|
2018.08.17 Revised Corporation Yard, Building 120 Concrete Sampling Approach, Approval Letter |
DTSC |
2018 |
Agency Letter |
|
2018.04.03 Phase IV, EPA North Meadow, Supplementary PCB Sampling Results DTSC Comment Letter |
DTSC |
2018 |
Agency Letter |
|
2012.06.01 Phase II Sampling Results Technical Memorandum, RTC Approval Letter |
DTSC |
2012 |
Agency Letter |
|
2020.06.16 Corporation Yard, Triplicates Sampling Approach, HERO Comment Letter |
DTSC |
2020 |
Agency Letter |
|
2023.02.06 Approval of Corporation Yard, Triplicates Sample Results |
DTSC |
2023 |
Agency Letter |
|
2007.09.17 Final Memorandum for a Time-Critical Removal Action (TCRA) at the Former Forest Products Laboratory Wood Treatment Laboratory, Approval Letter |
DTSC |
2007 |
Agency Letter |
|
2012.02.07 Draft Phase I October 2011 Groundwater Sampling Results Technical Memorandum, Comment Letter |
DTSC |
2012 |
Agency Letter |
|
2018.11.18 Draft 2014 Groundwater Sampling Results Technical Memorandum, Approval Letter |
DTSC |
2014 |
Agency Letter |
|
2020.09.28 B280 Trench Project, DTSC Comment Letter |
DTSC |
2020 |
Agency Letter |
|
2022.08.18 2021 Sampling Results Technical Memorandum Approval |
DTSC |
2022 |
Agency Letter |
|
2017.12.21 Draft Phase V Sampling Results Technical Memorandum Western Stege Marsh, DTSC Comment Letter |
DTSC |
2017 |
Agency Letter |
|
2013.10.16 Monitoring Well Installation Work Plan, Area 1, University of California Richmond Field Station, Approval Letter |
DTSC |
2013 |
Agency Letter |
|
2018.10.22 Mercury Fulminate Area Excavation Pilot Study, Approval Letter |
DTSC |
2018 |
Agency Letter |
|
2020.03.13 NRLF Bioretention Area Sampling Approach, Approval Letter |
DTSC |
2020 |
Agency Letter |
|
2020.12.18 Western Transition Area DTSC Comment Letter |
DTSC |
2020 |
Agency Letter |
|
2015.01.15 Response to Comments for "Monitoring Well Installation Report and Initial Groundwater Sampling Results, Vicinity of the Biologically Active Permeable Barrier" DTSC Approval Letter |
DTSC |
2015 |
Agency Letter |
|
2018.06.28 Phase IV EPA North Meadow, Supplementary PCB Sampling Results DTSC Approval Letter |
DTSC |
2019 |
Agency Letter |
|
2016.12.14 Draft Soil Management Plan, Revision 1, DTSC Comment Letter |
DTSC |
2016 |
Agency Letter |
|
2007.09.21 Soil Confirmation and Perimeter Air Monitoring Plan for FPL Time Critical Removal Action, Approval Letter |
DTSC |
2007 |
Agency Letter |
|
1991.03.22 EPA Region 9 Laboratory Siting |
EPA |
1991 |
Agency Letter |
|
2023.02.03 Approval of Eastern Transition Area, Revised Proposed Sampling Letter |
DTSC |
2023 |
Agency Letter |
|
2018.09.06 TSCA PCB Risk-based Disposal Approval Application EPA North Meadow - EPA Approval Letter |
EPA |
2018 |
Agency Letter |
|
2011.03.08 Third Addendum to the Treatability and Pilot Study Work Plan for Localized Occurrences of Volatile Organic Compounds in Groundwater, Lots 1 and 2, Former Zeneca Facility Approval Letter |
DTSC |
2011 |
Agency Letter |
|
2019.10.25 Draft Feasibility Study/Remedial Action Plan for Lot 1, Lot 2, and the Upland Portion of Lot 3 Approval Letter |
DTSC |
2019 |
Agency Letter |
|
2012.10.23 Draft Phase I November 2010 through April 2012 Groundwater Sampling Results Technical Memorandum, Comment Letter |
DTSC |
2012 |
Agency Letter |
|
2019.04.04 Draft Soil Management Plan, Revision 2 Removal Action Workplan, Attachment C - DTSC Comment Letter |
|
2019 |
Agency Letter |
|
2013.05.20 Draft Groundwater Investigation Within and In the Vicinity of the BAPB at the Richmond Field Station, Comment Letter |
DTSC |
2013 |
Agency Letter |
|
2019.06.03.UC Berkeley Richmond Field Station Mercury Area Pilot Study DTSC Conditional Approval Letter |
DTSC |
2019 |
Agency Letter |
|
2012.10.04 Revised TCE Risk Evaluation, DTSC Approval |
DTSC |
2012 |
Agency Letter |
|
2021.05.11 EPA Approval Letter - B112 TSCA Application |
EPA |
2021 |
Agency Letter |
|
2007.05.25 Concurrence letter from DTSC on Pyrite Cinder- containing Soils Management Procedures |
DTSC |
2007 |
Agency Letter |
|
2007.10.18 DTSC Approval Letter of the Draft Current Conditions Report |
DTSC |
2007 |
Agency Letter |
|
2013.05.02 Site Characterization Report Approval Letter |
DTSC |
2013 |
Agency Letter |
|
2017.06.20 Responsiveness Summary for Public Comments Received on Draft Feasibility Study and Remedial Action Plan and Negative Declaration Zeneca/Former Stauffer Chemical Site Habitat Area 2 |
DTSC |
2017 |
Agency Letter |
|
2012.02.22 Field Sampling Work Plan to conduct additional groundwater investigation within and in the vicinity of the BAPB at the University of California Richmond Field Station, Comment Letter |
DTSC |
2012 |
Agency Letter |
|
2016.11.16 Calendar for Implementation, Richmond Field Station Site, Approval |
DTSC |
2016 |
Agency Letter |
|
2009.12.07 Results of Evaluation of Pre-Construction Conditions in Soil Meade By-Pass Roadway, Richmond, California, Approval Letter |
DTSC |
2009 |
Agency Letter |
|
2021.12.01 B277 Sample Results Summary Approval Letter |
DTSC |
2021 |
Agency Letter |
|
2018.09.27 Phase V Technical Memorandum Western Stege Marsh Approval Letter |
DTSC |
2018 |
Agency Letter |
|
2013.03.08 Notification of Piezometer Abandonment and Installation, and Scope of Work, Approval Letter |
DTSC |
2013 |
Agency Letter |
|
2021.01.19.Corporation Yard Sampling and Analysis DTSC Comment Letter |
DTSC |
2021 |
Agency Letter |
|
2005.08 Tentative Orders for Zeneca, Inc. and University of California Berkeley Richmond Field Station sites, Richmond, Contra Costa County |
San Francisco Regional Water Quality Control Board |
2005 |
Agency Letter |
|
2011.12.02 Technical Memorandum: University of California Richmond Field Station Biologically Active Permeable Barrier Groundwater Sampling Results, Comment Letter |
DTSC |
2011 |
Agency Letter |
|
2023.02.06 Corporation Yard, Triplicates Sample Results Revised Approval |
DTSC |
2023 |
Agency Letter |
|
2018.03.09 Draft 2017 Groundwater Sampling Results Technical Memorandum DTSC Approval Letter |
DTSC |
2018 |
Agency Letter |
|
2013.10.30 Final 2013 Groundwater Sampling Results Technical Memorandum Approval Letter |
DTSC |
2013 |
Agency Letter |
|
2012.03.15 Final Phase I October 2011 Groundwater Sampling Results Technical Memorandum, Approval Letter |
DTSC |
2012 |
Agency Letter |
|
2012.07.05 Technical Memorandum for Well Closures, Approval Letter |
DTSC |
2012 |
Agency Letter |
|
2018.10.25 Draft 2018 Groundwater Sampling Results Technical Memorandum, Comment Letter |
DTSC |
2018 |
Agency Letter |
|
2016.11.16 DTSC Approval Letter of Revised Schedule |
DTSC |
2016 |
Agency Letter |
