31 GRIST MILL RD
Connecticut - Community Water System - PWSID: CT0419221
System Information
| PWSID | CT0419221 |
| System Name | 31 GRIST MILL RD |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 27, 2015 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Connecticut |
| City | OLD LYME |
| ZIP Code | 06371 |
| Address | P.O. Box 97 |
| Organization | KARTER, ELIZABETH |
| Phone | 203-376-7958 |
Population & Service
| Population Served | 30 |
| Service Connections | 14 |
Drinking Water Violations (638)
This water system has 638 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Jul 23, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Apr 1, 2023 | - | MR | No | No | - | TT | - | Resolved | May 25, 2023 | - | |
| Apr 1, 2023 | - | MR | No | No | - | TT | - | Resolved | May 25, 2023 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2021 | - | |
| May 1, 2021 | May 31, 2021 | MR | No | Yes | - | - | - | Resolved | May 31, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Apr 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Oct 6, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Apr 1, 2021 | Apr 30, 2021 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MR | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MR | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MR | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MR | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MR | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MR | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MR | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MR | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Dec 10, 2020 | - | Other | No | No | - | - | - | Resolved | Jun 2, 2021 | - | |
| Dec 10, 2020 | - | Other | No | No | - | - | - | Resolved | Jun 2, 2021 | - | |
| Sep 29, 2020 | - | MR | No | No | - | TT | - | Resolved | Feb 4, 2021 | - | |
| Mar 31, 2020 | - | MR | No | No | - | TT | - | Resolved | Aug 13, 2020 | - | |
| Mar 15, 2020 | - | Other | No | No | - | - | - | Resolved | Jun 2, 2021 | - | |
| Mar 15, 2020 | - | Other | No | No | - | - | - | Resolved | Jun 2, 2021 | - | |
| Mar 15, 2020 | - | Other | No | No | - | - | - | Resolved | Jun 2, 2021 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.