MONTVILLE TWP MUA
PWSID: NJ1421003 · Montville, NJ · Serves 22,000 people
According to EPA Safe Drinking Water Information System (SDWIS), MONTVILLE TWP MUA (PWSID NJ1421003) in Montville, NJ is listed as a CWS water system covering about 22,000 people. The same extract lists 11 health-based violation records spanning 2023-2025. Those 11 health-based rows for MONTVILLE TWP MUA cover contaminants such as Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
MONTVILLE TWP MUA has 11 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. 1 distinct EPA contaminant code appears in this system's record, including Surface Water Treatment Rule. Recorded violations span 2023–2025. Day-to-day primacy enforcement for this system runs through the New Jersey 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 New Jersey state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- NJ1421003
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Montville, NJ
- Population Served
- 22,000
- Health Violations
- Yes (11)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Surface Water Treatment Rule | 11 | 11 |
Violation History (11)
| Contaminant | Health | Date |
|---|---|---|
| Surface Water Treatment Rule | Yes | Aug 1, 2025 |
| Surface Water Treatment Rule | Yes | Aug 1, 2025 |
| Surface Water Treatment Rule | Yes | Nov 1, 2024 |
| Surface Water Treatment Rule | Yes | Nov 1, 2024 |
| Surface Water Treatment Rule | Yes | Nov 1, 2024 |
| Surface Water Treatment Rule | Yes | Nov 1, 2024 |
| Surface Water Treatment Rule | Yes | Jul 1, 2023 |
| Surface Water Treatment Rule | Yes | Jul 1, 2023 |
| Surface Water Treatment Rule | Yes | Jul 1, 2023 |
| Surface Water Treatment Rule | Yes | Jul 1, 2023 |
| Surface Water Treatment Rule | Yes | Jul 1, 2023 |
Frequently Asked Questions
What does EPA SDWIS list for MONTVILLE TWP MUA?
How many people does MONTVILLE TWP MUA serve?
What violations does MONTVILLE TWP MUA have?
What contaminants have been found in MONTVILLE TWP MUA water?
Compare beyond New Jersey
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MONTVILLE TWP MUA on cumulative violation count (11) and EPA-reported population served (22,000). Violation-count peers include MICCOSUKEE TRIBE OF INDIANS, Arizona Village, WHITE SWAN. Population peers include NOGALES CITY OF, CHERRY CREEK VALLEY WSD, N.A.S. JACKSONVILLE.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
MONTVILLE TWP MUA (NJ1421003) is drawn from EPA SDWIS. Nearby county systems in this extract include SOUTHEAST MORRIS COUNTY MUA; PARSIPPANY-TROY HILLS WATER DEPARTMENT; DOVER WATER COMMISSION; DENVILLE TWP WATER DEPT. Health-based rows (11 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.