Public water system · NJ1609001
ActivePompton Lakes Mua
At a glance
Pompton Lakes Mua (PWSID NJ1609001) is an active community water system in Passaic County, New Jersey. It reports serving 11,435 people through 3,494 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
11,435
Service connections
3,494
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Pompton Lakes Mua compare with other water systems in Passaic County?
By EPA's size categories, Pompton Lakes Mua is a large system (10,001 to 100,000 people). Passaic County has 149 active public water systems, and Pompton Lakes Mua is the 4th-largest of them by population served. Its population served is about 3.5 times the county average of 3,267 people per system, and accounts for 2.3% of the 486,758 people reported by systems filed under the county. Across New Jersey, the 3,496 active systems average 2,750 people each. Nationally, the average active community water system reports serving 6,703 people, so Pompton Lakes Mua is about 71% above that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. New Jersey has 582 active community water systems, 17% of the state's 3,496 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,313 New Jersey systems (95%) list groundwater as their primary source.
Who owns and regulates Pompton Lakes Mua?
EPA lists Pompton Lakes Mua as owned by a local government. The NJ state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 36 of the 149 active systems in Passaic County (24%) are also owned by a local government.
Does Pompton Lakes Mua have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025. The violations listed here began between January 2024 and July 2025. By type: 10 monitoring and reporting, 1 public notice, recordkeeping or other and 1 reporting. The contaminants or rules involved are Consumer Confidence Rule, Lead and Copper Rule, Haloacetic acids (HAA5) and Total trihalomethanes (TTHM). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-12-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-12-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-05-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbon tetrachloridecode 2982 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloropropanecode 2983 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Pompton Lakes Mua: frequently asked questions
Who runs Pompton Lakes Mua?
Pompton Lakes Mua (PWSID NJ1609001) is a community water system owned by a local government. It is regulated by the NJ state drinking water program.
How many people does Pompton Lakes Mua serve?
Pompton Lakes Mua reports serving 11,435 people through 3,494 service connections in Passaic County, New Jersey.
Where does Pompton Lakes Mua get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Pompton Lakes Mua have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Pompton Lakes Mua's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the NJ state drinking water program.
Where can I find Pompton Lakes Mua's water quality report?
As a community water system, Pompton Lakes Mua must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Passaic County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Passaic Valley Water Commission | Passaic | 310,483 | Community | Surface water |
| Township of Wayne | Passaic | 55,000 | Community | Purchased surface water |
| Manchester Utilities Authority | Passaic | 12,000 | Community | Purchased surface water |
| Nj American Water - Little Falls | Passaic | 11,247 | Community | Purchased surface water |
| Totowa W Dept | Passaic | 10,804 | Community | Purchased surface water |
| Wanaque W Dept. | Passaic | 10,266 | Community | Purchased surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Pompton Lakes Mua, PWSID NJ1609001, New Jersey”, https://aquacensus.com/water-systems/new-jersey/pompton-lakes-mua-nj1609001 (data as of October 1, 2026).