Housatonic Water Works: Information and Resources
- October 29, 2020: Cornwell Engineering Group Desktop Study-Colored Water and Corrosion Assessment
- November 3, 2020: Housatonic Water Works-Letter to DEP
- November 6, 2020: Department of Environmental Protection-Letter to Housatonic Water Works regarding Sanitary Study and the Cornwell Engineering Study (of October 29, 2020, above)
- December 15, 2020: HWW response to DPU request
- March 2021: LEI Water Treatment Feasibilty Study Managanese Removal March 2021
- March 26, 2021: HWWCO MADPU 03262021_Letter of March 10, 2021
- July 8, 2021: Housatonic Water Works Water System Evaluation Part #1- AECOM Engineering
- July 12, 2021: Housatonic Water Works - AECOM Engineering Powerpoint Presentation
- August 9, 2021: Housatonic Water Works System Evaluation Part #2- DPC Engineering
- State Contacts for Housatonic Water Issue
- Town Survey for Housatonic Water Works Customers
- January 24, 2021: Update from DEP to Housatonic Water Works Regarding HAA5 MCL
- January 26, 2021: DEP Requires Housatonic Water Works to Determine Second Testing Location
- January 27, 2022: Haloacetic Acid 5 MCL Exceedance Notification
- January 27, 2022: Quarterly HAA5 Samples for 2020 & 2021
- February 7, 2022: Operations Evaluation Form, Disinfection By-Products Rule, Quarterly Compliance Worksheet
- March 3, 2022: DEP Notice of Non-Compliance for Violation of HAA5
- March 30, 2022: Mass DEP DBPR Violation Response & Compliance Schedule Approval
- April 5, 2022: DEP NON Response HAA5 Memo
- May 3, 2022: Letter regarding Bottled Water/Reimbursements for impacted HWW customers
- HWW Response to May 3, 2022 request for relief on behalf of impacted customers
- June 13, 2022: Haloacetic Acid 5 Report
- July 25, 2022 Letter requesting audit of HWW by Massachusetts Department of Public Utilities
- August 1, 2022: Letter from Housatonic Water Works Regarding Discoloration
- August 1, 2022: Notice of Enforcement Action from DEP
- August 1, 2022: Manganese Removal Pilot Study Approved by DEP
- September 1, 2022: HWW Press Release- 3rd Quarter Monitoring Results
- September 2, 2022: Mass DEP Manganese Pilot Study Response
- September 28, 2022: Mass DEP HWW Distribution System Flushing Recommendations
- October 5, 2022: Mass DEP HWW Administrative Consent Order (ACO) Effective October 4, 2022
- November 8, 2022: 3rd Quarter HAA5 Operational Evaluation Level (OEL)
- December 20, 2022: Mass DEP Response to Housatonic Water Works
- January 12, 2023: Mass DEP Q4 Haloacetic Acids (HAA5) and Total Trihalomethanes (TTHM)
- February 14, 2023: Selectboard Letter to Mass DEP
- February 23, 2023: Draft Raftelis HWW Appraisal Report
- March 3, 2023: Final Raftelis HWW Appraisal Report
- March 9, 2023: Mass DEP Correspondence to Selectboard
- March 15, 2023: HWW Quarterly Compliance Worksheet
- April 13, 2023: Mass DEP Correspondence to HWW- HAA5 & TTHM Water Sample Results
- May 26, 2023: Mass DEP Approval of Mn Study Report 1st Season
- August 4, 2023: Mass DEP Letter- Notice of Noncompliance
- August 4, 2023: Mass DEP DBPR Violation Response & Compliance Schedule Approval Form
- August 4, 2023: Mass DEP DBPR Violation Notice of Noncompliance
- August 21, 2023: Mass DPU Notice of Filing & Public Hearing- Housatonic Water Works Company DPU 23-65
- November 20, 2023: HWW DPU Testimony M Pruhenski
- March 25, 2024: HWW Approval of Pilot Study Report-Conditional Permit Application