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Document Title Date of Filing Contents Download
FirstLight Letter Response to Connecticut River Streambank Erosion Committee Full River Reconnaissance Data Request received October 22, 2014 10/29/2014 Geology and Soils Download
FERC Letter Acknowledging Receipt of Sediment Management Plan - 2013 Summary of Annual Monitoring 01/23/2014 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 (2016) 10/01/2016 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 I (2016) 09/01/2016 Geology and Soils Download
Updated Study Report Summary 3.3.10 Assess Operational Impacts on Emergence of State-Listed Odonates in the Connecticut River 09/14/2015 Fish and Aquatics Download
Udated Study Report Summary 3.3.9 Two-Dimensional Modeling of the Northfield Mountain Pumped Storage Project Intake/Tailrace Channel and Connecticut River Upstream and Downstream of the Intake/Tailrace 09/14/2015 Fish and Aquatics Download
Updated Study Report Summary 3.3.4 Evaluate Upstream Passage of American Eel at the Turner Falls Project 09/14/2015 Fish and Aquatics Download
Northfield Mountain Generation Station CFD Modeling for Fish Exclusion Net Forces Report 06/01/2019 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 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 3.3.17 Assess the Impacts of Turner Falls Project and Northfield Project Operations on Tributary and Backwater Area Access and Habitat 06/30/2015 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
FirstLight submits response to Massachusetts Division of Fisheries and Wildlife relative to Mussel Assessment 05/29/2019 Fish and Aquatics Download
Relicensing Study 3.3.2. Evaluate Upstream and Downstream Passage of Adult American Shad Study Report 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.13 Impacts of the Turners Falls Project and Northfield Mountain Project on Littoral Zone Fish Habitat and Spawning Habitat Study Report 06/30/2016 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 3.3.8 Computational Fluid Dynamics Modeling in the Vicinity of the Fishway Entrances and Powerhouse Forebays Addendum 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.1 Conduct Instream Flow Habitat Assessments in the bypass Reach and below Cabot Station -Addendum 7 09/01/2019 Fish and Aquatics Download
Study Plan for Entrainment of American Shad Ichthyoplankton at the Northfield Mountain Pumped Storage Project. Study # 3.3.20. DRAFT FOR CONSULTATION. 09/05/2014 Fish and Aquatics Download
Relicensing Study 3.3.19 Proposed 2019 Ultrasound Array Control Study 03/01/2019 Fish and Aquatics Download
FirstLight Study No. 3.3.16 Interim Report - Habitat Assessment, Surveys, and Modeling for State-Listed Mussel Speices in the Connecticut River below Cabot Station 01/29/2015 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 Report 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and Below Cabot Station Addendum 1 (Attachment D4) 04/01/2017 Fish and Aquatics Download
Freshwater Mussel Survey in the Connecticut River for the Turners Falls and Northfield Mountain Hydroelectric Projects prepared by Biodrawversity (2012) 01/08/2013 Fish and Aquatics Download
Revised Study Plan 3.3.19 - Evaluate the Use of an Ultrasound Array to Facilitate Upstream Movement to Turners Falls Dam by Avoiding Cabot Station Tailrace 02/18/2016 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 3.3.1 Instream Flow Habitat Assessments in the Bypass Reach and below Cabot Station (Appendix E) 10/01/2016 Fish and Aquatics Download
Relicensing Study 3.3.10 Assess Operational Impacts on Emergence of State-Listed Odonates in the Connecticut River 02/01/2016 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 3.3.14 Aquatic Habitat Mapping of Turner Falls Impoundment 06/30/2015 Fish and Aquatics Download
Relicensing Study 3.3.12 Evaluation of Emergency Gate and Bypass Flume Discharges 03/01/2016 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 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
Updated Study Report Summary 3.3.15 Assessment of Adult Sea Lamprey Spawning with the Turner Falls Project and Northfield Mountain Project Area 09/14/2015 Fish and Aquatics Download
Updated Study Report Summary 3.3.11 Fish Assemblage Assessment 09/14/2015 Fish and Aquatics Download
Updated Study Report Summary 3.3.12 Evaluate Frequency and Impact of Emergency Water Control Gate Discharge Events and Bypass Flume Events on Shortnose Sturgeon Spawning and Rearing Habitat in the Tailrace and Downstream From Cabot Station 09/14/2015 Fish and Aquatics Download
Relicensing Study 3.3.20 Ichthyoplankton Entrainment Assessment at the Northfield Mountain Pumped Storage Project 02/12/2016 Fish and Aquatics Download
Updated Study Report Summary 3.3.13 Impacts of the Turner Falls Project and Northfield Mountain Project on Littoral Zone Fish Habitat and Spawning Habitat 09/14/2015 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 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 3.3.4 Evaluate Upstream Passage of American Eel at the Turners Falls Project 02/12/2016 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 D1) 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 04/01/2017 Fish and Aquatics Download
Updated Study Report Summary 3.3.8 Computation Fluid Dynamics Modeling in the Vicinity of the Fishway Entrances and Powerhouse Forebays 09/14/2015 Fish and Aquatics Download
Relicensing Study 3.3.11 Fish Assemblage Assessment 03/01/2016 Fish and Aquatics Download
Updated Study Report Summary 3.3.6 Impact of Project Operations on Shad Spawning, Spawning Habitat and Egg Deposition in the area of Northfield Mountain and Turner Falls Projects 09/14/2015 Fish and Aquatics Download
Relicensing Study 3.3.10 Assess Operational Impacts on Emergence of State-Listed Odonates in the Connecticut River 2014-2016 Study Report 12/01/2016 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 03/01/2016 Fish and Aquatics 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