Chemours Pompton Lakes Works Site Additional Documents

General Information

• Class I Permit Modifications, RCRA HSWA Permit - Dupont to Chemours Transfer (PDF) (4 pp, 1 MB, 5-20-2016)
• DuPont Pompton Feb 2011 Updated Compliance Schedule (PDF) (4 pp, 713 K)
• Projected Cleanup Timelines (PDF) (4 pp, 62 K)
• DuPont Pompton Lakes Works 1992 Permit (PDF) (171 pp, 2 MB, 7-21-1992)

Pompton Lakes Study Area (Dredging)

Corrective Measures Implementation (Dredging) Work Pl​an

• EPA Letter to Chemours – EPA Approval of Revised Pompton Lakes Study Area Corrective Measures Implementation Work Plan (PLSA CMI WP)(PDF) (2 pp, 526 K, 4-18-2016)
• PLSA CMI WP - Appendix A (Operations Plan) (PDF) (102 pp, 7 MB, 4-2016)
• PLSA CMI WP - Appendix B (Contingency Plan) (PDF) (36 pp, 3 MB, 4-2016)
• PLSA CMI WP - Appendix C (HASP) (PDF) (256 pp, 5 MB, 4-16-2016)
• PLSA CMI WP - Appendix D (TCP) (PDF) (18 pp, 1 MB, 4-2016)
• PLSA CMI WP - Appendix E (CQAP) (PDF) (65 pp, 446 K, 4-2016)
• EPA Letter to Chemours – EPA Conditional Approval of PLSA CMI WP (PDF) (2 pp, 509 K, 4-25-2016)
• EPA Review of Chemours Response to Comments – Attachment to March 25, 2016 EPA Letter to Chemours (PDF) (47 pp, 292 K)
• Chemours Letter to EPA – Chemours Response to Comments on PLSA CMI WP (PDF) (41 pp, 242 K, 4-11-2016)
• Corrective Measures Implementation Work Plan Cover Letter (CMIWP) (PDF) (1 pg, 34 K, 2-25-2016)
• USFWS review of Chemours Corrective Measures Implementation Work Plan (CMIWP) (PDF) (13 pp, 1 MB, 2-12-2016)
• Final Q&As related to dredging of Pompton Lake (PDF) (18 pp, 171 K, 12-2015)
• PLSA CMI WP - Text, Tables and Figures (PDF) (115 pp, 13 MB, 9-18-2015)
• PLSA CMI WP - Appendix F (Sampling Near Lines) (PDF) (2 pp, 982 K, 2015)
• PLSA CMI WP - Appendix J (Hg Memo) (PDF) (39 pp, 2 MB, 2-22-2011)
• PLSA CMI WP - Appendix G (2010 TCLP) (PDF) (13 pp, 48 K, 2010)
• PLSA CMI WP - Appendix H (2010+2015 Geotech) (PDF) (20 pp, 792 K)
• PLSA CMI WP - Appendix I (Treatability Studies) (PDF) (246 pp, 6 MB)
• EPA comments of Chemours Corrective Measures Implementation Work Plan (CMIWP) (PDF) (18 pp, 546 K)

Permit Modification for Dredging (Final/Revised/Original)

• Transmittal Letter to DuPont for Permit Modification (Pompton Lake) (PDF) (4 pp, 2 MB, 5-20-2015)
• Notice of Issuance for Permit Modification (Pompton Lake) (PDF) (2 pp, 1 MB, 5-2015)
• Permit Module Supplement (Pompton Lake) (PDF) (10 pp, 83 K, 5-2015)
• Figure 1 – Permit Module Supplement (PDF) (1 pg, 4 MB)
• Figure 2 – Permit Module Supplement (PDF) (1 pg, 3 MB)
• Statement of Basis (Pompton Lake Permit Modification) (PDF) (27 pp, 166 K, 5-2015)
• Figure 1 – Statement of Basis (PDF) (1 pg, 4 MB)
• Figure 2 – Statement of Basis (PDF) (1 pg, 3 MB)
• Responsiveness Summary (PDF) (59 pp, 424 K, 5-2015)
• Permit Modification Hearing Transcript (PDF) (83 pp, 757 K, 12-8-2014)
• Proposed Permit Modification (PDF) (11 pp, 3 MB)
• U.S. Fish & Wildlife Service Comments on Proposed Permit Modification (PDF) (5 pp, 660 K, 11-10-2014)
• Public Notice (PDF) (4 pp, 122 K, 11-2-2014)
• Statement of Basis (PDF) (28 pp, 4 MB)
• Technical Support for the Selection of Additional Sediment Removal Areas (PDF) (6 pp, 2 MB)
• Technical Support for Acid Brook Delta Upland Soil Area (PDF) (8 pp, 736 K)
• ***Draft*** Technical Memorandum: Updated Conceptual Site Model (PDF) (518 pp, 247 K, 4-2014)
• ***Draft*** 2013 Pompton Lake Ecological Investigation Report (PDF) (476 pp, 41 MB, 4-18-2014)
• ***Draft*** Ramapo River and Pompton River Substrate Characterization (PDF) (52 pp, 9 MB, 1-28-2014)
• Letter from EPA to DuPont re Draft Sediment Sampling Plan, USEPA Review/Conditional Approval (PDF) (4 pp, 469 K, 8-20-2013)
• 2013 Sediment Sampling Plan (PDF) (47 pp, 18 MB, 7-2013)
• Final Permit Modification (PDF) (10 pp, 941 K, 12-2012)
• Final Permit Modification - Transmittal Letter (PDF) (3 pp, 698 K, 12-19-2012)
• Final Permit Modification - Notice of Issuance (PDF) (2 pp, 393 K, 12-19-2012)
• Final Permit Modification - Statement of Basis (PDF) (26 pp, 2 MB, 12-2012)
• Final Permit Modification - Responsiveness Summary (PDF) (22 pp, 161 K, 12-2012)
• NJ Water Supply Letter (PDF) (2 pp, 26 K, 2-27-2012)
• Fish and Wildlife Service Comments (PDF) (16 pp, 2 MB, 2-9-2012)
• 2011 Bathymetric Survey (PDF) (3 pp, 328 K, 1-9-2012)
• Permit Modification Hearing Transcript (PDF) (165 pp, 510 K, 1-5-2012)
• RCRA Hearing Flyer (PDF) (1 pg, 66 K, 1-5-2012)
• Proposed Permit Modification Public Notice (PDF) (3 pp, 15 K, 11-20-2011)
• Proposed Permit Modification Statement of Basis (PDF) (1 pg, 4 MB)
• Proposed Permit Modification (PDF) (1 pg, 1 MB)
• Acid Brook Delta Area CMI Work Plan (PDF) (95 pp, 13 MB, 11-2011)
• Project Operations Plan for Acid Brook Delta Area (PDF) (57 pp, 4 MB, 9-2011)
• October 20 2011 Lake Remediation Presentation (PDF) (23 pp, 2 MB, 10-20-2011)
• North Jersey District Water Supply Commission Letter (PDF) (2 pp, 20 K, 10-14-2011)
• Permit Modification Application (PDF) (212 pp, 26 MB, 11-2006)

Other Relevant Technical Documents

• TWA Modification Request Letter (PDF) (4 pp, 209 K, 10-3-2016)
• Chemours BGR Chemical Addition Request (PDF) (45 pp, 2 MB, 9-30-2016)
• Pompton Lakes Long-Term Monitoring Draft Plan (PDF) (110 pp, 9 MB, 6-2016)
• Acid Brook Delta Remedial Action Selection Report 
• Uplands Remedial Investigation Report (PDF) (868 pp, 24 MB, 6-30-2010)
• Pompton Dam Sampling (PDF) (22 pp, 368 K, 10-13-2010)
• Acid Brook Delta Remedial Investigation Report (PDF) (57 pp, 6 MB, 12-19-2008) (appendices available upon request)
• Draft Remedial Action Proposal for Acid Brook Delta Sediments (PDF) (212 pp, 26 MB, 11-2006)
• Pompton Lake Historical Crests Presentation (PDF)  (11 pp, 618 K MB)

Ramapo River Downstream Sediment Investigation

• Ramapo-Pompton River Sediment Investigation Report (Draft) (PDF) (248 pp, 18 MB, 7-2015)
• EPA/DEP Approval of Ramapo River/Pompton River Tech Memo (PDF) (4 pp, 408 K, 7-8-2014)
• DuPont response to EPA/DEP comments on Ramapo River/Pompton River (PDF) (6 pp, 357 K)

Vapor Intrusion

• Vapor Intrusion Investigation Area Figure – December 2015 (PDF)(1 pg, 780 K)
• Info on Vapor Mitigation Systems and Power Outages (PDF)(1 pg, 102 K)
• New Jersey Department of Environmental Protection Approval of DuPont request for Modification to Vapor Interim Remedial Measure (VIRM) Comparison Levels (PDF) (5 pp, 776 K, 2-6-2014)
• DuPont Request for Modification to Vapor Interim Remedial Measure (VIRM) Work Plan (PDF) (2 pp, 666 K, 4-25-2013)
• Revised Vapor Intrusion RI Report 
• Press Release on Contaminant Monitoring (PDF) (2 pp, 14 K, 12-2-2010)
• Letter to Residents in Pompton Lakes Expanded Investigation Area: Sub-Slab Sampling (PDF) (2 pp, 975 K, 10-13-2010)
• Letter from EPA Regional Administrator Judith Enck to U.S. Representative Bill Pascrell (PDF) (2 pp, 86 K, 6-10-2010)
• Tetrachloroethylene (PCE) and Trichloroethylene (TCE) Air Dispersion Modeling and Risk Assessment, Pompton Lakes, Passaic County (PDF) (7 pp, 450 K, 5-11-2010)
• Mitigation System Installers Forum - Vendor Contact Information (PDF) (1 pg, 5 K)
• Letter to Residents Offering EPA Inspection of Mitigation Systems (PDF) (1 pg, 74 K, 4-10-2010)
• RI Report Approval Letter   ( 4-2011)

Groundwater Clean-up

• Draft Onsite Groundwater Interim Remedial Measure Design Testing Work Plan (PDF) (45 pp, 3 MB, 4-29-2016)
• Implementation Work Plan Hydraulic Surcharging Pilot Study (PDF) (54 pp, 5 MB, 5-11-2016)
• ***Draft*** EISB Pilot Study Report for the Intermediate Groundwater Near Well 128 (PDF) (1619 pp, 47 MB, 4-25-2014)
• Ground Water Pilot Notice to Residents (PDF) (2 pp, 497 K, 3-23-2012)
• Ground Water Pilot Study Hydraulic Testing Summary Report (PDF) (156 pp, 6 MB, 8-31-2011)
• Presentation: Cleanup of Groundwater at the Dupont Pompton Lakes Works Site (PDF) (29 pp, 2 MB)
• Remedial Technology Evaluation for Off-Site Groundwater Contamination
• Enhanced In-situ Bioremediation Status Report #6 (PDF) (22 pp, 995 K, 1-7-2014)
• Enhanced In-situ Bioremediation Status Report #5 (PDF) (19 pp, 1 MB, 12-10-2013)
• Enhanced In-situ Bioremediation Status Report #4 (PDF) (22 pp, 2 MB, 11-6-2013)
• Enhanced In-situ Bioremediation Status Report #3 (PDF) (20 pp, 1 MB, 10-8-2013)
• Enhanced In-situ Bioremediation Status Report #2 (PDF) (17 pp, 1 MB, 9-10-2013)
• Enhanced In-situ Bioremediation Status Report #1 (PDF) (13 pp, 1 MB, 8-8-2013)

Corrective Measures Study

• Final EPA CMS Comment Letter, March 2020 (PDF)(14 pp, 8 MB)
• Revised Draft Onsite Soils Corrective Measures Study, April 2019 (PDF)(136 pp, 12 MB)
• Draft Onsite Soils Corrective Measures Study (PDF)(125 pp, 24 MB, 6-28-2013)

Community Involvement/Relations

• Fact Sheet, April 2018 (PDF)(1 pg, 468 K, 04-2018)
• Public Availability Session, April 24, 2018 (PDF)(45 pp, 2 MB, 4-24-2018)
• Public Availability Session (PDF) (21 pp, 2 MB, 3-30-2017)
• Public Availability Session (PDF) (19 pp, 2 MB, 10-20-2016)
• Public Availability Session (PDF) (30 pp, 5 MB, 4-28-2016)
• Public Availability Session (PDF) (22 pp, 3 MB, 12-10-2015)
• Public Availability Session (PDF) (25 pp, 4 MB, 7-30-2015)
• Public Availability Session (PDF) (24 pp, 3 MB, 11-12-2014)
• Public Availability Session (PDF) (24 pp, 181 K, 3-19-2014)
• Public Availability Session (PDF) (23 pp, 2 MB, 11-14-2013)
• Public Availability Session (PDF) (17 pp, 502 K, 6-19-2013)
• Public Availability Session (PDF) (13 pp, 1 MB, 1-15-2013)

Community Updates

• Community Update #95, August 2018 (PDF)(1 pg, 658 K)
• Community Update #94, August 2018 (PDF)(1 pg, 591 K)
• Community Update #93, August 2018 (PDF)(1 pg, 590 K)
• Community Update #92, August 2018 (PDF)(1 pg, 590 K)
• Community Update #91, July 2018 (PDF)(1 pg, 583 K)
• Community Update #90, July 2018 (PDF)(1 pg, 612 K)
• Community Update #89, July 2018 (PDF)(1 pg, 612 K)
• Community Update #88, July 2018 (PDF)(1 pg, 613 K)
• Community Update #87, June 2018 (PDF)(1 pg, 614 K)
• Community Update #86, June 2018 (PDF)(2 pp, 615 K)
• Community Update #85, June 2018 (PDF)(1 pg, 615 K)
• Community Update #84, June 2018 (PDF)(1 pg, 614 K)
• Community Update #83, June 2018 (PDF)(1 pg, 613 K)
• Community Update #82, May 2018 (PDF)(1 pg, 610 K)
• Community Update #81, May 2018 (PDF)(1 pg, 613 K)
• Community Update #80, May 2018 (PDF)(1 pg, 611 K)
• Community Update #79, May 2018 (PDF)(1 pg, 612 K)
• Community Update #78, April 2018 (PDF)(1 pg, 615 K)
• Community Update #77, April 2018 (PDF)(1 pg, 625 K)
• Community Update #76, April 2018 (PDF)(1 pg, 626 K)
• Community Update #75, April 2018 (PDF)(1 pg, 626 K)
• Community Update #74, March 2018 (PDF)(1 pg, 750 K)
• Community Update #73, March 2018 (PDF)(1 pg, 148 K)
• Community Update #72, March 2018 (PDF)(1 pg, 794 K, 3-2018)
• Community Update #71, February 2018 (PDF)(1 pg, 591 K, 2-2018)
• Community Update #70, January 2018 (PDF)(1 pg, 587 K, 1-2018)
• Community Update #58, September 2017 (PDF)(1 pg, 281 K, 9-2017)
• Community Update #56, September 2017 (PDF)(1 pg, 279 K, 9-2017)
• Community Update #55, September 2017 (PDF)(1 pg, 281 K, 9-2017)
• Community Update #54, August 2017 (PDF)(1 pg, 281 K, 8-2017)
• Community Update #53, August 2017 (PDF)(1 pg, 282 K, 8-2017)
• Community Update #52, August 2017 (PDF)(1 pg, 279 K, 8-2017)
• Community Update #51, August 2017 (PDF)(1 pg, 280 K, 8-2017)
• Community Update #50, July 2017 (PDF)(1 pg, 281 K, 7-2017)
• Community Update #49, July 2017 (PDF)(1 pg, 280 K, July 2017)
• Community Update #48, July 2017 (PDF)(1 pg, 279 K, 7-2017)
• Community Update #47, July 2017 (PDF)(1 pg, 279 K, 7-2017)
• Community Update #46, June 2017 (PDF)(1 pg, 278 K, 6-2017)
• Community Update #45,  June 2017 (PDF)(1 pg, 277 K, 6-2017)
• Community Update #44,  June 2017 (PDF)(1 pg, 275 K, 6-2017)
• Community Update #43,  June 2017 (PDF)(1 pg, 324 K, 6-2017)
• Community Update #42,  June 2017 (PDF)(1 pg, 332 K, 6-2017)
• Community Update #41,  May 2017 (PDF)(1 pg, 320 K, 5-2017)
• Community Update #40,  May 2017 (PDF)(1 pg, 320 K, 5-2017)
• Community Update #39,  May 2017 (PDF)(1 pg, 319 K, 5-2017)
• Community Update #38,  May 2017 (PDF)(1 pg, 319 K, 5-2017)
• Community Update #37,  April 2017 (PDF)(1 pg, 320 K, 4-2017)
• Community Update #36, April 2017 (PDF)(1 pg, 322 K, 4-2017)
• Community Update #35, April 2017 (PDF)(1 pg, 327 K, 4-14-2017)​
  • Questions and Answers, April 2017 (PDF)(4 pp, 334 K, 4-2017)
• Community Update #34, April 2017 (PDF)(1 pg, 321 K, 4-7-2017)
• Community Update #33, March 2016 (PDF)(1 pg, 278 K, 4-13-2017)
• Community Update #32, January 2017 (PDF)(1 pg, 445 K, 1-20-2017)
• Community Update #31, January 2017 (PDF)(1 pg, 315 K, 1-6-2017)
• Community Update #30, December 2016 (PDF)(1 pg, 361 K, 12-23-2016)
• Community Update #29, December 2016 (PDF)(1 pg, 279 K, 12-23-2016)
• Community Update #28, December 2016 (PDF)(1 pg, 279 K, 12-16-2016)
• Community Update #27, December 2016 (PDF)(1 pg, 279 K, 12-2-2016)
• Community Update #26, November 2016 (PDF)(1 pg, 276 K, 11-18-2016)
• Community Update #25, November 2016 (PDF)(1 pg, 280 K, 11-11-2016)
• Community Update #24, November 2016 (PDF)(1 pg, 280 K, 11-4-2016)
• Community Update #23, October 2016 (PDF)(1 pg, 280 K, 10-2016)
• Community Update #22, October 2016 (PDF)(1 pg, 280 K, 10-2016)
• Community Update #21, October 2016 (PDF)(1 pg, 327 K, 10-2016)
• Community Update #20, October 2016 (PDF)(1 pg, 327 K, 10-2016)
• Community Update #19, September 2016 (PDF)(1 pg, 324 K, 9-2016)
• Community Update #18, September 2016 (PDF)(1 pg, 316 K, 9-2016)
• Community Update #17, September 2016 (PDF)(1 pg, 317 K, 9-2016)
• Community Update #16, September 2016 (PDF)(1 pg, 314 K, 9/2016)
• Community Update #15, August/September 2016 (PDF)(1 pg, 254 K, Aug/Sep 2016)\
• Community Update #14, August 2016 (PDF) (1 pg, 253 K, 8-2016)
• Community Update #13, August 2016 (PDF) (1 pg, 252 K, 8-2016) 
• Community Update #12, August 2016 (PDF) (1 pg, 252 K, 8-2016) 
• Community Update #11, August 2016 (PDF) (1 pg, 252 K, 8-2016) 
• Community Update #10, July 2016 (PDF) (2 pp, 626 K, 7-2016) 
• Community Update #9, July 2016 (PDF) (1 pg, 252 K, 7-2016) 
• Community Update #8, July 2016 (PDF) (1 pg, 279 K, 7-2016) 
• Community Update #7, July 2016 (PDF) (1 pg, 281 K, 7-2016) 
• Community Update #6, July 2016 (PDF) (1 pg, 253 K, 7-2016) 
• Community Update #5, June 2016 (PDF) (1 pg, 320 K, 6-2016) 
• Community Update #4, June 2016 (PDF) (1 pg, 134 K, 6-2016) 
• Community Update #3, June 2016 (PDF) (1 pg, 281 K, 6-2016)
• Community Update #2, June 2016 (PDF) (1 pg, 134 K, 6-2016)
• Community Update #1, May 2016 (PDF) (1 pg, 130 K, 5-2016) 

Newsletters

• Joint EPA/NJDEP Pompton Lakes Newsletter April 2019 (PDF)(10 pp, 1 MB)
• EPA Pompton Lakes Newsletter June 2015 (PDF) (5 pp, 2 MB, 6-2015)
• EPA Pompton Lakes Newsletter September 2014 (PDF) (7 pp, 3 MB, 9-2014)
• EPA Pompton Lakes Newsletter February 2014 (PDF) (8 pp, 870 K, 2-2014)
• EPA Pompton Lakes Newsletter August 2013 (PDF) (4 pp, 399 K, 8-2013)
• EPA Pompton Lakes Newsletter April 2013 (PDF) (5 pp, 565 K, 4-2013

Quarterly Progress Reports

• Chemours Progress Report 2017 Q1 (PDF)(9 pp, 3 MB)
• Chemours Progress Report 2017 Q2 (PDF)(9 pp, 3 MB)
• Chemours Progress Report 2017 Q3 (PDF)(8 pp, 3 MB)
• Chemours Progress Report 2017 Q4 (PDF)(8 pp, 3 MB)
• Chemours Progress Report 2018 Q1 (PDF)(6 pp, 2 MB)
• Chemours Progress Report 2018 Q2 (PDF)(7 pp, 2 MB)
• Chemours Progress Report 2018 Q3 (PDF)(6 pp, 128 K)
• Chemours Progress Report 2018 Q4 (PDF)(6 pp, 2 MB)
• Chemours Progress Report 2019 Q1 (PDF)(7 pp, 2 MB)
• Chemours Progress Report 2019 Q2 (PDF)(7 pp, 129 K)
• Chemours Progress Report 2019 Q3 (PDF)(6 pp, 2 MB)
• Chemours Progress Report 2019 Q4 (PDF)(6 pp, 2 MB)
• Chemours Progress Report 2020 Q1 (PDF)(6 pp, 83 K)
• Chemours Progress Report 2020 Q2 (PDF)(6 pp, 85 K)

Dupont Health Studies

• Health Consultation – March 21, 2014(68 pp)
• Analysis of Cancer Incidence – December 7, 2009(21 pp)
• Analysis of Vapor Intrusion – December 7, 2009(62 pp)