Documents
Date Completed
Decision Documents
Explanation of Significant Difference
May 19, 2016
Groundwater Remediation Unit Record of Decision
Aug 15, 2003
Ecological Remediation Record of Decision
Apr 24, 1998
Soil Remediation Unit Record of Decision
Apr 04, 1996
Five Year Reviews
Groundwater Remediation Unit's Third Five-Year Review
May 08, 2024
Soil Remediation Unit Fifth Five-Year Review Report
Nov 30, 2023
BZS GRU Second Five-Year Review
Apr 01, 2019
Soil Remediation Unit Fourth Five-Year Review Report
May 23, 2018
Groundwater Remediation Unit First Five-Year Review Report
Apr 16, 2014
Soil Remediation Unit Third Five-Year Review Report
May 03, 2013
Soil Remediation Unit Second Five Year Review Report
May 07, 2008
Soil Remediation Unit First Five Year Review Report
May 07, 2003
Ground Water Documents
2023 Annual Data Report
Mar 08, 2024
2022 Annual Data Report
Mar 24, 2023
BZS GRU 2021 Annual Report
Mar 24, 2022
BZS GRU 2020 Annual Report
Feb 23, 2021
BZS GRU 2019 Annual Report
Apr 24, 2020
BZS GRU 2018 Annual Data Report
Apr 03, 2019
BZS GRU 2017 Annual Data Report
Apr 16, 2018
2016 Blackwell Zinc Annual Data Groundwater Report
Apr 13, 2017
2015 Annual Ground Water Report
Apr 14, 2016
2014 Annual Groundwater Data Report
Mar 24, 2015
Second Annual Report Groundwater Remediation Unit
Apr 19, 2013
2011 Annual Report
Jun 20, 2012
Residential Well Abandonment Report
Nov 23, 2011
Groundwater Treatment Plant and Pipeline Construction Completion
Sep 26, 2011
Well Completion Report, Groundwater Remediation Unit
Sep 06, 2011
Remedial Action Compliance Monitoring Plan
Sep 06, 2011
Cadmium Plume and Groundwater Protection Area Redelineation
Aug 10, 2011
Groundwater Investigation Unit Remedial Design Report
Apr 01, 2006
Revised Proposed Plan for Groundwater Remediation Unit
Jun 16, 2003
Groundwater Remediation Proposed Plan
Aug 06, 1998
Groundwater Investigation Unit Final Remedial Design Report
Mar 13, 1998
Focused Feasibility Study
Jan 09, 1998
Results of Phase I Groundwater Investigation
Nov 10, 1994
Expanded Groundwater Investigation
Jul 07, 1993
Results of Phase II Expanded Groundwater Investigation
Jul 01, 1993
Proposed Phase II Activities
Jul 01, 1992
Groundwater Investigation Unit Proposed Phase I
Aug 01, 1991
Reports
Blackwell ATSDR Public Health Assessment Distribution copy
Sep 21, 2018
BNSF Blackwell Railway Remedial Activities Completion Report
Dec 21, 2011
Sampling and Analysis Plan Addendum for Large Parcels
Dec 07, 2010
Final Tributary Inspection Report
Nov 05, 2010
Visible Smelter Material Cleanup
Dec 16, 2009
Final Tributary Inspection Work Plan
Sep 09, 2009
Shallow Soil Remedial Action
Jul 01, 2009
Stormwater Pollution Prevention Plan for Construction Activities
Mar 01, 2009
Revised Air Monitoring Procedures
Mar 01, 2009
Supplemental Soil Program Remedial Action Plan
Aug 31, 2008
Supplemental Soil Program Sampling and Analysis Plan
Aug 01, 2008
Supplemental Soil Program Quality Assurance Plan
Jul 01, 2008
Blackwell industrial park/legion park tributary surface water and sediment sampling and analysis plan, Blackwell, Oklahoma
Mar 28, 2008
Remedial Action Plan for Blackwell Public Schools
Nov 08, 2007
Sampling and Analysis Plan for Phase II Environmental Assessment 20 Acres
Apr 04, 2007
Shallow Soil Remedial Action Work Plan
Jul 07, 2005
Supplemental Shallow Soil Investigation Report
Jan 27, 2005
Revised Supplemental Shallow Soil Investigation Work Plan
Jun 07, 2004
Supplemental Shallow Soil Investigation Work Plan
Mar 25, 2004
Shallow Soil Investigation Report - Switching Yard
Oct 15, 2003
Shallow Soil Investigation Report - Right of Way and 27-Acre Tract
May 22, 2003
Revised Shallow Shallow Soil Investigation Work Plan
Apr 14, 2003
Shallow Soil Investigation Work Plan - Switching Yard
Mar 05, 2003
Revised Shallow Soil Investigation and Monitoring Well Installation
Aug 22, 2002
Shallow Soil Investigation and Monitoring Well Installation
Mar 29, 2002
2001 Completion Report
Jul 19, 2001
Railroad Spur Remediation Work
Dec 22, 1998
Community Relations Plan
Apr 22, 1998
Ecological Remediation Plan
Sep 30, 1997
Final Remedial Design Report
May 07, 1997
Proposed Plan
Jul 10, 1995
Results Study Area Investigation and Action Alternatives
Jul 01, 1995
Site Investigation Work Plan
Nov 10, 1994
Remedial Investigation Feasibility Study Appendix N
Sep 01, 1994
Results of Expanded Soil Screening
Apr 27, 1994
USEPA & ODEQ Memorandum of Understanding
Apr 08, 1994
Results of Soil Screening
Dec 16, 1993
Blackwell Industrial Authority Site Maintenance Plan
May 17, 1993
Soil Consolidation Plan - School Park
Apr 28, 1993
Consent Agreement and Final Order
Dec 03, 1992
Screening Site Inspection Work Plan
Feb 19, 1991
Waste Site Industrial Development
Jun 17, 1981