Final Environmental Impact Statement
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Final Environmental Impact Statement SOUTH PIER IMPROVEMENT PROJECT 29TH STREET AND 2ND AVENUE BROOKLYN, NEW YORK SUBMITTED TO New York State Department of Environmental Conservation, Division of Environmental Permits, Region II 47-40 21st Street Long Island City, New York 11101 APPLICANT Astoria Generating Company, L.P. a USPowerGen Company 505 Fifth Avenue, 21st Floor New York, New York 10017 PREPARED BY ESS Group, Inc. 401 Wampanoag Trail, Suite 400 East Providence, Rhode Island 02915 ESS Project No. U160-001 FILING DATE September 16, 2009 FINAL ENVIRONMENTAL IMPACT STATEMENT South Pier Improvement Project 29th Street and 2nd Avenue Brooklyn, New York Submitted To New York State Department of Environmental Conservation, Division of Environmental Permits, Region II 47-40 21st Street Long Island City, New York 11101 Applicant: Astoria Generating Company, L.P. a USPowerGen Company 505 Fifth Avenue, 21st Floor New York, New York 10017 Prepared By: ESS Group, Inc. 401 Wampanoag Trail, Suite 400 East Providence, Rhode Island 02915 ESS Project No. U160-001 Filing Date: September 16, 2009 Please note this is a double sided document. TABLE OF CONTENTS SECTION PAGE EXECUTIVE SUMMARY CHAPTER A: DESCRIPTION OF CHANGES TO THE DRAFT ENVIRONMENTAL IMPACT STATEMENT CHAPTER B: RESPONSIVENESS SUMMARY 1.0 DESCRIPTION OF PROPOSED PROJECT: SOUTH PIER IMPROVEMENT PROJECT............................ 1 1.1 Proposed Facility Layout and Design ..................................................................................... 3 1.1.1 Project Components.................................................................................................... 3 1.1.1.1 LMS100............................................................................................................. 4 1.1.1.2 Demineralized Water System............................................................................... 4 1.1.1.3 Fuel .................................................................................................................. 4 1.1.1.4 Exhaust Stack .................................................................................................... 5 1.1.1.5 Cooling System .................................................................................................. 5 1.1.1.6 Emission Control Systems ................................................................................... 6 1.1.1.7 Utility lnterconnects............................................................................................ 6 1.1.2 Materials Storage, Handling and Disposal...................................................................... 7 1.1.2.1 Water Storage ................................................................................................... 7 1.1.2.2 Chemical Storage and Handling ........................................................................... 7 1.1.2.3 Solid Waste Disposal .......................................................................................... 8 1.2 Construction Plan and Project Schedule ................................................................................. 8 1.3 Construction and Operation Overview.................................................................................... 9 1.4 Reviews, Approvals, and Other Compliance Determinations................................................... 11 1.4.1 NYS Public Service Commission - Certificate of Public Convenience and Necessity Pursuant to Public Service Law Section 68............................................................................ 11 1.4.2 State/City Environmental Review and City Permitting ................................................... 12 1.4.3 Anticipated Notifications, Actions, Permits and Approvals.............................................. 13 1.5 Decommissioning .............................................................................................................. 15 2.0 PROJECT PURPOSE AND PUBLIC NEED ..................................................................................... 16 3.0 EXISTING CONDITIONS, POTENTIAL IMPACTS AND MITIGATION MEASURES.............................. 18 3.1 Geology, Soils and Topography........................................................................................... 18 3.1.1 Existing Conditions.................................................................................................... 18 3.1.1.1 Topography ..................................................................................................... 18 3.1.1.2 Bedrock Geology .............................................................................................. 18 3.1.1.3 Surficial Geology .............................................................................................. 19 3.1.1.4 Soils................................................................................................................ 19 3.1.1.5 Unusual Landforms or Geologic Formations ........................................................ 20 3.1.2 Potential Impacts...................................................................................................... 20 3.1.2.1 Potential Impacts to Soils and Surficial Geology .................................................. 20 3.1.2.2 Potential Impacts to Bedrock............................................................................. 21 3.1.2.3 Potential Releases of Oil and Hazardous Materials ............................................... 21 3.1.2.4 Potential Construction Impacts .......................................................................... 21 3.1.2.5 Unusual Landforms or Geologic Formations ........................................................ 22 3.1.2.6 Seismic Considerations ..................................................................................... 22 3.1.3 Proposed Mitigation .................................................................................................. 22 TABLE OF CONTENTS (Continued) SECTION PAGE 3.1.3.1 Soil Erosion and Sedimentation ......................................................................... 22 3.1.3.2 Management of Oil and Hazardous Materials ...................................................... 23 3.2 Water Resources ............................................................................................................... 24 3.2.1 Existing Conditions.................................................................................................... 24 3.2.1.1 Surface Waters ................................................................................................ 24 3.2.1.2 New York City Department of City Planning (DCP)............................................... 24 3.2.1.3 Flood Area Designation..................................................................................... 24 3.2.1.4 Wetlands......................................................................................................... 24 3.2.1.5 Groundwater ................................................................................................... 25 3.2.1.6 Water Supply and Wastewater Management....................................................... 26 3.2.2 Potential Impacts...................................................................................................... 26 3.2.2.1 Potential Construction Impacts .......................................................................... 26 3.2.2.2 Potential Operational Impacts on Water Supply and Wastewater Discharge........... 27 3.2.2.3 Potential Impacts to Groundwater ..................................................................... 27 3.2.2.4 Potential Impacts to Surface Waters and Wetlands.............................................. 27 3.2.2.5 Potential Impacts to the Recreational and Educational use of Gowanus Bay .......... 27 3.2.3 Proposed Mitigation .................................................................................................. 28 3.2.3.1 Soil Erosion and Siltation................................................................................... 28 3.2.3.2 Management of Oil and Hazardous Materials ...................................................... 29 3.3 Biological, Terrestrial and Aquatic Ecology ........................................................................... 30 3.3.1 Existing Conditions.................................................................................................... 30 3.3.1.1 Vegetation and Rare Plant Species..................................................................... 30 3.3.1.2 Fish and Wildlife............................................................................................... 30 3.3.1.3 Threatened and Endangered Wildlife Species...................................................... 35 3.3.1.4 Critical Environmental Areas.............................................................................. 36 3.3.2 Potential Impacts...................................................................................................... 36 3.3.2.1 Vegetation and Rare Plant Species..................................................................... 36 3.3.2.2 Fish and Wildlife............................................................................................... 37 3.3.2.3 Threatened and Endangered Species ................................................................. 37 3.3.3 Proposed Mitigation .................................................................................................. 37 3.4 Climate and Air Quality .....................................................................................................