Major reports refer to both documents prepared by independent engineering consultants to Rhode Island Energy, and submitted to the Rhode Island Department of Environmental Management (RIDEM) for review and approval, as well as certain documents prepared by RIDEM. Among the reports posted on this page are the Site Investigation Data Report, which describes the previous history of the site, a comprehensive summary of the investigations of the site, and the Conceptual Site Model. You will also find the Remedial Alternative Evaluation which describes the alternatives considered and the rationale for selection of the recommended remedial alternative for the site.
2008
- July 2008, GZA, Sediment Investigation Work Plan
2009
- February 2009, VHB, Self-Implementing Plan to Address PCB-Impacted Soil, Pawtucket No.1 Station, 6 Thornton Street, Pawtucket, Rhode Island
- June 2009, GZA, Sediment Data Report
- November 2009, GZA, Notification of Release
- November 2009, GZA, Request for Remediation General Permit – Notice of Intent
- November 2009, GZA, Supplemental Site Investigation Work Plan
- November 2009, GZA, Remedial Summary Report – Response to Stormwater Release
- December 2009, GZA, Short Term Response Action Plan – Sheen Outbreak Area
2010
- February 2010, GZA, Short Term Response Action Summary Report – Sheen Outbreak
- September 2010, GZA, Memo Re: Gas Holder Demolition – Ruptured Vactor Hose
- October 2010, GZA, Short-Term Response Action Plan – Former Steel Process Pipe
- October 2010, GZA, Supplemental Site Investigation Work Plan Addendum
- October 2010, GZA, Short Term Response Action Closeout Report, MGP Residuals Roadway Remediation
2011
- January 2011, GZA, Site Investigation Data Report (SIDR) (NOTE: Large Document)
- January 2011, GZA, Short-Term Response Action Plan – Former Steel Process Pipe (Revised from 10-1-10 version)
- April 2011, GZA, Release Notification – Gas Regulator Station
- April 2011, GZA, Evaluation of Applicability of Air Pollution Control Reg. No. 9 & Air Quality Monitoring Program Natural Gas Regulator Station Upgrade Project
- April 2011, GZA, Materials Management Plan – Natural Gas Regulator Reconstruction Activities
- May 2011, GZA, Air Quality Monitoring – Natural Gas Regulator Station Upgrade Project
- June 2011, GZA, Evaluation of Applicability of Air Pollution Control Reg. No. 9 – Proposed Above Ground Former Processing Pipe Removal
- July 2011, GZA, Gasholder Nos. 7 and 8 Decommissioning and Demolition Completion Report (NOTE: Large Document)
- July 2011, GZA, Remedial Alternative Evaluation
- August 2011, GZA, CRMC Assent Modification Request
- August 2011, GZA, Supplemental Site Investigation Work Plan (SSIWP) Addendum
- August 2011 , GZA, Site Characterization and Performance Based Disposal Plan
- September 2011, GZA, Short Term Response Action Completion Report – Former Process Pipe Removal
- November 2011, GZA, Completion Report Performance-Based PCB Remedial Activities Natural Gas Regulator Station Area, Former Tidewater Facility
2012
2013
- May 2013, GZA Supplemental Site Investigation Work Plan – Soil Gas Quality
- October 2013, GZA Site Investigation Report Addendum – Soil Gas
- October 2013, GZA, Final Public Involvement Plan
2014
- February 2014, GZA Supplemental Site Investigation Work Plan – Limited Soil and Groundwater Investigation
- February 2014, GZA Supplemental Site Investigation Work Plan Addendum Letter
- July 2014, GZA Site Investigation Report Addendum – Focused GW and Soil Investigation
- October 2014, GZA SG-105S Soil Gas Summary Letter
- October 2014, 2013 Groundwater Monitoring Report
2015
- August 2015, Release Notification – Hydraulic Fluid
- September 2015, Summary Letter – SG-105S Quarterly Sampling
- December 2015, 2014 Groundwater Monitoring Report
2016
- January 2016, Short Term Response Action Plan – South Washout Area
- April 2016, 2015 Annual Groundwater Monitoring Report
- September 2016, South Washout STRAP Completion Report
2017
- January 2017, 2016 Annual Groundwater Monitoring Report
- June 2017, LDI Work Plan
2018
- February 2018, 2017 Annual Groundwater Monitoring Report
- June 2018, June 2018 Remedial Action Work Plan
2019
- April 2019, Letter with Proposed Modifications to Containment Wall Design
- May 2019, 2018 Annual Groundwater Monitoring Report
- May 2019, Remedial Action Work Plan Addendum
- August 2019, Permit Application Package
2022
- January 2022, USACE, Permit Modification NAE-2019-02150
- January 2022, Tidewater – Order of Approval Addendum
Public Documents Documentation is available for every aspect of the Tidewater MGP and Power Plant site remediation. If you need assistance locating specific information, please contact us.
