Archive | Calumet Montana Refining

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Truck Loading Rack

• Montana Department of Environmental Quality Interim Measure Remedy Review Request Letter January 2019

• Interim Measures Evaluation Report June 2019

• Montana Department of Environmental Quality Interim Measure Remedy Evaluation Approval Letter July 2019

• CAP Presentation Truck Loading Rack September 18, 2019

• Pilot Study Evaluation Report January 2020

• Montana Department of Environmental Quality Modified Recommended Remedial Approach Approval Letter January 2020

East and West Rail Loading Rack

• Rail Investigation Area Interim Measures Field Investigation Report September 2019

• Rail Investigation Area Interim Measures Field Investigation Report September 2021

Old Ponded Area

• Human Health Risk Assessment AOC 25 (Old Ponded Area) September 2019

• Notification of Change in Use AOC 25 Old Ponded Area July 2021

• Montana Department of Environmental Quality Approval of Incorporating AOC #25 into Facility-Wide Risk Assessment and RFI

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