ . .. . T '- . +4" ' - ►, rAL1111, . G GREENVALE RD „� , + te " ' C • ..' r*1 fi g .5,1 - a; v Saprolite Monitor Well , ...ru f'v-; 7 - . _ _ ' y.• �: Bedrock Monitor Well 14.1 0 i 'a ' • - - 0 Private Supply Water Well(Active) m -" ` 0 Private Supply Water Well(Inactive) 1,4-Dioxane Contour(ug/L) "+�r�r�+�� '^' 'ROCK QUARRY Rp�•rr, Intermittent Stream - �, Stream e c - ; -- r —Road _ fir• MUU-{+t€ a-. p —_=Energizer Battery Property 0 396 600 Feet r r =Parcel Boundary Y • t-• ug/L=Micrograms per Liter 1,4-DIOXANE IN SAPROLITE AQUIFER FIGURE i et ERM NC, INC. JULY/NOVEMBER 2012 ENERGIZER BATTERY-419 ART BRYAN DRIVE 11 ERM ASHEBORO,NORTH CAROLINA - Central h£><, - RD 111h0e •-LC3y '' ' -` iNevtEw,sxwism . Applianc.: Applies`: xI s ' !.i rKirb "+ ` , r, - r, rucking' 1 , l 11 .n�`r eti'f '�11111111111 r 1W — r+ 1.- 'r MC1SN! HT ST _" 11100�� 1 vx L• �� Fibers "MW-7D' - MW-10D wl ._ mill rr Maxon's '31 i� MW-24 is I ARTrBRYAN DR— APAE Trucking , N. :. - 1.. a )4101 Atiantic_ , � � _23 _'- , -.. 'T MW-25'- e o) t.Rti �,' pMW-22Min Inactive) Star pet, AS-1D •_ •Battery ; pk �' ► ,� It 'Iv i Site • \ MW-28 - - - ,� ® fNW .- • Quarry MW-8D '- r-4.11■ mw„31F,iiiiiMYe4 MY420 MW-17D• 4 � NORTHUVr_10 DR I !1 MW-9D �J k i 1 Ma rietta : ?;- ' r Quarry 4 MW-27D i ' - . i Garco •'• I 4 Ai i / -�- - I- 1 + if , !'; t- ,1t WELL 1,4-DIOXANE • w' ! — ' 1 ' t '1 z"a ! I t I I 07/18/12 11/07/12 .' FORE- e - ; •1I1MI- 0 MW-SD 8.7 NM • MW-9D 79 NM � • 1 MW-10D 18 <3.0,,.. .., ,. , MW-12D <3.0 NM "' y L .11 . k , MW-13 12 NM S! . . 9 ,�.y • I I , ahaiin MW-14D <3.0 NM r f MW-13 MW-16D <3.0 NM , _ , r fy MW-17D 30 NM , MW-18D 38.0 370li. -fi. MW-21D <3.0 NM . } IdApt * ,, - MW-26D 36 130di .1 MW-27D 44 <250 • .- - T MW-28 71 <5 •. Seep#2 - ,.,,,. MW-29D 5.1 <5 ' Seep#1 . Seep#1 <3.0 <3.04/s r' P .w Seep#2 11.3 7.4 GRFENYALE RD 4... . •AlS ti . -1' N - Groundwater Seep Sample 4' Saprolite Monitor Well H Quarry EI atlo ,• + I,�. L41 Bedrock Monitor Well imam 0 Private Supply Water Well(Active) -0 0 Private Supply Water Well(Inactive) �, o •041 1,4 Dioxane Contour(ug/L) i - Rock Intermittent Stream - 4trARRY R❑ Stream 7\t\a MWiT4D —Road 0 300 sno Feet .Li 0 111. O Energizer Battery Property g Parcel Boundary i pg/L=Micrograms per Liter 1,4-DIOXANE IN BEDROCK AQUIFER FIGURE ERM NC, INC. JULY/NOVEMBER 2012 12 ENERGIZER BATTERY-419 ART BRYAN DRIVE ERM ASHEBORO,NORTH CAROLINA Storage Shed •DPT-111 1 •OPT-1R Locker Men •D71•fi •DPT-13 •'• Boiler Comp. Room Room 3 •DPT-3i •W-2e• I- iltir •OPL,6 Western •oPT-2e Sump •OPTa7 / / L IL/ Unloading Area a (Curbed) • I •DPT-a, •Dpra9 —p- I Mix Room (1 0 Large •DPr-u Cell I•DP.T-32. ®" I • .Solidified Molding ' ,_7 I 1 I'F Bad Anode •OPT-40 1 I Storage 1•DPT-12 • c� •DPT-20 •OPT-33' •OPT-27 •OPT• ;Proposed®' II 00 I r- SVE 5 �"y�/�.\ Sp rose O•c 11 •OPT-15 11 24 30B21., A8c�- *DSO 0. -2 IT1 --Former (Reposed)-Wr0P° 1 - • ,'� •OPT-�1"'— h • Degreaser MW-250 i, System Area MW-2en Back �'�. Dock Proposed Fracturing Tank I •DpTafi Can Pilot Test Area Farm •DPT-21 I Washing •DPT-25 11. I1 -E-3 •DPT- I • VE-19 VET r MW-1A0P-22 �I (2)F,ormer• MW-22• Virgin TCE ASTs }_ ---------Former Solvent Vapor Recovery Area I •DPT-23 r LEG= • DPT Soil Boring Location(2011/2012) TCE Concentration ! Existing Wells 3 ug/L • Saprolite Monitor Well 30 ug/L o Bedrock Monitor Well 300 ug/L Ix Private Supply Water Well(Active) 3000 ug/L ® Private Supply Water Well(Inactive) '30000 ug/L Small Ore o Abandoned Monitor Well Storage Cell Proposed Pilot Test Wells Molding L^rarehouse • Pilot Test Vapor Extraction Well O Pilot Test Air Sparge Well '!l1 Observation Well Proposed Full Scale AS/SVE Wells • Vapor Extraction Well U Air Sparge Wall 0 15 30 Feet G Energizer Battery Property SVE/AS WELL LAYOUT(Pilot Test&Full Scale) FIGURE ERM NC,INC. ENERGIZER BATTERY 13 _ 419 ART BRYAN DRIVE ASHEBORO,NORTH CAROLINA COVER ASSEMBLY WITH / REMOVABLE STEEL COVER • GROUND SURFACE T • , • 1. l 1 1 1 CONCRETE " LOCKABLE CAP - GROUT DEPTH TO TOTAL 6-INCH DIA. BOREHOLE BASE OF DEPTH OF GROUT BOREHOLE 40 FT 50 FT. 2-INCH DIA. STAINLESS STEEL RISER DEPTH TO TOP OF SAND 46 FT TOTAL • - YYY DEPTH BENTONITE SEAL OF WELL (6 FT.) 50 FT SAND PACK(#3 Grade) .► 2-INCH DIA. STAINLESS STEEL SCREEN rw-J - SCREENED (0.01-INCH SLOTS) INTERVAL 48-50 FT. T BOTTOM CAP AIR SPARGE WELL SCHEMATIC FIGURE AS/SVE PILOT TEST WORK PLAN • - - ERM NC, Inc. ENERGIZER BATTERY-419 ART BRYAN DRIVE 14 ERM ASHEBORO,NORTH CAROLINA COVER ASSEMBLY WITH ■ REMOVABLE STEEL COVER GROUND SURFACE 1 1 l ! CONCRETE r LOCKABLE CAP GROUT DEPTH TO TOTAL 10-INCH DIA. BOREHOLE BASE OF DEPTH OF GROUT BOREHOLE 2 FT. 20 FT. 4-INCH DIA. STAINLESS STEEL RISER DEPTH TO TOP OF SAND 3 FT TOTAL DEPTH BENTONITE SEAL OF WELL (1 FT.) 20 FT. SAND PACK(#1 Grade) 4-INCH DIA. STAINLESS STEEL SCREEN SCREENED (0.005-INCH SLOTS) INTERVAL 4-20 FT T BOTTOM CAP , SOIL VAPOR EXTRACTION WELL SCHEMATIC FIGURE ea'�" AS/SVE PILOT TEST WORK PLAN 15 ERM NC, Inc. ENERGIZER BATTERY-419 ART BRYAN DRIVE ERM ASHEBORO,NORTH CAROLINA COVER ASSEMBLY WITH REMOVABLE STEEL COVER • GROUND SURFACE 1.' .�i -.i . - CONCRETE LOCKABLE CAP GROUT ■► DEPTH TO TOTAL 6-INCH DIA. BOREHOLE r► BASE OF DEPTH OF GROUT BOREHOLE I 1 6 FT. 30 FT, 2-INCH DIA. SCH.40 PVC RISER ^ DEPTH TO TOP OF SAND 8 FT. T TOTAL -- DEPTH BENTONITE SEAL Qci°;— - ao_ OF WELL (6-8 FT.) - 30 FT. SAND PACK 2-INCH DIA. SCH.40 PVC SCREEN H SCREENED (.01-INCH SLOTS) INTERVAL 10-30 FT. BOTTOM CAP L_— 1 OBSERVATION WELL SCHEMATIC FIGURE AS/SVE PILOT TEST WORK PLAN Kai; 16 ERM NC, Inc. ENERGIZER BA I.1'ERY-419 ART BRYAN DRIVE ERM ASHEBORO,NORTH CAROLINA NCL ENR North Carolina Department of Environment and Natural Resources Pat McCrory John E. Skvarla, III Governor Secretary May 30,2014 Dan Carpenter Energizer Battery Manufacturing,Inc. 419 Art Bryan Drive Asheboro,NC 27203-3089 Ref: Issuance of Injection Permit WI0400345 Energizer Battery Manufacturing-Asheboro Plant II Asheboro,Randolph County Dear Mr.Carpenter: In accordance with the application received on May 6,2014, and the supporting data received May 28, 2014, we are forwarding permit number WI0400345. This permit is to inject nitrogen gas to initiate fractures for enhanced soil vapor extraction of volatile organic compounds at the facility referenced above. This permit shall be effective from the date of issuance until May 30, 2019, and shall be subject to the conditions and limitations stated therein. Please pay attention to the requirements in PART VII - MONITORING AND REPORTING REQUIREMENTS. Please read the entire permit to ensure that you are aware of all compliance requirements of the permit. You will need to notify this office by telephone 48 hours prior to initiation of operation of the facility. In order to continue uninterrupted legal use of the injection facility for the stated purpose, you must submit an application to renew the permit 120 days prior to its expiration date. Please contact me at 919-807-6412 or thomas.slusser@ncdenr.gov if you have any questions about your permit. Best R ards, Thomas Slusser,L.G. Underground Injection Control Program Manager cc: Sherri Knight,WQROS Winston-Salem Regional Office Melanie Bartlett,DWM Superfund Section Tom Wilson,ERM WI0400345 Permit File 1636 Mail Service Center,Raleigh,North Carolina 27699-1636 F._ Phone:919-807-64641 Internet:www.ncdenr.gov An Equal Opportunity i Affirmative Action Employer—Made in part by recycled paper Slusser, Thomas From: Alan Martin [Alan.Martin@erm.com] Sent: Wednesday, May 28, 2014 6:10 PM To: Slusser, Thomas Cc: Tom Wilson; Scott Boyle (ScottV.Boyle@energizer.com); Jeff Gipson (JeffreyL.Gipson@energizer.com) Subject: RE: Review of application for permit to construct wells for injection (WI0400345) at Energizer Battery Facility in Asheboro, NC Some files have been sent to you via the YouSendlt File Delivery Service. Download the file - Revised Figure 13 SVE-AS Well Layout.pdf: Remedial Action Plan - Energizer Asheboro 2013-10-18.pdf: RAP Approval.pdf; 2014-03 Energizer Plant II Pilot Test Work Planpdf Your files will expire after 7 days. Thomas Per your discussion with Tom Wilson this afternoon, attached via download link are several documents for the Energizer site, including: 2013-10 Remedial Action Plan (ERM); 2014-02 IHSB Approval of the RAP (NCDENR); and, 2014-03 Pilot Test Work Plan (ERM). Let me know if you need paper copies of any of these documents. As you requested, below is information regarding the groundwater testing to be conducted prior to and following the injection/pneumatic fracturing activities. This sampling plan is based our understanding that an additional observation well screened near the base of the fracture zone (50 ft bgs)will be required as a condition of the UIC permit. This additional observation well has been designated as OB-3 on the attached figure. Groundwater samples from existing monitoring wells MW-23, MW-25, MW-26D and observation well OB-1 plus proposed observation well OB-3 will be collected to establish baseline conditions prior to the pneumatic fracturing activities. These wells will also be sampled following the pneumatic fracturing activities and before the SVE/AS pilot test activities to compare groundwater quality conditions. These groundwater samples will be collected via low-flow procedures and analyzed for VOCs and 1,4-dioxane. Field parameters including pH, specific conductivity, dissolved oxygen and oxidation-reduction potential will also be recorded during the groundwater sampling. Additional post-fracturing monitoring will be conducted prior to initiation of the SVE/AS pilot test. The additional monitoring is described in Section 4 of the attached Pilot Test Work Plan. Let us know if you have questions. Thanks- Regards, Alan Martin,P.G.(NC,SC) Senior Geologist, CSM Practice ERM NC, Inc. 15720 Brixham Hill Avenue,Suite 120 I Charlotte, NC 28277 (Note road name change as of 6/1/2014) Main+1 704-541-8345 I Direct+1704-409-3444 I Mobile+1 704-564-8091 E alan.martin@erm.com I W www.erm.com ERM The world's leading sustainability consultancy From: Slusser, Thomas [mailto:thomas.slusser©ncdenr.gov] Sent: Monday, May 19, 2014 9:14 AM 1 Permit No. WI0400345 Date: 09/16/2019 County: Randolph To: Shristi Shresta Permittee/Applicant: Energizer Manufacturing Inc. Central Office Reviewer Facility Name: Energizer Manufacturing Inc. L GENERAL INFORMATION 1. This application is(check all that apply): ❑New ® Renewal ❑Minor Modification❑Major Modification a. Date of Inspection: b. Person contacted and contact information: c. Site visit conducted by: d. Inspection Report Printed from BIMS attached: ❑Yes ❑No. e. Physical Address of Site including zip code: 419 Art Bryan Drive Plant II Asheboro, NC 27203 f. Driving Directions if rural site and/or no physical address: g. Latitude: Longitude: Source of Lat/Long&accuracy(i.e., Google Earth, GPS,etc.): IL DESCRIPTION OF INJECTION WELL(SI AND FACILITY 1. Type of injection system: ❑Geothermal Heating/Cooling Water Return RECE1VaiNCMOWR ®In situ Groundwater Remediation ❑Non-Discharge Groundwater Remediation SEP 1 62019 ❑Other(Specify: ) Water Regional0 Quali won 2. For Geothermal Water Return Well(s) only AetatiMs a.For existing geothermal system only: Were samples collected from Influent/Effluent sampling ports? ❑Yes ❑No. Provide well construction information from well tag: b.Does existing or proposed system use same well for water source and injection? ❑ Yes ❑No If No,please provide source/supply well construction info(i.e.,depth,date drilled,well contractor, etc.)and attached map and sketch location of supply well in relation to injection well and any other features in Section IV of this Staff Report. 3. Are there any potential pollution sources that may affect injection? ❑Yes ❑No What is/are the pollution source(s)? What is the distance of the injection well(s)from the pollution source(s)_ 4. What is the minimum distance of proposed injection wells from the property boundary? 5. Quality of drainage at site: ❑ Good ❑Adequate ❑Poor 6. Flooding potential of site: 0 Low ❑Moderate 0 High 7. For Groundwater Injection Remediation Systems only,is the proposed and/or existing groundwater monitoring program(number of wells,frequency of monitoring,monitoring parameters,etc.)adequate? ®Yes ❑No. If No,attach map of existing monitoring well network if applicable and recommend any changes to the groundwater-monitoring program. 8. Does the map included in the Application reasonably represent the actual site(property lines,wells,surface drainage)?®Yes El No. If No,or no map,please attach a sketch of the site. Show property boundaries, buildings,wells,potential pollution sources,roads,approximate scale,and north arrow. 9. For Non-Discharge Groundwater Remediation systems only(i.e.,permits with WQ prefix): a. Are the treatment facilities adequate for the type of waste and disposal system? ❑Yes El No ❑N/A. If No,please explain: b. Are the site conditions(soils,topography,depth to water table,etc.)consistent with what was reported by the soil scientist and/or Professional Engineer? El Yes El No El N/A. If no,please explain: IIl.EVALUATION AND RECOMMENDATIONS 1. Do you foresee any problems with issuance/renewal of this permit? El Yes ®No. If Yes,explain. 2. List any items that you would like WQROS Central Office to obtain through an additional information request. Make sure that you provide a reason for each item: Item Reason 3. List specific special conditions or compliance schedules that you recommend to be included in the permit when issued. Make sure that you provide a reason for each special condition: Condition Reason 4. Recommendation El Deny. If Deny,please state reasons: ❑Hold pending receipt and review of additional information by Regional Office ❑ Issue upon receipt of needed additional information ElIssue DocuSigned by: I ph.- aOVAil.k0Sk.1 5. Signature of Report Preparer(s): _ f]oeuSigned by: Signature of WQROS Regional Supervisor: L°N ? Ss4cr 9/16/2019 145849E225C94EA... Date: IV.ADDITIONAL REGIONAL STAFF REVIEW COMMENTS/ATTACHMENTS(Optional/If Needed) Docu . � ttcukte Certificate Of Completion Envelope Id:150B01F981C444DB8A2E1797EBA80D6C Status:Completed Subject:Please DocuSign:20190916 WI0400345 UIC Staff Report.docx.pdf Source Envelope: Document Pages:3 Signatures:1 Envelope Originator: Certificate Pages:1 Initials:0 Jim Gonsiewski AutoNav:Disabled 217 W.Jones Street Envelopeld Stamping:Disabled Raleigh,NC 27699 Time Zone:(UTC-08:00)Pacific Time(US&Canada) jim.gonsiewski@ncdenr.gov IP Address:149.168.204.10 Record Tracking Status:Original Holder:Jim Gonsiewski Location:DocuSign 9/16/2019 1:17:10 PM jim.gonsiewski@ncdenr.gov Signer Events Signature Timestamp Jim Gonsiewski ((��DeauSi°nod b Sent:9/16/2019 1:17:27 PM jim.gonsiewski@ncdenr.gov i""` a01tr."`x" Viewed:9/16/2019 1:17:33 PM North Carolina Department of Environmental Quality E1B7BBBF18D' "' Signed:9/16/2019 1:18:17 PM Security Level:Email,Account Authentication Freeform Signing (None) Signature Adoption:Pre-selected Style Using IP Address:149.168.204.10 Electronic Record and Signature Disclosure: Not Offered via DocuSign In Person Signer Events Signature Timestamp Editor Delivery Events Status Timestamp Agent Delivery Events Status Timestamp Intermediary Delivery Events Status Timestamp Certified Delivery Events Status Timestamp Carbon Copy Events Status Timestamp Witness Events Signature Timestamp Notary Events Signature Timestamp Envelope Summary Events Status Timestamps Envelope Sent Hashed/Encrypted 9/16/2019 1:17:27 PM Certified Delivered Security Checked 9/16/2019 1:17:34 PM Signing Complete Security Checked 9/16/2019 1:18:17 PM Completed Security Checked 9/16/2019 1:18:17 PM Payment Events Status Timestamps WATER QUALITY REGIONAL OPERATIONS SECTION APPLICATION REVIEW REQUEST FORM Environments Quality _.. Received 1 Date: July 17,2019 JUL 19 2019 Lon Schneider Winston-Salem Salem Re-Bonal Office Shristi Shrestha,WQROS-Animal Feeding Operations and Groundwater'Protection ranch _ Telephone: 919-807-6406 Fax: (919) 807-6496 E-Mail: Shristi.shrestha@ncdenr.gov Permit Number: WI0400345 A. Applicant: Energizer Manufacturing Inc. it`k!iik1F1 B. Facility Name: Energizer Manufacturing Inc. Rfitt '6 C. Application: ,4.l111i9 Permit Type: In-situ Groundwater Remediation Well011�� �8n gq6 Project Type:Renewal E. Comments/Other Information: I would like to accompany you on a site visit. Attached, you will fmd all information submitted in support of the above-referenced application for your review, comment, and/or action. Within 30 calendar days, please return a completed WOROS Staff Report. When you receive this request form,please write your name and dates in the spaces below,make a copy of this sheet, and return it to the appropriate Central Office Groundwater Protection Branch contact person listed above.RO-WOROS Reviewer: '1"R 6 nnsi j k Date: 1 1 {q ( COMMENTS: NOTES: FORM:WQROS-ARR ver.092614 Page 1 of 1 WATER QUALITY REGIONAL OPERATIONS SECTION APPLICATION REVIEW REQUEST FORM Date: July 17,2019 To: Lon Schneider From: Shristi Shrestha,WQROS—Animal Feeding Operations and Groundwater Protection Branch Telephone: 919-807-6406 Fax: (919) 807-6496 E-Mail: Shristi.shrestha@ncdenr.gov Permit Number: WI0400345 A. Applicant: Energizer Manufacturing Inc. B. Facility Name: Energizer Manufacturing Inc. C. Application: Permit Type: In-situ Groundwater Remediation Well Project Type:Renewal E. Comments/Other Information: I would like to accompany you on a site visit. Attached, you will find all information submitted in support of the above-referenced application for your review, comment, and/or action. Within 30 calendar days, please return a completed WOROS Staff Report. When you receive this request form,please write your name and dates in the spaces below,make a copy of this sheet, and return it to the appropriate Central Office Groundwater Protection Branch contact person listed above. RO-WQROS Reviewer: Date: COMMENTS: NOTES: FORM:WQROS-ARR ver.092614 Page 1 of 1 a r ,i _ >';.�a. ROY COOPER �,'�Y ,--c,-/) Governor i- 'ir- sr" i MICHAEL S.REGAN > • Secretary e LINDA CULPEPPER NORTH CAROLINA Director Environmental Quality July 17, 2019 Steve Hall Energizer Manufacturing Inc. 419 Bryant Drive Asheboro,NC 27203-3089 RE: Acknowledgement of Application No. WI0400345 Energizer Manufacturing Inc. Facility In Situ Groundwater Remediation Well System Randolph County Dear Mr. Hall: The Water Quality Regional Operations Section (WQROS) acknowledges receipt of your permit application on July 17, 2019. Your application package has been assigned the number listed above, and the primary reviewer is Shristi Shrestha Central and Winston-Salem Regional Office staff will perform a detailed review of the provided application, and may contact you with a request for additional information. To ensure maximum efficiency in processing permit applications, the Water Quality Regional Operations Section(WQROS)requests your assistance in providing a timely and complete response to any additional information requests. Please note that processing standard review permit applications may take as long as 60 to 90 days after receipt of a complete application. If you have any questions,please contact Shristi Shrestha at 919-707-3662 or Shristi.shrestha@ncdenr.gov. Sincerely, For Debra J. Watts, Supervisor Animal Feeding Operations & Groundwater Protection Branch Division of Water Resources _,_- D E_ North Carolina Department of Environmental Quality I Division of Water Resources 512 North Salisbury Street 1 1636 Mail Service Center I Raleigh North Carolina 27699-1636 "+��7 . 919.707.9000 cc: Winston-Salem Regional Office,WQROS Permit File WI0400345 Alan Martin, ERM Inc., 15720 John J Delaney Dr., Suite 120, Charlotte,NC 28277 Slusser, Thomas From: Wang, Shuying Sent: Tuesday, May 27, 2014 2:10 PM To: Slusser, Thomas Cc: Knight, Sherri Subject: RE: WI0400345 Regional Staff Report Sorry! No additional information is needed, but conditions mentioned in the report should be added or specified in the permit as you agree.The box Issue should be marked.You may print this email and attach to the form to reflect the mistake. I apologize for the mistake,and thank you for catching it. Shuying http://portal.ncdenr.org/web/wq/aps/gwp/rep **************** E-mail correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties. **************** From: Slusser,Thomas Sent: Tuesday, May 27, 2014 2:02 PM To: Wang, Shuying Cc: Knight, Sherri Subject: RE: WI0400345 Regional Staff Report Thanks, Shuying. The box checked above your signature indicates additional information is needed prior to issuing the permit. Can you please let me know if this is an error or if I need to ask there for something? Thanks! -Thomas. ph# 919-807-6412 I fax#919-807-6480 Mailing Address: 1636 Mail Service Center,Raleigh, NC 27699-1636 Physical Address: Room 640M,Archdale Building,512 N.Salisbury St.,Raleigh,NC 27604. Internet Address: http:/lportal.ncdenr.org/web/wq/aps/gwpro Email correspondence to and from this address may be subject to the Worth Carolina Public Records Law and may be disclosed to third parties unless the content is exempt by statute or other regulation. Original Message From: Wang, Shuying Sent: Friday, May 23, 2014 12:27 PM To: Slusser, Thomas Cc: Knight, Sherri Subject: WI0400345 Regional Staff Report Hi Thomas, As the permittee plans to conduct pilot test on June 2, 2014, to speed up our review, the Regional Staff Report for WI0400345, Energizer Battery Manufacturing Inc. is attached. The hard copy is also on the way by courier mail. If you have any questions, please let me know. i Slusser, Thomas From: Wang, Shuying Sent: Tuesday, May 27, 2014 2:10 PM To: Slusser, Thomas Cc: Knight, Sherri Subject: RE: WI0400345 Regional Staff Report Sorry! No additional information is needed, but conditions mentioned in the report should be added or specified in the permit as you agree.The box Issue should be marked.You may print this email and attach to the form to reflect the mistake. I apologize for the mistake, and thank you for catching it. Shuying http://portal.ncdenr.org/web/wci/aps/gwp/rep **************** E-mail correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties. **************** From: Slusser,Thomas Sent: Tuesday, May 27, 2014 2:02 PM To: Wang, Shuying Cc: Knight, Sherri Subject: RE: WI0400345 Regional Staff Report Thanks, Shuying. The box checked above your signature indicates additional information is needed prior to issuing the permit. Can you please let me know if this is an error or if I need to ask them for something? Thanks! -Thomas. ph# 919-807-6412 I fax#919-807-6480 Mailing Address: 1636 Mail Service Center,Raleigh, NC 27699-1636 Physical Address: Room 640M,Archdale Building,512 N.Salisbury St.,Raleigh,NC 27604. Internet Address: http://portal.ncdenr.org/web/wq/aps/gwpro E--mail correspondence to and from this address may be subject to the North Carolina Public records Law and may be disclosed to third parties unless the content is exempt by statute or other regulation. Original Message From: Wang, Shuying Sent: Friday, May 23, 2014 12:27 PM To: Slusser, Thomas Cc: Knight, Sherri Subject: WI0400345 Regional Staff Report Hi Thomas, As the permittee plans to conduct pilot test on June 2, 2014, to speed up our review, the Regional Staff Report for WI0400345, Energizer Battery Manufacturing Inc. is attached. The hard copy is also on the way by courier mail. If you have any questions, please let me know. 1 Thank you! Shuying http://portal.ncdenr.org/web/wq/aps/gwp/rep **************** E-mail correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties. **************** 2 AQUIFER PROTECTION SECTION--GROUNDWATER PROTECTION UNIT REGIONAL STAFF REPORT Date: 05/23/2014 Permittee(s): Energizer Battet-v Manufacturing,Inc. Permit No.: WI0400345 To: Groundwater Protection Unit County: Randolph Central Office Reviewer: Thomas Slusser Project Name: Energizer Battery Manufacturing, Inc. Regional Login No: I. GENERAL INFORMATION 1. This application is(check all that apply): ❑ SFR Waste Irrigation System ❑UIC Well(s) ®New ❑Renewal ❑Minor Modification❑Major Modification ❑Surface Irrigation❑Reuse❑Recycle❑High Rate Infiltration❑Evaporation/Infiltration Lagoon ❑Land Application of Residuals ❑Attachment B included ❑503 regulated ❑503 exempt ❑Distribution of Residuals ❑ Surface Disposal ❑Closed-loop Groundwater Remediation y Other Injection Wells(including in situ remediation) Was a site visit conducted in order to prepare this report? ®Yes or❑No. a. Date of site visit: May 22,.2014 b. Person contacted and contact information:Alan Martin,ERM NC Inc.,704-409-3444,. alan.martin@erm.com • c. Site visit conducted by: Shuying Wang d. Inspection Report Attached:❑Yes or®No. 2. Is the following information entered into the RIMS record for this application correct? ®Yes or ®No. If no,please,complete the following or indicate that it is correct on the current application. For SFR Treatment Facilities: a. Location: b. Driving Directions: c. USGS Quadrangle Map name and number: d. Latitude: Longitude: Method Used(GPS,GoogleTM,etc.); e. Regulated Activities/Type of Wastes(e.g.,subdivision,food processing,municipal wastewater): For UIC Injection Sites: (If multiple sites either indicate which sites the information applies to, copy and paste a new section into the document for each site,or attach additional pages for each site.) a. Location(s): b. Driving Directions: c. USGS Quadrangle Map name and number: Randleman 35079-G7-TF-024 d. Latitude:, Longitude: Method Used(GPS,GoogleTM,etc.):Trimble Geo XII APS-GPU Regional Staff Report(Sept 09) Page 1 of 6 Pages AQUIFER PROTECTION SECTION-GROUNDWATER PROTECTION UNIT REGIONAL STAFF REPORT IV INJECTION WELL PERMIT APPLICATIONS(Complete these two sections for all systems that use injection wells,including closed-loop groundwater remediation effluent injection wells,in situ remediation injection wells,and heat pump injection wells.) Description of Well(s)and Facilities—New,Renewal,and Modification 1. Type of injection system: El Heating/cooling water return flow(5A7) El Closed-loop heat pump system(5QMJ5QW) In situ remediation(51) ❑Closed-Ioop groundwater remediation effluent injection(5L/"Non-Discharge") ❑ Other(Specify: ) 2. Does system use same well for water source and injection? ❑ Yes ®No 3. Are there any potential pollution sources that may affect injection?®Yes ❑No What is/are the pollution source(s)?No It fuel,TCE, sodium hydroxide.potassium hydroxide. and waste water. What is the distance of the injection well(s)from the pollution source(s)? Within the plume area. 4. What is the minimum distance of proposed injection wells from the property boundary? 50 ft. 5. Quality of drainage at site: ❑ Good ®Adequate ❑Poor 6. Flooding potential of site: ®Low ®Moderate ❑High • **Moderate in the proposed pilot test well area. 7. For groundwater remediation systems,is the proposed and/or existing groundwater monitoring program (number of wells,frequency of monitoring,monitoring parameters,etc.)adequate? ❑Yes®No. Attach map of existing monitoring well network if applicable. If No,explain and recommend any changes to the groundwater monitoring program: In addition to monitoring wells MW-23,MW-24,and MW-25 as proposed in the application, MW-26D should be also monitored during the fracturing. Because the proposed fracturing zone reaches to the interface of regolith and bedrock, and vertical fractures may be naturally present in bedrock as bedrock aquifer has been contaminated, WSRO also suggests that MW-26D be sampled for key water quality parameters, such as 1, I-DCE, TCE, or total of VOCs before and after the pneumatic fracturing. 8. Does the map presented represent the actual site(property lines,wells,surface drainage)?Ej Yes or❑No. If no or no map,please attach a sketch of the site. Show property boundaries,buildings,wells,potential pollution sources,roads,approximate scale,and north arrow. Injection Well Permit Renewal and Modification Only: 1. For heat pump systems,are there any abnormalities in heat pump or injection well operation(e.g.turbid water, failure to assimilate injected fluid,poor heating/cooling)? ❑Yes ❑No. If yes,explain: APS-GPU Regional Staff Report(Sept 09) Page 4 of 6 Pages AQUIFER PROTECTION SECTION-GROUNDWATER PROTECTION UNIT REGIONAL STAFF REPORT 2. For closed-loop heat pump systems,has system lost pressure or required make-up fluid since permit issuance or last inspection?❑Yes ❑No. If-yes. explain: 3. For renewal or modification of groundwater remediation permits(of any type),will continued/additional/modified injections have an adverse impact on migration of the plume or management of the contamination incident?❑Yes ❑No. If yes.explain: 4. Drilling Contractor: Name: Address: • NC Certification number: 5. Complete and attach NEW InJection FacilityInspection Report, rt,if applicable V. EVAL UATIONAND RECOMMENDATIONS 1: Provide any additional narrative regarding your review of the Application:Based on the data collected from a small area where the release was first found and pneumatic fracturing was performed for SVE/AS wells were in 2001, the proposed pneumatic fracturing technique is needed to increase effective radius of a SVE/AS system effectively. However.please note that in this small area,the pneumatic fracturing was only performed at a depth down to 27 feet:but 50 feet,down to the interface of regolith and bedrock is proposed in this application. Plus,bedrock aquifer has already contaminated,indicating preference channel(s)are present.Therefore,WSRO suggests a complete pilot test report documenting pneumatic fracturing_procedures and including all monitoring data be submitted to Groundwater Protection Unit for review before conducting the proposed full scale pneumatic fracturing. 2. Attach.new Injection Facility Inspection Form,if applicable 3. Do you foresee any problems with issuance/renewal of this permit?®Yes ❑No. If yes,please explain briefly. The pneumatic fracturing may push the plume down further in bedrock. 4. List any items that you would like APS Central Office to obtain through an additional information request. Make sure that you provide a reason for each item: Item I Reason I - I 5. List specific Permit conditions that you recommend to be removed from the permit when issued. Make sure that you provide a reason for each condition: APS-GPU Regional Staff Report(Sept 09) Page 5 of 6 Pages AQUIFER PROTECTION SECTION- GROUNDWATER PROTECTION UNIT REGIONAL STAFF REPORT Condition Reason - - 1 6. List specific special conditions or compliance schedules that you recommend to be included in the permit when issued. Make sure,that you provide a reason for each special condition: Condition Reason MW-26D should be sampled before and after See Section VI,Item 7. the pneumatic fracturing for lab analysis for key • water quality parameters. A complete pilot test report documenting See Section V,Item 1. pneumatic fracturing procedures and including all monitoring data should be submitted to Groundwater Protection Unit for review before conducting the proposed full scale pneumatic fracturing. 7. Recommendation: ❑Hold,pending receipt and review of additional information by regional office;❑Hold, pending review of draft permit by regional office;®Issue upon receipt of needed additional information;❑ Issue;❑Deny. If deny,please state reasons: 8. Signature of report Preparer(s): 2 Signature ofAPS regional supervisor: Date: IJI''.93// T • VL ADDITIONAL INFORMATION AND SITE MAP(Sketch of site showing house and waste irrigation system,spray or drip field location of well(s), and/or other relevant information-SHOW NORTH ARROW) APS-GPU Regional Staff Report(Sept 09) Page 6 of 6 Pages