ENB Region 2 Completed Applications 03/28/2007

The Department of Environmental Conservation has initiated a modification and renewal of the State Pollutant Discharge Elimination System (SPDES) Permit for the East River Generating Station.  This action is undertaken pursuant to 6 NYCRR Part 750-1.18, New York State’s Environmental Benefit Permit Strategy (EBPS). The following permit has been modified:  The permit was modified in the following ways:  1) updated permit pages are used based on the current Department guidance, format and nomenclature; 2) renumbered and reordered Permit pages; 3) updated address for the Bureau of Watershed Compliance and the Regional Water Engineer; and 4) addition of new monitoring locations page.  Permit limits, levels and monitoring are altered as follows:  1) Outfall 01H, “HRSG 1 & 2 Boiler Blowdown”,  monitoring requirements are changed to be consistent with the requirements of Outfall 01A “Boiler Blowdown”; 2) a new monitoring requirement is created - Outfall 004 - “Substation Oil/Water Separator”; 3) monitoring frequency is modified for the 01E - Tank Farm Oil/Water Separator; and 4) Total Residual Chlorine limit for Outfall 001 is changed from 0.2 to 0.1mg/l.  And lastly, numerous biological reports and plans for the ultimate goal of reducing impingement and entrainment are required consisting of the following submissions: 1) an approvable “Impingement and Entrainment Report”; 2) an approvable “Design and Construction Technology Review”; 3) a “Proposed Suite of Technologies or Operational Measures” for Department review and consideration; 4) an approvable “Technology Installation and Operation Plan”; 5) an approvable “Verification Monitoring Plan”; 6) an approvable report which demonstrates compliance with 6 NYCRR Part 704.5 and 40 CFR 125 - Subpart J; 7) a report on cumulative reductions in impingement and entrainment and analysis of technologies following selection and implementation of the appropriate measures; 8) an approvable “Thermal Study Plan”; 9) a dye study; and 10) a Best Management Plan.  

Filed application documents, and Department draft permits where applicable, are available for inspection under the provisions of the Freedom of Information Law during normal business hours at the address of the contact person.