CORNISH WATER DISTRICT
Maine — Community Water System — PWSID: ME0090380
System Information
| PWSID | ME0090380 |
| System Name | CORNISH WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Maine |
| City | CORNISH |
| ZIP Code | 04020 |
| Address | PO BOX 596 |
| Organization | CATES, HEIDI |
| Phone | 207-625-8642 |
Population & Service
| Population Served | 753 |
| Service Connections | 301 |
Drinking Water Violations (9)
This water system has 9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2014 | Dec 31, 2022 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2022 | Radionuclides and Revised Rad Rule |
| Jan 1, 2014 | Dec 31, 2022 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2022 | Radionuclides and Revised Rad Rule |
| Jan 1, 2014 | Dec 31, 2022 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2022 | Radionuclides and Revised Rad Rule |
| Jan 1, 2014 | Dec 31, 2022 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2022 | Radionuclides and Revised Rad Rule |
| Oct 1, 2004 | Dec 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | Total Coliform Rule |
| Oct 1, 2004 | Dec 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | Total Coliform Rule |
| Oct 1, 2004 | Dec 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | Total Coliform Rule |
| Oct 1, 2004 | Dec 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | Total Coliform Rule |
| Oct 1, 2004 | Dec 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | Total Coliform Rule |
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.