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Hazardous Materials and Waste Management Division
Cotter Mill Correspondence

2009 Documents

Cotter Corporation Caņon City Uranium Mill documents for public review:  2009 reports, correspondence, and other documents regarding radioactive materials acceptance and processing are listed below.

December 2009
December 29 Letter from Cotter:  Radiological Survey Plan and Dose Assessment Approach for Evaluation near Air Monitoring Station AS-210
December 28 Interim Cleanup of Access Entry Road Report
December 28 Letter from Cotter: Response to Comments on 2008 Annual Report
December 18 Conceptualization and Cost Estimate for Remediation Alternatives
December 17 Radioactive Materials License 369-01 Amendment 51
December 16 Proposed Additional Drilling Locations
December 16 Northwest Containment System Design Analysis
December 15 Letter from Cotter: Constructability Investigation Report for the Secondary Impoundment
December 14 Site Conceptual Model and Proposed Corrective Measures
 
November 2009
November 30 Air Pollution Control Division Warning Letter to Cotter Corporation
November 30 3rd Quarter 2009 Water Monitoring Report Addendum
November 23 3rd Quarter 2009 Water Monitoring Report
Data            Analysis
November 5 Letter to Cotter: Department Review of 2008 Annual Report
 
October 2009
October 30 Letter to Cotter: Response to Notice of Violation June 25, 2009
October 30 Monitor Well Installation (039 - 043) Final Report

Figures
Appendix A  - Borehole Logs
Appendix B - Core Box Pictures
Appendix C - Well Permit Applications and Test Reports

October 21 Letter to Cotter:  EPA NESHAPS Letter
 
September 2009
September 29 Letter from Cotter:  Air Pollution Emission Notice and Construction Permit Application for Planned Remedial Activities
September 15 Letter from Cotter: Status Report Golf Course (Northwest Pathway) Investigation
September 10 Letter from Cotter:  Ore Pad and Wood Stave Tank Removal Projects
 
August 2009
August 28 Semiannual Performance Objective Report
August 28 Semiannual Effluent Report
August 27 2nd Quarter 2009 Water Monitoring Report
Data            Analysis
August 6 Lincoln Park Water Use Survey Second Sampling
 
July 2009
July 30 Update of Corrective Action Plan for Groundwater North and West of Mill
July 28 Letter from Cotter: Response to Notice of Violation Received June 25, 2009
July 17 Letter from Cotter:  Site Liquids and Solid Materials Management Plan
July 2 Environmental and Occupational Performance Report, ALARA Review, and Annual Report on Remedial Action Plan Activities for Calendar Year 2008, Radioactive Materials License No. 369-01
 
June 2009
June 25 Response to CCAT April 2009 resignation
June 24 Letter to Cotter:  May 2009 Inspection Notice of Violation
June 24 Letter to Cotter:  May 2009 Inspection Report
June 23 Letter to Cotter: Approval of Constructability Work Plan for the Secondary Impoundment
June 16 Letter to Cotter: Surety Review
June 16 Letter to Cotter:  Wood Stave (CCD) Tank Demolition Work Plan Comments
June 10 Constructability Investigation Work Plan for the Secondary Impoundment
June 5 Letter from Cotter: Site Liquids and Solids Management Plan Draft Table of Contents
June 2 Lincoln Park Citizens' Update
 
May 2009
May 27 1st Quarter 2009 Water Monitoring Report
Data            Analysis
May 22 Quality Assurance Program Plan
May 4 Rescission of Appeal Regarding Analysis of Alternatives
May 4 Wood Stave Tank Demolition

 

April 2009
April 13 Update of Corrective Action Plan for Groundwater North and West of Mill

Attachment A  Isoconcentration Maps
Attachment B  Aerial Photographs
Attachment C  Cross Sections
Attachment D  Soil Quality Data
Attachment E  Geophysical Survey Assessment
 
March 2009
March 31 Letter of Intent to Refurbish Mill
March 26 Letter from Cotter: Radon Flux Testing Uranium Mill Primary Tailings Pond
March 9 Notice of Transfer of Western Slope Ore
 
February 2009
February 27 Lincoln Park Water Use Survey 2008
February 27 Semiannual Performance Objective Report
February 25 Semiannual Effluent Report
February 25 Letter to Cotter: Conceptual Level Study of Dewatering Alternatives
February 24 4th Quarter 2008 Water Monitoring Report
Data              Analysis
February 10 Radioactive Materials License 369-01 Amendment 50
 
January 2009
January 21 Letter to Cotter: Response to Evaluation and Comparison of Cotter Laboratory in the Inter- and Intra- Laboratory Quality Assessments
January 7 Evaluation and Comparison of Cotter Laboratory in the Inter- and Intra- Laboratory Quality Assessments