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EPA Cleanups: GE-Pittsfield/Housatonic River Site

What's New on the GE-Pittsfield/Housatonic River Project Web Site

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On this page:

Website Additions:

August 31, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter (with attachments) from Gates (GE) to Fisher (USEPA), August 21, 2015, Re: On-Plant Consolidation Areas, Post-Closure Groundwater Monitoring Trend Evaluation Report for Spring 2015, Part 1 of 3 (PDF) (2,044 pp, 42.7 MB)

August 27, 2015 - addition(s) to Cleanup Agreements

Prospective Purchaser Agreement

Prospective Purchaser Agreement and Covenant Not to Sue: Pittsfield Economic Development Authority, Docket No. CERCLA 01-2002-0007 (PDF) (39 pp, 1.7 MB)

August 25, 2015 - addition(s) to Meetings and Events

GE-Housatonic River Citizens Coordinating Council (CCC) Meetings and Events - Past Meetings: 1/28/15

Draft Meeting Notes - with EPA edits in clean version (PDF) (16 pp, 928 K)

Draft Meeting Notes in redline-strikeout (PDF) (16 pp, 931 K)

Housatonic CCC - Action Item Tracker (150226) (PDF) (8 pp, 884 K)

August 25, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Air Monitoring Data

Unkamet Brook Air Data for August 2015 (PDF) (3 pp, 1.2 MB)

August 24, 2015 - addition(s) to Housatonic River 1½ Mile - Reports

Post-Removal Inspection Reports

Letter (with attachments) from Mooney (GE) to Tagliaferro (USEPA), August 21, 2015, Re: 1 1/2 Mile Reach, Summer 2015 Re-Vegetation Monitoring Inspection (PDF) (16 pp, 4.8 MB)

August 21, 2015 - addition(s) to Housatonic River 1½ Mile - Reports

Post-Removal Inspection Reports

Letter (with attachments) from Mooney (GE) to Tagliaferro (USEPA), August 18, 2015, Re: 1 1/2-Mile Reach of Housatonic River, 2015 Inspections of Riverbank Soil Restoration, Riprap, and Select Critical Ancillary Items (PDF) (24 pp, 3.6 MB)

August 21, 2015 - addition(s) to Housatonic River ½ Mile - Reports

Inspection Reports

Letter from Mooney (GE) to Tagliaferro (USEPA), August 18, 2015, Re: Upper 1/2-Mile Reach, 2015 Restored Bank Erosion and Armor Stone Layer Inspection (PDF) (2 pp, 884 K)

August 11, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2015

July 2015 (PDF) (82 pp, 14.5 MB)

August 10, 2015 - addition(s) to GE Plant Area - Reports

Discharge Monitoring Reports

Letter (with attachments) from Silfer (GE) to Western Regional Office-Bureau of Resource Protection (MDEP), Water Enforcement (USEPA), and Division of Watershed Management (MDEP), July 23, 2015, Re: June 2015 Discharge Monitoring Reports (PDF) (139 pp, 16.2 MB)

NPDES Chronic Toxicity Biomonitoring Report for June 2015, July 23, 2015 (PDF) (75 pp, 8.2 MB)

August 10, 2015 - addition(s) to Meetings and Events

CT - Sub Committee of the GE Housatonic River Citizens Coordinating Council (CCC) - April 15, 2015

Meeting Summary (PDF) (16 pp, 620 K)

August 5, 2015 - addition(s) to Groundwater - Reports

GMA - 4, Hill 78 Area

Letter (with attachments) from Gates (GE) to Fisher (USEPA), July 24, 2015, Re: Groundwater Management Area 4, Monitoring Event Evaluation Report - Spring 2015 (PDF) (279 pp, 7.5 MB)

August 4, 2015 - addition(s) to Groundwater - Reports

GMA - 2, Oxbow Areas J and K

Letter from Fisher (USEPA) to Gates (GE), August 3, 2015, Re: Approval of Groundwater Management Area 2 Post-Certification Inspection Report for 2015 (PDF) (2 pp, 622 K)

GMA - 5, Oxbow Areas A and C

Letter from Fisher (USEPA) to Gates (GE), August 3, 2015, Re: Approval of Groundwater Management Area 5 Post-Certification Inspection Report for 2015 (PDF) (2 pp, 622 K)

July 30, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter from Gates (GE) to Ziegler (MDEP), July 28, 2015, Re: Grant of Environmental Restriction and Easement - Notification of Upcoming Permitted Activities (Storm Sewer Repairs) (PDF) (3 pp, 1.2 MB)

July 27, 2015 - addition(s) to Silver Lake - Reports

Soils Adjacent to the Silver Lake

Pollution Report (POLREP) No. 2 - Final, July 27, 2015 (PDF) (8 pp, 561 K)

July 21, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), July 17, 2015, Re: Second Supplement to the Second Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (62 pp, 14.2 MB)

July 21, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2015

June 2015 (PDF) (68 pp, 10.1 MB)

July 9, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter (with attachments) from Gates (GE) to Pelto (MDEP), July 8, 2015, Re: Spring 2015 Inspection of Natural Resource Restoration/Enhancement Measures (PDF) (30 pp, 3.6 MB)

July 9, 2015 - addition(s) to Groundwater - Reports

GMA - 2, Oxbow Areas J and K

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 30, 2015, Re: Groundwater Management Area 2 Post-Certification Inspection Report for 2015 (PDF) (26 pp, 2.2 MB)

GMA - 5, Oxbow Areas A and C

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 30, 2015, Re: Groundwater Management Area 5 Post-Certification Inspection Report for 2015 (PDF) (766 pp, 16.9 MB)

July 7, 2015 - addition(s) to GE Plant Area - Reports

East Street Area 2 - North

Letter (with attachment) from Gates (GE) to Ziegler (MDEP), July 1, 2015, Re: East Street Area 2-North, Revised Grant of Environmental Restriction and Easement - Notification of Upcoming Permitted Activities (Water Line Repairs, Terminations and Wind Screen Installation) (PDF) (5 pp, 2 MB)

East Street Area 2 - South

Letter (with attachment) from Gates (GE) to Pelto (MDEP) and Fisher (USEPA), June 30, 2015, Re: East Street Area 2-South, Summary of May and June 2015 Cypress Spurge Observations and Proposed Response (PDF) (11 pp, 1.8 MB)

Discharge Monitoring Reports

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA), Division of Watershed Management (MDEP), and Western Regional Office (MDEP), June 25, 2015, Re: May 2015 Discharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (138 pp, 15.7 MB)

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA), Division of Watershed Management (MDEP), and Western Regional Office (MDEP), May 27, 2015, Re: April 2015 Discharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (139 pp, 16.1 MB)

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA) and Division of Watershed Management (MDEP), April 23, 2015, Re: March 2015 Discharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (147 pp, 17.2 MB)

NPDES Chronic Toxicity Biomonitoring Report for March 2015, April 11, 2015 (PDF) (85 pp, 9 MB)

June 23, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter from Dickerson (USEPA) to Gates (GE), June 19, 2015, Re: Conditional Approval of GE's June 4, 2015 Supplement to the Second Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (2 pp, 783 K)

East Street Area 2 - North

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 12, 2015, Re: East Street Area 2-North, Summary of May 2015 Inspection Activities (PDF) (5 pp, 1.6 MB)

East Street Area 2 - South

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 10, 2015, Re: East Street Area 2-South, Summary of May 2015 Inspection Activities (PDF) (28 pp, 1.8 MB)

June 23, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 12, 2015, Re: Building 71 and Hill 78 On-Plant Consolidation Areas, Summary of May 2015 Post-Closure Inspection Activities (PDF) (23 pp, 9.3 MB)

June 22, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter (with attachment) from Dickerson (USEPA) to Silfer (GE), June 22, 2015, Re: Silver Lake Area, EPA Approval of and Certificate of Completion for GE's May 2015 submittal entitled Final Completion Report for Silver Lake Area Removal Action (PDF) (3 pp, 937 K)

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), June 19, 2015, Re: Silver Lake Area, Spring 2015 Inspection of Shoreline Armor System and Non-Natural Resource Restoration/Enhancement Plantings (PDF) (17 pp, 8.7 MB)

June 19, 2015 - addition(s) to Groundwater - Reports

GMA - 3, Unkamet Brook Area

Letter (with attachments) from Gates (GE) to Fisher (US EPA), June 12, 2015, Re: Groundwater Management Area 3, Indoor Air Investigation Summary Report for Buildings 51 and 59 for Winter 2015 (PDF) (193 pp, 6.5 MB)

June 19, 2015 - addition(s) to Floodplain Properties - Reports

Phase 4 Floodplain Properties

Letter (with attachments) from Gates (GE) to Tagliaferro (GE), June 11, 2015, Re: Floodplain and Residential Properties Adjacent to 1 1/2 Mile Reach, Summary of May 2015 Tree Cage Inspections at the Group 4C Floodplain Properties (PDF) (4 pp, 2.7 MB)

June 19, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter from Fisher (USEPA) to Gates (GE), June 16, 2015, Re: Approval of GE's May 20, 2015 Submittal Titled On-Plant Consolidation Areas, Hill 78 OPCA Drainage Swale Repair Summary, Revised (PDF) (2 pp, 621 K)

June 18, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter from Tor (MDEP) to Dickerson (USEPA), June 17, 2015, Re: Approval of Final Completion Report for Silver Lake Area Removal Action (PDF) (1 pg, 488 K)

June 16, 2015 - addition(s) to Meetings and Events

GE-Housatonic River Citizens Coordinating Council (CCC) Meetings and Events

GE Pitssfield/Housatonic Citizens Coordinating Council (CCC) Site Tour, July 22nd 5pm

June 11, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2015

May 2015 (PDF) (71 pp, 1.3 MB)

June 9, 2015 - addition(s) to Former Filled Oxbows - Reports

Lyman Street Area and Former Filled Oxbow B

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 4, 2015, Re: Lyman Street Area, Summary of May 2015 Inspection Activities (PDF) (4 pp, 1.7 MB)

Newell Street Area I

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 4, 2015, Re: Newell Street Area I, Summary of May 2015 Inspection Activities (PDF) (10 pp, 2.2 MB)

Newell Street Area II

Letter (with attachments) from Gates (GE) to Fisher (USEPA), June 4, 2015, Re: Newell Street Area II, Summary of May 2015 Inspection Activities (PDF) (12 pp, 1.3 MB)

June 9, 2015 - addition(s) to GE Plant Area - Reports

20s, 30s, and 40s Complexes

Letter (with attachments) from Gagnon (O'Reilly, Talbot & Okun) to Tor (MDEP) and Tagliaferro (USEPA), June 5, 2015, Re: 20s and 30s Complexes, Building Demolition Barrier Areas Inspections (PDF) (23 pp, 8.1 MB)

40s Complex

Letter (with attachments) from Gagnon (O'Reilly, Talbot & Okun) to Tor (MDEP) and Tagliaferro (USEPA), June 5, 2015, Re: 40s Other Ground Covering Feature Area and Slab Area Inspection (PDF) (10 pp, 3.1 MB)

East Street Area 2 - North

Letter (with attachments) from Gagnon (O'Reilly, Talbot & Okun) to Tor (MDEP) and Tagliaferro (USEPA), June 5, 2015, Re: 19s Complex, Annual Inspection of Placed Usable Crushed Building Materials (PDF) (13 pp, 4.4 MB)

Letter (with attachments) from Gagnon (O'Reilly, Talbot & Okun) to Tor (MDEP) and Tagliaferro (USEPA), June 5, 2015, Re: 19s Complex, Annual Inspection of 19s Complex and Woodlawn Avenue Area (PDF) (11 pp, 4.1 MB)

Unkamet Brook Remediation

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), June 4, 2015, Re: Supplement to the Second Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (16 pp, 5.3 MB)

June 8, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter from Silfer (GE) to Dickerson (USEPA), June 5, 2015, Re: Final Completion Report for Silver Lake Area Removal Action - Addendum (PDF) (2 pp, 761 K)

June 4, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter from Dickerson (USEPA) to Gates (GE), June 4, 2015, Re: Silver Lake Area, Conditional Approval of GE's 2014 Annual Monitoring Report Dated March 2015 (PDF) (3 pp, 912 K)

June 4, 2015 - addition(s) to Meetings and Events

CT - Sub Committee of the GE Housatonic River Citizens Coordinating Council (CCC) - April 15, 2015

Draft Meeting Summary (PDF) (17 pp, 690 K)

June 3, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter (with enclosure) from Silfer (GE) to Dickerson (USEPA), May 20, 2015, Re: Silver Lake Area, Final Completion Report for Silver Lake Area Removal Action (PDF) (576 pp, 18.8 MB)

June 1, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter from Dickerson (USEPA) to Gates (GE), May 26, 2015, Re: Conditional Approval of GE's April 3, 2015 Second Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (2 pp, 839 K)

June 1, 2015 - addition(s) to Groundwater - Reports

GMA - 1, East Street Area 1, East Street Area 2, Lyman Street Area, Newell Street Area I, Newell Street Area II, Oxbow B, Silver Lake

Letter from Fisher (USEPA) to Gates (GE), May 22, 2015, Re: Conditional Approval of GE's February 27, 2015 Submittal Titled Groundwater Management Area 1, Monitoring Event Evaluation Report - Fall 2014 (PDF) (9 pp, 656 K)

May 28, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter (with attachments) from Gates (GE) to Fisher (USEPA), May 20, 2015, Re: On-Plant Consolidation Areas, Hill 78 OPCA Drainage Swale Repair Summary (Revised) (PDF) (17 pp, 4.4 MB)

May 26, 2015 - addition(s) to Sitewide Documents - Reports

Off-Site Waste Shipment

Letter from Gates (GE) to Tagliaferro (USEPA), May 20, 2015, Re: Supplement to Notification of Off-Site Shipments of Waste Material from Response Actions Under Consent Decree (PDF) (2 pp, 47 K)

May 26, 2015 - addition(s) to Floodplain Properties - Reports

Phase 4 Floodplain Properties

Letter (with attachments) from Zapisek (Avatar) to Tagliaferro (USEPA), May 20, 2015, Re: 2015 Phase 4C Floodplain Property Vernal Pool Survey (PDF) (6 pp, 1.2 MB)

May 15, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter from Dickerson (USEPA) to Gates (GE), May 14, 2015, Re: Approval of GE's April 30, 2015 Third Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (2 pp, 713 K)

May 15, 2015 - addition(s) to Groundwater - Reports

GMA - 3, Unkamet Brook Area

Letter from Fisher (USEPA) to Gates (GE), May 12, 2015, Re: Conditional Approval of GE’s March 6, 2015 Submittal Titled Groundwater Management Area 3, Groundwater and NAPL Monitoring Interim Report - Fall 2014 (PDF) (4 pp, 632 K)

May 12, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2015

April 2015 (PDF) (70 pp, 1.6 MB)

May 11, 2015 - addition(s) to Housatonic River ½ Mile - Reports

Annual Monitoring Reports

Letter from Tagliaferro (USEPA) to Mooney (GE), May 8, 2015, Re: Upper 1/2-Mile Reach, Conditional Approval of GE's 2014 Annual Monitoring Report (PDF) (2 pp, 482 K)

May 11, 2015 - addition(s) to Housatonic River 1½ Mile - Reports

Annual Monitoring Reports

Letter (with attachment) from Tagliaferro (USEPA) to Mooney (GE), May 8, 2015, Re: 1 1/2-Mile Reach, 2014 Annual Monitoring Report and Report Addendum (PDF) (4 pp, 512 K)

May 7, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter from Gates (GE) to Dickerson (USEPA), April 30, 2015, Re: Third Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action: Request for Approval of Additional Off-Site Disposal Facility (PDF) (2 pp, 505 K)

May 5, 2015 - addition(s) to Sitewide Documents - Reports

Off-Site Waste Shipment

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA), May 1, 2015, Re: Off-Site Shipments of Waste Material from Response Actions Under Consent Decree (PDF) (5 pp, 1.2 MB)

May 5, 2015 - addition(s) to Groundwater - Reports

GMA - 4, Hill 78 Area

Letter from FIsher (USEPA) to Gates (GE), May 1, 2015, Re: Conditional Approval of General Electric's February 23, 2015 submittal titled Groundwater Management Area 4, Monitoring Event Evaluation Report - Fall 2014 (PDF) (3 pp, 629 K)

May 5, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter from Fisher (USEPA) to Gates (GE), May 1, 2015, Re: Conditional Approval of General Electric’s February 23, 2015 submittal titled On-Plant Consolidation Areas, Post-Closure Groundwater Monitoring Event Evaluation Report - Fall 2014 (PDF) (4 pp, 633 K)

May 5, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment

Letter from Dickerson (USEPA) to Gates (GE), May 04, 2015, Re: Approval of GE's Additional Cap Material Placement Near SL-CAP-1 (PDF) (2 pp, 983 K)

April 21, 2015 - addition(s) to Meetings and Events

CT - Sub Committee of the GE Housatonic River Citizens Coordinating Council (CCC) - April 15, 2015

Rest of River Remedy Decision Flow Chart (PDF) (1 pg, 593 K)

Presentation on Sediment PCB Data Summary Report for Connecticut (PDF) (13 pp, 1.4 MB)

Presentation on the Results of 2012 Connecticut Fish and Benthic Invertebrate Sampling/Analysis (PDF) (15 pp, 2.1 MB)

April 16, 2015 - addition(s) to Meetings and Events

CT - Sub Committee of the GE Housatonic River Citizens Coordinating Council (CCC) - April 15, 2015

Presentation: Remediation Update on Unkamet Brook and Silver Lake Areas (PDF) (21 pp, 4 MB)

April 16, 2015 - addition(s) to Housatonic River 1½ Mile - Reports

Annual Monitoring Reports

Letter (with attachment) from Mooney (GE) to Tagliaferro (USEPA), April 14, 2015, Re: 1 1/2 Mile Reach, 2014 Annual Monitoring Report - Addendum (PDF) (2 pp, 837 K)

April 13, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), April 10, 2015, Re: Silver Lake Area, Additional Cap Material Placement Near SL-CAP-01 (PDF) (5 pp, 2 MB)

April 13, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2015

March 2015 (PDF) (74 pp, 1.7 MB)

April 10, 2015 - addition(s) to Floodplain Properties - Reports

Floodplain Residential Properties Downstream of the Confluence

Letter from Fisher (USEPA) to Mooney (GE), April 8, 2015, Re: Conditional Approval of GE’s February 6, 2015 Submittal Titled Addendum to Revised Pre-Design Investigation Work Plan, Floodplain Residential Properties Downstream of the Confluence – Actual/Potential Lawns (PDF) (3 pp, 553 K)

April 7, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), April 3, 2015, Re: Second Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (99 pp, 8.3 MB)

April 3, 2015 - addition(s) to GE Plant Area - Reports

Discharge Monitoring Reports

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA), Division of Watershed Management (MDEP), and Western Regional Office (MDEP), March 26, 2015, Re: February 2015 Dicharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (144 pp, 7 MB)

April 2, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter from Pelto (MDEP) to Gates (GE), April 2, 2015, Re: Silver Lake Area, Certification of Completion of Installation of Restoration Work (PDF) (2 pp, 530 K)

April 2, 2015 - addition(s) to Meetings and Events

CT-Sub Committee of the GE Housatonic River Citizens Coordinating Council (CCC) - April 15, 2015

Agenda (PDF) (1 pg, 528 K)

March 26, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Reports

Immediate Response Action Status Report for Unkamet Brook Area, September 1998 (PDF) (38 pp, 3.6 MB)

March 24, 2015 - addition(s) to Rest of River - Reports

General

Letter (with attachments) from Campbell (Avatar) to Hugh (USACE), March 23, 2015, Re: Sediment PCB Data Summary for Connecticut (PDF) (49 pp, 8.6 MB)

March 20, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter from Fisher (USEPA) to Gates (GE), March 18, 2015, Re: Conditional Approval of GE’s July 24, 2014 Submittal Titled On-Plant Consolidation Areas, OPCA Hill 78 Drainage Swale Repair Summary (PDF) (2 pp, 625 K)

March 20, 2015 - addition(s) to GE Plant Area - Reports

20s, 30s, and 40s Complexes

Letter from Fisher (USEPA) to Thurston (Pittsfield Economic Development Corporation), March 19, 2015, Re: Design of Berkshire Innovation Center (PDF) (2 pp, 693 K)

East Street Area 2 - North

Letter (with attachments) from Gates (GE) to Ziegler (MDEP), March 17, 2015, Re: East Street Area 2-North, Revised Grant of Environmental Restriction and Easement, Post-Work Notification, Building 100 Utility Emergency Repair Project (PDF) (6 pp, 2.1 MB)

Unkamet Brook Reports

Letter (with attachments) from Gates (GE) to Ziegler (MDEP), March 17, 2015, Re: Unkamet Brook West, Grant of Environmental Restriction and Easement, Post-Work Notification, General Dynamics Utility Emergency Repair Project (PDF) (6 pp, 2.3 MB)

NPDES Permit and Support Documents

Letter (with attachments) from Silfer (GE) to Dart (USEPA), Water Enforcement (USEPA) and WERO Bureau of Resource Protection (MDEP), February 26, 2015, Re: NPDES Permit No. MA0003891 Part I.C.4 and Attachment C - Best Management Practices Plan and BMP B.1 - 2014 Annual BMP and SWPPP Related Activities Summary Report (PDF) (58 pp, 2.2 MB)

Letter (with attachments) from Silfer (GE) to Dart (USEPA), Water Enforcement (USEPA), and WERO Bureau of Resource Protection (MDEP), February 26, 2015, Re: NPDES Permit No. MA0003891 Part I.C.2 - Stormwater Pollution Prevention Plan (PDF) (53 pp, 2.5 MB)

March 20, 2015 - addition(s) to Sitewide Documents - Reports

EPA (Avatar) Uniform Federal Policy - Quality Assurance Project Plan (March 2015)

Final Quality Assurance Project Plan, March 17, 2015 (PDF) (847 pp, 11.4 MB)

March 19, 2015 - addition(s) to GE Plant Area - Reports

East Street Area 2 - South

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Fisher (USEPA), March 16, 2015, Re: East Street Area 2-South and Newell Street Area 2, Summary of October 2014 Tree Installation Activities (PDF) (5 pp, 1.3 MB)

March 17, 2015 - addition(s) to Groundwater - Reports

GMA - 3, Unkamet Brook Area

Letter from Fisher (USEPA) to Gates (GE), March 12, 2015, Re: Conditional Approval of GE's August 29, 2014 Submittal Titled Appendix F, Sub-Slab Soil Gas and Indoor Air Investigation Summary Report for Buildings 51 and 59 in the Groundwater Management Area 3, Groundwater Quality and NAPL Monitoring Interim Report for Spring 2014 (PDF) (11 pp, 1.6 MB)

March 12, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2015

February 2015 (PDF) (78 pp, 4 MB)

March 10, 2015 - addition(s) to Groundwater - Reports

GMA - 3, Unkamet Brook Area

Letter (with attachments) from Gates (GE) to Fisher (USEPA), March 6, 2015, Re: Groundwater Management Area 3, Groundwater and NAPL Monitoring Interim Report for Fall 2014 (PDF) (43 pp, 2.2 MB)

March 6, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter from Dickerson (USEPA) to Gates (GE), March 4, 2015, Re: Conditional Approval of GE's December 12, 2014 Addendum to the Supplemental Information Packagefor the Unkamet Brook Area Removal Action (PDF) (4 pp, 1.4 MB)

Discharge Monitoring Reports

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA), Division of Watershed Management (MDEP), and Western Regional Office (MDEP), February 26, 2015, Re: January 2015 Dicharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (134 pp, 6.7 MB)

NPDES Chronic Toxicity Biomonitoring Report for December 2014, January 26, 2015 (PDF) (126 pp, 5.7 MB)

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA) and Division of Watershed Management (MDEP), January 26, 2015, Re: December 2014 Discharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (153 pp, 4.1 MB)

March 5, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment and Soils Adjacent to Silver Lake

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), March 4, 2015, Re: Silver Lake Area, 2014 Annual Monitoring Report (PDF) (256 pp, 7.6 MB)

March 4, 2015 - addition(s) to Rest of River - Reports

Proposed Remedial Action, Supporting Documentation and Public Comment

Comments by Environmental Stewardship Concepts on behalf of Technical Assistant Grant recipient HRI (PDF) (113 pp, 1.2 MB)

Comments by Non-Government Organizations (PDF) (34 pp, 4.4 MB)

March 4, 2015 - addition(s) to Groundwater - Reports

GMA - 1, East Street Area 1, East Street Area 2, Lyman Street Area, Newell Street Area I, Newell Street Area II, Oxbow B, Silver Lake

Letter (with attachments) from Gates (GE) to Fisher (USEPA), February 27, 2015, Re: Groundwater Management Area 1, Monitoring Event Evaluation Report, Fall 2014 (PDF) (94 pp, 4.6 MB)

  • Appendix A (PDF) (26 pp, 792 K)
  • Appendix B (PDF) (2,461 pp, 71 MB)
    NOTE: Appendix B is a very large PDF. You may want to save it to your PC to view the file (Right-Click > Save Link/Target As..).
  • Appendices C-I (PDF) (169 pp, 5.8 MB)
  • Appendices J-K (PDF) (591 pp, 38.2 MB)
    NOTE: Appendix J-K is a very large PDF. You may want to save it to your PC to view the file (Right-Click > Save Link/Target As..).

March 3, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment

Letter from Dickerson (USEPA) to Gates (GE), March 02, 2015, Re: Silver Lake Area, Approval of GE's Cap Thickness Testing Program for SL-CAP-1 (PDF) (2 pp, 931 K)

February 26, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter (with attachments) from Gates (GE) to Fisher (USEPA), February 23, 2015, Re: On-Plant Consolidation Areas, Post-Closure Groundwater Monitoring Event Evaluation Report, Fall 2014 (PDF) (39 pp, 925 K)

February 26, 2015 - addition(s) to Groundwater - Reports

GMA - 4, Hill 78 Area

Letter from Gates (GE) to Fisher (USEPA), February 23, 2015, Re: Groundwater Management Area 4, Monitoring Event Evaluation Report, Fall 2014 (PDF) (279 pp, 13.4 MB)

February 24, 2015 - addition(s) to Groundwater - Reports

GMA - 3, Unkamet Brook Area

Letter from Fisher (USEPA) to Gates (GE), February 23, 2015, Re: Conditional Approval of GE's August 29, 2014 Submittal Titled Groundwater Management Area 3, Groundwater Quality and NAPL Monitoring Interim Report for Spring 2014 (PDF) (3 pp, 551 K)

February 20, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), December 12, 2014, Re: Addendum to the Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (20 pp, 676 K)

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), September 17, 2014, Re: Supplemental Information Package for the Unkamet Brook Area Removal Action (PDF) (15 pp, 702 K)

February 19, 2015 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

Letter (with attachment) from Gates (GE) to Dickerson (USEPA), April 14, 2014, Re: Revised Final Removal Design/Removal Action Work Plan for Unkamet Brook Area-Remainder (PDF) (164 pp, 3.2 MB)

February 18, 2015 - addition(s) to Floodplain Properties - Reports

Floodplain Residential Properties Downstream of the Confluence

Addendum to Pre-Design Investigation Work Plan for Floodplain Residential Properties Downstream of the Confluence - Actual/Potential Lawns, February 2015 (PDF) (29 pp, 981 K)

February 18, 2015 - addition(s) to OPCA - Reports

OPCA Reports

Letter (with attachments) from Gates (GE) to Fisher (USEPA), February 12, 2015, Re: On-Plant Consolidation Areas, Hill 78 OPCA Drainage Swale Repair Summary (PDF) (15 pp, 4.1 MB)

February 11, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2015

January 2015 (PDF) (151 pp, 6.2 MB)

February 11, 2015 - addition(s) to Meetings and Events

GE-Housatonic River Citizens Coordinating Council (CCC) Meetings and Events - Past Meetings: 1/28/15

Unkamet Brook Cleanup Area Presentation with Silver Lake Cap Monitoring Update (PDF) (23 pp, 3.6 MB)

February 5, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), February 3, 2014, Re: Silver Lake Area, Cap Thickness Testing Program for SL-CAP-1 (PDF) (3 pp, 1 MB)

February 2, 2015 - addition(s) to Housatonic River 1½ Mile - Reports

Annual Monitoring Reports

2014 Annual Monitoring Report, 1 1/2-Mile Reach, January 2015 (PDF) (99 pp, 8.4 MB)

February 2, 2015 - addition(s) to Housatonic River ½ Mile - Reports

Annual Monitoring Reports

Letter (with attachments) from Mooney (GE) to Tagliaferro (USEPA), January 29, 2015, Re: Upper 1/2 Mile Reach, 2014 Annual Monitoring Report (PDF) (24 pp, 2.1 MB)

January 30, 2015 - addition(s) to Meetings and Events

GE-Housatonic River Citizens Coordinating Council (CCC) Meetings and Events - Past Meetings: 1/28/15

CT DEEP Inland Fisheries Division - 2013-14 Housatonic River Research & Management Report (PDF) (57 pp, 3.2 MB)

January 30, 2015 - addition(s) to Meetings and Events

GE-Housatonic River Citizens Coordinating Council (CCC) Meetings and Events - Past Meetings: 10/29/14

Final Meeting Summary (PDF) (14 pp, 603 K)

January 23, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment

Letter from Dickerson (USEPA) to Gates (GE), January 22, 2015, Re: Silver Lake Area, Conditional Approval of GE's 2014 Monitoring of Cap Thickness and Integrity, Cap Isolation Layer, Deposition on Cap, and Sediment Collection Traps dated December 29, 2014 (PDF) (3 pp, 1 MB)

January 21, 2015 - addition(s) to Meetings and Events

GE-Housatonic River Citizens Coordinating Council (CCC) Meetings and Events - 1/28/15

Agenda (PDF) (1 pg, 526 K)

January 16, 2015 - addition(s) to GE Plant Area - Reports

East Street Area 1 - North

Letter (with attachments) from Gates (GE) to Ziegler (MDEP), January 9, 2015, Re: East Street Area 1-North, Grant of Environmental Restriction and Easement - Post-Work Notification, Southside Recovery System - Pipeline Replacement (PDF) (10 pp, 2.5 MB)

East Street Area 2 - North

Letter (with attachments) from Gates (GE) to Ziegler (MDEP), January 9, 2015, Re: East Street Area 2-North, Grant of Environmental Restriction and Easement - Post-Work Notification, Water Line Terminations and Storm Sewer Manhole Repair (PDF) (11 pp, 4.6 MB)

Unkamet Brook Reports

Letter (with attachments) from Gates (GE) to Ziegler (MDEP) and Tagliaferro (USEPA), January 8, 2015, Re: Unkamet Brook Area, Post-Excavation Notification - Storm Sewer Repairs (PDF) (12 pp, 3.2 MB)

General

Letter (with attachments) from Gates (GE) to Ziegler (MDEP) and Tagliaferro (USEPA), January 8, 2015, Re: East Street Area 1-South, Post-Excavation Notification - Southside Groundwater Recovery System Repair (PDF) (7 pp, 2 MB)

January 15, 2015 - addition(s) to Former Filled Oxbows - Reports

Newell Street Area I

Letter (with attachments) from Gates (GE) to Fisher (USEPA) and Gorski (MDEP), December 11, 2014, Re: Newell Street Area I and Upper 1/2 Mile Reach, Summary of Annual ERE Inspection for Parcels J9-23-24 and J9-23-26 (PDF) (7 pp, 619 K)

Letter (with attachments) from Gates (GE) to Fisher (USEPA) and Gorski (MDEP), December 11, 2014, Re: Newell Street Area I, Summary of 2014 Conditional Solution Inspection Activities (PDF) (14 pp, 624 K)

Newell Street Area II

Letter (with attachments) from Gates (GE) to Fisher (USEPA) and Gorski (MDEP), December 11, 2014, Re: Newell Street Area II, Summary of Annual ERE Inspection for the City of Pittsfield Property (PDF) (4 pp, 579 K)

Letter (with attachments) from Gates (GE) to Fisher (USEPA) and Gorski (MDEP), December 11, 2014, Re: Newell Street Area II and Upper 1/2 Mile Reach, Summary of 2014 Conditional Solution Inspection Activities (PDF) (8 pp, 610 K)

January 15, 2015 - addition(s) to GE Plant Area - Reports

East Street Area 1 - North

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Gorski (MDEP), December 11, 2014, Re: East Street Area 1 North, Summary of 2014 Conditional Solution Inspection Activities (PDF) (7 pp, 619 K)

Unkamet Brook Reports

Letter (with attachments) from Gates (GE) to Dickerson (USEPA) and Gorski (MDEP), December 11, 2014, Re: Unkamet Brook Area, Summary of 2014 Annual ERE Inspection Activities (PDF) (15 pp, 1.4 MB)

January 15, 2015 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2014

December 2014 (PDF) (100 pp, 3.6 MB)

January 8, 2015 - addition(s) to GE Plant Area - Reports

Discharge Monitoring Reports

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA), Division of Watershed Management (MDEP), and Western Regional Office (MDEP), December 18, 2014, Re: November 2014 Discharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (137 pp, 6.6 MB)

January 6, 2015 - addition(s) to Silver Lake - Reports

Silver Lake Sediment

Letter (with attachments) from Gates (GE) to Dickerson (USEPA), December 29, 2014, Re: Silver Lake Area, 2014 Monitoring of Cap Thickness and Integrity, Cap Isolation Layer, Deposition on Cap, and Sediment Collection Traps (PDF) (23 pp, 1.3 MB)

Target Sheet for Diver Video, Attachment A to Silver Lake Area 2014 Monitoring of Cap Thickness and Integrity, Cap Isolation Layer, Deposition on Cap, and Sediment Collection Traps (PDF) (1 pg, 551 K)

December 30, 2014 - addition(s) to GE Plant Area - Reports

Hill 78 Area - Remainder

Letter (with attachments) from Gates (GE) to Ziegler (MDEP), December 23, 2014, Re: Hill 78 Area-Remainder, Grant of Environmental Restriction and Easement (GERE), Post-Work Notification, Excavations for Fiber Optic Installation (PDF) (6 pp, 1.1 MB)

December 23, 2014 - addition(s) to GE Plant Area - Reports

East Street Area 2 - North

Letter (with attachments) from Gates (GE) to Ziegler (MDEP), December 19, 2014, Re: East Street Area 2-North, Revised Grant of Environmental Restriction and Easement - Post-Work Notification Building 100 Utility Emergency Repair Project (PDF) (11 pp, 1.7 MB)

December 23, 2014 - addition(s) to Former Filled Oxbows - Reports

Lyman Street Area and Former Filled Oxbow B

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Gorski (MDEP), December 16, 2014, Re: Lyman Street Area, Summary of Annual ERE Inspection for Portion of the Lyman Street Sidewalk (PDF) (4 pp, 588 K)

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Gorski (MDEP), December 16, 2014, Re: Lyman Street Area; Upper 1/2 Mile Reach of Housatonic River and 1 1/2 Mile Reach of Housatonic River, Summary of 2014 Conditional Solution Inspection Activities (PDF) (15 pp, 667 K)

Former Filled Oxbows A and C

Letter (with attachments) from Gates (GE) to Fisher (USEPA) and Gorski (MDEP), December 16, 2014, Re: Former Oxbow Areas A and C and 1 1/2 Mile Reach of Housatonic River, Summary of 2014 Conditional Solution Inspection Activities (PDF) (11 pp, 637 K)

Former Filled Oxbows J and K

Letter (with attachments) from Gates (GE) to Fisher (USEPA) and Gorski (MDEP), December 16, 2014, December 17, 2014, Re: Former Oxbow Areas J and K, Summary of 2014 Conditional Solution Inspection Activities (PDF) (10 pp, 609 K)

December 23, 2014 - addition(s) to Housatonic River 1½ Mile - Reports

Post-Removal Inspection Reports

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Gorski (MDEP), December 17, 2014, Re: 1 1/2-Mile Reach of Housatonic River, Summary of 2014 Annual ERE Inspection Activities (PDF) (12 pp, 637 K)

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Gorski (MDEP), December 17, 2014, Re: 1 1/2-Mile Reach of Housatonic River, Summary of 2014 Conditional Solution Inspection Activities (PDF) (15 pp, 673 K)

December 23, 2014 - addition(s) to Silver Lake - Reports

Silver Lake Sediment

Letter (with attachments) from Gates (GE) to Dickerson (USEPA) and Gorski (MDEP), December 17, 2014, Re: Silver Lake Area, Summary of 2014 Conditional Solution Inspection Activities (PDF) (13 pp, 1 MB)

Letter (with attachments) from Gates (GE) to Dickerson (USEPA) and Gorski (MDEP), December 17, 2014, Re: Silver Lake Area, Summary of 2014 Annual ERE Inspection Activities (PDF) (14 pp, 1.3 MB)

December 23, 2014 - addition(s) to Floodplain Properties - Reports

Residential and Non-Residential Floodplain Properties Adjacent to the 1 1/2 Mile Reach -- General

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Gorski (MDEP), December 17, 2014, Re: Floodplain Non-Residential Properties Adjacent to 1 1/2 Mile Reach of Housatonic River and 1 1/2 Mile Reach of River, Summary of 2014 Conditional Solution Inspection at Parcel I7-1-5 (PDF) (4 pp, 594 K)

Letter (with attachments) from Gates (GE) to Tagliaferro (USEPA) and Gorski (MDEP), December 17, 2014, Re: Floodplain Non-Residential Properties Adjacent to 1 1/2 Mile Reach of Housatonic River and 1 1/2 Mile Reach of River, Summary of Annual ERE Inspections of Parcels I8-4-7 and I7-1-101 (PDF) (6 pp, 622 K)

Phase 4 Floodplain Properties

Letter (with attachments) from Zapisek (Avatar) to Tagliaferro (USEPA), December 17, 2014, Re: 2014 Phase 4C Floodplain Property Vernal Pool Monitoring Summary (PDF) (34 pp, 5.3 MB)

December 19, 2014 - addition(s) to GE Plant Area - Reports

Discharge Monitoring Reports

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA), Division of Watershed Management (MDEP), and Western Regional Office (MDEP), November 25, 2014, Re: October 2014 Discharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF)  (139 pp, 28.1 MB)

NPDES Chronic Toxicity Biomonitoring Report for September 2014, October 24, 2014 (PDF) (84 pp, 16.3 MB)

Letter (with attachments) from Silfer (GE) to Water Enforcement (USEPA) and Division of Watershed Management (MDEP), October 24, 2014, Re: September 2014 Discharge Monitoring Reports, NPDES Permit No. MA0003891 (PDF) (141 pp, 27.8 MB)

December 17, 2014 - addition(s) to Sitewide Documents - Reports

CD Monthly Status Reports - 2014

November 2014 (PDF) (101 pp, 4 MB)

December 8, 2014 - addition(s) to Sitewide Documents - Reports

Registry of Properties

Letter from Mooney (GE) to Van Der Kar (Pittsfield Conservation Commission), December 2, 2014, Re: Notice Relating to Registry of Properties in Pittsfield Subject to Consent Decree (PDF) (2 pp, 654 K)

December 8, 2014 - addition(s) to Meetings and Events

GE-Housatonic River Citizens Coordinating Council (CCC) Meetings and Events - May 7, 2014

Final Meeting Summary (PDF) (19 pp, 626 K)

December 8, 2014 - addition(s) to GE Plant Area - Reports

Unkamet Brook Remediation

GE - Housatonic River, Fact Sheet: Unkamet Brook Site Update, December 1, 2014 (PDF) (2 pp, 1.1 MB)

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