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Document Title Date of Filing Contents Download
Relicensing Study 3.3.1 Conduct Instream Flow Habitat Assessments in the bypass Reach and below Cabot Station -Addendum 6 Assessment of Sea Lamprey and Yellow Lampmussels in Reach 4 04/01/2019 Fish and Aquatics Download
Relicensing Study 3.3.1 Conduct Instream Flow Habitat Assessments in the Bypass Reach and below Cabot Station Addendum 5 Assessment of Sea Lamprey (new spawning HSI curves) and Yellow Lampmussels in Reach 3 03/01/2019 Fish and Aquatics Download
Relicensing Study 3.3.19 Proposed 2019 Ultrasound Array Control Study 03/01/2019 Fish and Aquatics Download
Relicensing Study 3.3.19 - Final 2019 Ultrasound Array Control Study (Updated) 04/01/2019 Fish and Aquatics Download
Northfield Mountain Generation Station CFD Modeling for Fish Exclusion Net Forces Report 06/01/2019 Fish and Aquatics Download
​FirstLight submits response to Connecticut River Conservancy (CRC) Comments on 2019 Updated Study Reports 3.3.19, 3.3.9 and 3.7.1 06/13/2019 FERC Scoping/Integrated Licensing Process (ILP) Process Download
FirstLight submits response to Massachusetts Division of Fisheries and Wildlife relative to Mussel Assessment 05/29/2019 Fish and Aquatics Download
Relicensing Study 3.3.1 Conduct Instream Flow Habitat Assessments in the Bypass Reach and below Cabot Station Addendum 4 New Sea Lamprey Weighed Usable Area Curves based on Agency Proposed Habitat Suitability Index Curves 05/01/2018 Fish and Aquatics Download
Relicensing Study 3.3.1 Conduct Instream Flow Habitat Assessments in the Bypass Reach and below Cabot Station Addendum 3 Assessment of Yellow Lampmussels in Reach 3 05/01/2018 Fish and Aquatics Download
Relicensing Study 3.3.1 Conduct Instream Flow Habitat Assessments in the Bypass Reach and below Cabot Station Addendum 2 IFIM Study for Mussels in Reach 5 05/01/2018 Fish and Aquatics Download
Relicensing Study 3.3.15 Assessment of Sea Lamprey Spawning within Assessment of Sea Lamprey Spawning within Turners Falls Turners Falls Project Northfield Mountain Project Area Addendum 1 Impact on Sea Lamprey Spawning Nests near Stebbins Island 05/01/2018 Fish and Aquatics Download
Relicensing Study 3.3.19 Evaluate the Use of an Ultrasound Array to Facilitate Upstream Movement to Turners Falls Dam by avoiding Cabot Station Tailrace -2018 Study Report 03/01/2019 Fish and Aquatics Download
FirstLight files October 9, 2018 Study Report Meeting Summary 10/24/2018 FERC Scoping/Integrated Licensing Process (ILP) Process Download
FirstLight files Conference Call-In Number for October 9, 2018 Study Plan Meeting 09/21/2018 FERC Scoping/Integrated Licensing Process (ILP) Process Download
​FirstLight files Agenda for October 9, 2018 Study Plan Meeting 09/13/2018 FERC Scoping/Integrated Licensing Process (ILP) Process Download
Relicensing Study 3.8.1 Evaluate the Impact of Current and Potential Future Modes of Operations on Flow, Water Elevation and Hydropower Generation 03/01/2017 Operations Download
Relicensing Study 3.5.1 Baseline Inventory of Wetland, Riparian and Littoral Habitat in the Turners Falls Impoundment and Assessment of Operational Impacts on Special Status Species Addendum 2 - Public Version 04/01/2017 Wetlands Download
Relicensing Study 3.3.5 Evaluate Downstream Passage of American Eel 03/01/2017 Fish and Aquatics Download
Relicensing Study 3.3.3 Evaluate Downstream Pass Evaluate Downstream Pass Evaluate Downstream Passage Addendum 1 05/01/2017 Fish and Aquatics Download
Relicensing Study 3.3.2 Evaluate Upstream and Downstream Passage Addendum 1 05/01/2017 Fish and Aquatics Download
​Errata Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment E2 Errata) 05/01/2017 Fish and Aquatics Download
Relicensing Study 3.3.19 Evaluate the use of Ultrasound Array to Facilitate Upstream Movement to Turners Falls Dam by Avoiding Cabot Station Tailrace 03/01/2017 Fish and Aquatics Download
Relicensing Study 3.1.2 Northfield Mountain / Turners Falls Operations Impact on Existing Erosion and Potential Bank Instability Study Report Volume I (2017) 04/01/2017 Geology and Soils Download
Relicensing Study 3.1.2 Northfield Mountain / Turners Falls Operations Impact on Existing Erosion and Potential Bank Instability Study Report Volume II (Re-Issue 2017) 04/01/2017 Geology and Soils Download
Relicensing Study 3.1.2 Northfield Mountain / Turners Falls Operations Impact on Existing Erosion and Potential Bank Instability Study Report Volume III (Re-Issue 2017) 04/01/2017 Geology and Soils Download
Relicensing Study 3.3.1 Conduct Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station - IFIM for Mussels 2017 08/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment E2) 04/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment E1) 04/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment D7) 04/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment D6) 04/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment D5) 04/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment D3) 04/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment D2) 04/01/2017 Fish and Aquatics Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment D1) 04/01/2017 Fish and Aquatics Download
Relicensing Study 3.1.2 Northfield Mountain / Turners Falls Operations Impact on Existing Erosion and Potential Bank Instability Study Report Volume III (Re-Issue 2017) Appendix J-II 04/01/2017 Geology and Soils Download
FirstLight response Massachusetts Department of Environmental Protection (MADEP) comments on the Erosion Causation Report letter dated December 14, 2016 04/03/2017 FERC Scoping/Integrated Licensing Process (ILP) Process Download
FirstLight analysis of expanded use of the Upper Reservoir on potential shoreline erosion of the Turners Falls Impoundment 04/03/2017 Operations Download
Relicensing Study Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 04/01/2017 Fish and Aquatics Download
Relicensing Study 3.6.6 Assessment of Effects of Project Operation on Recreation and Land Use 10/01/2016 Recreation and Land Use Download
Relicensing Study 3.5.1 Baseline Inventory of Wetland, Riparian and Littoral Habitat in the Turners Falls Impoundment and Assessment of Operational Impacts on Special Status Species Addendum - Public Version 10/01/2016 Wetlands Download
Relicensing Study 3.3.8 Computational Fluid Dynamics Modeling in the Vicinity of the Fishway Entrances and Powerhouse Forebays Addendum 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.7 Fish Entrainment and Turbine Passage Mortality Study 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.6 Impact of Project Operations on Shad Spawning, Spawning Habitat and Egg Deposition in the area of the Northfield Mountain and Turners Falls Projects Addendum 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.3 Evaluate Downstream Passage of Juvenile American Shad Interim Study Report 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.3 Evaluate Downstream Passage of Juvenile American Shad Interim Study Report 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.2. Evaluate Upstream and Downstream Passage of Adult American Shad Study Report 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.20 Ichthyoplankton Entrainment Assessment at Northfield Mountain Project -Second year 12/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and below Cabot Station 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.16 Habitat Suitability Criteria for State-listed Mussel Species in the Connecticut River below Cabot Station Study Report 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.15 Assessment of Adult Sea Lamprey Spawning within the Turners Falls Project and Northfield Mountain Project Area 06/30/2016 Fish and Aquatics Download