Documents:
2015 Talen MT CSES CCR Fugitive Dust Control Plan-1 and 2 STEP Old Clearwell
2015 CSES Units 1-4 Annual Structural Stability Inspection Report – STEP OCW
Colstrip 1&2 STEP Old Clearwell-CCR STEP Safety Factor Assessment October 2016 STEP OCW
Colstrip-CCR-Written-Closure-Plan-October-2016-1-2-STEP
Colstrip-CCR-Post-Closure-Plan-October-2016-1-2-STEP
Colstrip-CCR-Structural-Stability-Assessment-October-2016-1-2-STEP
Colstrip-CCR-Hazard-Potential-Classification-Assessment-October-2016-1-2-STEP
Colstrip-CCR-Units-12-STEP-Safety-Factor-Assessment-October-2016-1-2-STEP
Colstrip-CCR-Liner-Construction-Documentation-Report-October-2016-1-2-STEP
Colstrip-CCR-History-of-Construction-Report-October-2016-1-2-STEP
Colstrip-1-2-STEP-CCR-Inflow-Design-Flood-Control-System-Plan-October-2016
2016-Colstrip-Annual-CCR-Fugitive-Dust-Control-Report-1-and-2-Step-Old-Clearwell
2016-CSES-1-2-STEP-Old-Clearwell-Annual-Dam-Dike-Inspection-Report
Colstrip-1-2-STEP-Old-Clearwell-CCR-EAP
Colstrip-1-2-Step-Old-Clearwell-CCR-Groundwater-Monitoring-Statistical-Method-Certification-Oct-2017
Colstrip-1-2-Step-Old-Clearwell-CCR-Groundwater-Monitoring-Plan-Certification-Oct-2017
2017-Colstrip-Annual-CCR-Fugitive-Dust-Control-Report-12-STEP-Old-Clearwell
2017-CSES-CCR-Annual-Dam-Dike-Inspection-Report-Jorgensen-1-2-STEP-OCW
2017-Colstrip-CCR-Annual-Groundwater-Monitoring-Corrective-Action-Report-1-2-STEP-OCW
Annual Emergency Action Plan Face to Face 2017 Colstrip 12 STEP Old Clearwell
CCR Rule Assessment Notification Colstrip 257.94e3 5_8_18 - 1&2 STEP Old Clearwell
CCR Rule SSL Notification Colstrip 257.95(g) - 1&2 STEP Old Clearwell
MD18058 Location Restrictions - Colstrip Reduced - 1&2 STEP Old Clearwell
Talen Colstrip 2018 Fugitive Dust Control Report - 1&2 STEP Old Clearwell
2019 CSES Annual Dam and Dike Inspection Report - 1&2 STEP Old Clearwell
2018 Annual Groundwater Monitoring and Corrective Action Report - 1&2 STEP Old Clearwell
Notification of Assessment of Corrective Action - 1&2 STEP Old Clearwell
Revised Assessment of Corrective Measures - STEP Old Clearwell
CCR Rule SSL Notification Colstrip 257.95(g) Spring 2019 - STEP Old Clearwell
2019 Annual Fugitive Dust Control Report - STEP OCW
2019 CSES Annual Inspection Report - STEP OCW
2019 Annual Groundwater Monitoring and Corrective Action Report - STEP Old Clearwell
Spring 2020 Progress Report - STEP Old Clearwell
CCR Rule SSL Notification Colstrip 257.95(g) Spring 2020 - 1&2 Old Clearwell
CCR Rule SSL Notification Colstrip 257.95(g) Fall 2020 - STEP OCW
2020 Annual Fugitive Dust Control Report - STEP OCW
2020 CSES Annual Inspection Report - STEP OCW
2020 Annual Groundwater Monitoring and Corrective Action Report - STEP OCW
Colstrip Written Closure Plan updated May 2021 - STEP OCW
Spring 2021 Progress Report - STEP OCW
2021 Structural Stability Assessment - STEP OCW
CCR Rule SSL Notification Colstrip 257.95(g) Spring 2021 - STEP OCW
Fall 2021 Progress Report - STEP OCW
2021 Safety Factor Assessments - STEP OCW
2021 Annual Fugitive Dust Control Report - STEP OCW
SSL Notification Colstrip 257.95(g) Fall 2021 - STEP OCW
2021 Annual Groundwater Monitoring and Corrective Action Report - STEP OCW
2021 CSES Annual Inspection Report - STEP OCW
1&2 STEP Emergency Action Plan April 2022 - OCW
CCR Rule SSL Notification Colstrip 257.95(g) Spring 2022 - STEP OCW
Spring 2022 Progress Report - STEP OCW
Fall 2022 Progress Report - OCW
2022 Annual Fugitive Dust Report - STEP OCW
CCR Rule SSL Notification Colstrip 257.95(g) Fall 2022 - STEP OCW
2023 CSES Annual Inspection Report - STEP OCW
2022 Annual Groundwater and Corrective Action Report - STEP OCW