April 3, 2013 Katherine A. Woodward, PE, Project Manager United States Environmental Protection Agency 5 Post Office Square, Suite 100 Mail Code OSRR07-2 Boston, MA 02109-3912 RE: Randolph Substation PCB Remediation Randolph, VT Dear Ms. Woodward: Green Mountain Power Corporation (GMP), formerly Central Vermont Public Service Corporation, has prepared the enclosed PCB Remediation Completion Report for the Randolph Substation site located in Randolph, Vermont. This report was prepared to document remedial and confirmatory sampling activities related to the removal of PCB-impacted material at the site as required by 40 CFR §761 and further specified in the USEPA Region 1 March 27, 2012 PCB cleanup and disposal approval letter. This report and appendices provide the information required by Condition 20 of the approval letter. Please contact me at
[email protected] or 802-747-5594 if you have any questions or comments regarding this report. Thank you, Beth Eliason Environmental Engineer Enc. cc: Gerold Noyes, Vermont Department of Environmental Conservation (electronic only) 45 Union Street, Rutland, Vermont 05701 PCB REMEDIATION COMPLETION REPORT RANDOLPH SUBSTATION RANDOLPH, VERMONT APRIL 3, 2013 GREEN MOUNTAIN POWER CORPORATION 45 UNION STREET RUTLAND, VERMONT PCB Remediation Completion Report GMP Randolph Substation Randolph, Vermont EXECUTIVE SUMMARY Green Mountain Power (formerly Central Vermont Public Service Corporation) performed self- implementing cleanup of residual polychlorinated biphenyl (PCB) impacts to soil and concrete at the Randolph Substation to attain the requirements for a high occupancy cleanup consistent with Toxic Substances Control Act (TSCA) regulations in Title 40 of the Code of Federal Regulations at Part 761 (40 CFR 761) Subpart G.