THREE RIVERS M H COMMUNITY
PWSID: ME0008251 · Sudbury, MA · Serves 63 people
According to EPA Safe Drinking Water Information System (SDWIS), THREE RIVERS M H COMMUNITY (PWSID ME0008251) in Sudbury, MA is listed as a CWS water system covering about 63 people. The same extract lists 16 health-based violation records spanning 2023-2025. Those 16 health-based rows for THREE RIVERS M H COMMUNITY cover contaminants such as Arsenic, Revised Total Coliform Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
THREE RIVERS M H COMMUNITY has 16 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including Arsenic, Revised Total Coliform Rule. Recorded violations span 2023–2025. Day-to-day primacy enforcement for this system runs through the Massachusetts drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Massachusetts state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- ME0008251
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Sudbury, MA
- Population Served
- 63
- Health Violations
- Yes (16)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 14 | 14 |
| Revised Total Coliform Rule | 2 | 2 |
Violation History (16)
| Contaminant | Health | Date |
|---|---|---|
| Arsenic | Yes | Jan 1, 2025 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Revised Total Coliform Rule | Yes | Nov 23, 2023 |
| Revised Total Coliform Rule | Yes | Nov 23, 2023 |
Frequently Asked Questions
What does EPA SDWIS list for THREE RIVERS M H COMMUNITY?
How many people does THREE RIVERS M H COMMUNITY serve?
What violations does THREE RIVERS M H COMMUNITY have?
What contaminants have been found in THREE RIVERS M H COMMUNITY water?
Compare beyond Massachusetts
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest THREE RIVERS M H COMMUNITY on cumulative violation count (16) and EPA-reported population served (63). Violation-count peers include WRANGELL, ST. MARYS WATER SYSTEM, SPARKMAN WATERWORKS.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
THREE RIVERS M H COMMUNITY (ME0008251) is drawn from EPA SDWIS. Nearby county systems in this extract include LOWELL REGIONAL WATER UTILITY; CAMBRIDGE WATER DEPARTMENT; NEWTON WATER DEPT. (MWRA); SOMERVILLE WATER DEPT. (MWRA). Health-based rows (16 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.