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EFSEC Document Search

Filter documents by Facility or Post Date.
Format: 01/22/2025
Format: 01/22/2025
Document Groupsort descending Document Name File Date
Columbia Generating Station Ecology Review of the 2017 Annual Raidological Environmental Operating Report for CGS 06/26/2018
Columbia Generating Station 2019 NPDES Permit Modification 03/19/2019
Columbia Generating Station Resolution 249 - Approval of the use of Sodium Bromide as Bio Fouling Agents with Conditions 05/14/1990
Columbia Generating Station CGS SCA Amendment 2 Signed 03/18/1982
Columbia Generating Station Resolution 311 Columbia Generation Station - Emergency Preparedness Offsite Agency Support 01/11/2005
Columbia Generating Station Resolution 299 - Amendment 1 03/15/2023
Columbia Generating Station Resolution 251 - NPDES Condition G35 Fulfilled 06/11/1990
Columbia Generating Station NPDES Approval Groundwater Mounding Study 07/26/2018
Columbia Generating Station Resolution 240 - Condition of G2 of the WNP-2 NPDES Permit 12/17/1987
Columbia Generating Station Original SCA with Attachments 05/16/1972
Columbia Generating Station Resolution 310 Energy Northwest - Columbia Generating Station Termination of Non-Radiological Environmental Monitoring Program 04/19/2004
Columbia Generating Station Resolution 332 - Amendment 1 03/15/2023
Columbia Generating Station Order 637 Regarding Application for Amendment to Air Quality Limitations for Emergency Diesel Generators 02/08/1982
Columbia Generating Station Groundwater Mounding Study Scoping Calculations Report 09/06/2018
Columbia Generating Station Resolution 230 (Rescinded by Council Motion 4/8/1991) 03/24/1986
Columbia Generating Station SCA_Amnd1 09/25/1975
Columbia Generating Station Resolution 307 Energy Northwest Disposal of Water Stored in WNP-1 and WNP-4 Service Water Ponds 09/08/2003
Columbia Generating Station 001_Energy Northwest 03/16/2023
Columbia Generating Station Order 874 Manage and Regulate Fugitive Radionuclide Emissions from the Evaporation Pond Wastewater Treatment System 01/21/2015
Columbia Generating Station Cover Letter 07/18/2018

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