MONSON UTILITIES DISTRICT
Maine — Community Water System — PWSID: ME0091030
System Information
| PWSID | ME0091030 |
| System Name | MONSON UTILITIES 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 | MONSON |
| ZIP Code | 04464 |
| Address | PO BOX 308 |
| Organization | ZELKAN, ALAINA |
| Phone | 207-997-3641 |
Population & Service
| Population Served | 298 |
| Service Connections | 119 |
Drinking Water Violations (106)
This water system has 106 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 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Unaddressed | — | Lead and Copper Rule |
| Nov 2, 2024 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Unaddressed | — | Lead and Copper Rule |
| Sep 29, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 23, 2024 | Lead and Copper Rule |
| Sep 29, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 23, 2024 | Lead and Copper Rule |
| Sep 29, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 23, 2024 | Lead and Copper Rule |
| Apr 12, 2024 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Unaddressed | — | Lead and Copper Rule |
| Mar 7, 2024 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 2, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 2, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 2, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 2, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Unaddressed | — | Lead and Copper Rule |
| Dec 30, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 7, 2024 | Lead and Copper Rule |
| Dec 30, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 7, 2024 | Lead and Copper Rule |
| Jul 1, 2023 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Apr 21, 2023 | Consumer Confidence Rule |
| Jul 1, 2023 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Apr 21, 2023 | Consumer Confidence Rule |
| Oct 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 24, 2023 | Lead and Copper Rule |
| Oct 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 24, 2023 | Lead and Copper Rule |
| Oct 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 24, 2023 | Lead and Copper Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 11, 2023 | Consumer Confidence Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 11, 2023 | Consumer Confidence Rule |
| Jul 1, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2021 | Consumer Confidence Rule |
| Jul 1, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2021 | Consumer Confidence Rule |
| Mar 31, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 28, 2017 | Lead and Copper Rule |
| Mar 31, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 28, 2017 | Lead and Copper Rule |
| Jan 1, 2015 | Dec 31, 2023 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Archived | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Endothall | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Endothall | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Endothall | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Endothall | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Endothall | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | Dec 31, 2023 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2023 | Synthetic Organic Chemicals |
| Jan 1, 2015 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 26, 2015 | Lead and Copper Rule |
| Jan 1, 2015 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 26, 2015 | Lead and Copper Rule |
| Jan 1, 2014 | Dec 31, 2016 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Dec 31, 2016 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Dec 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Dec 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Dec 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Dec 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Sep 1, 2015 | Lead and Copper Rule |
| Jan 1, 2014 | Dec 31, 2016 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Dec 31, 2016 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Sep 1, 2015 | Lead and Copper Rule |
| Oct 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Oct 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Oct 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | 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.