Public water system · NJ1216001
ActivePerth Amboy Water Department
At a glance
Perth Amboy Water Department (PWSID NJ1216001) is an active community water system in Middlesex County, New Jersey. It reports serving 52,328 people through 11,579 service connections. Its primary water source is groundwater under influence of surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
52,328
Service connections
11,579
Primary source
GU
Groundwater under influence of surface water
System type
CWS
Community water system
System record
How does Perth Amboy Water Department compare with other water systems in Middlesex County?
By EPA's size categories, Perth Amboy Water Department is a large system (10,001 to 100,000 people). Middlesex County has 36 active public water systems, and Perth Amboy Water Department is the 4th-largest of them by population served. Its population served is about 163% above the county average of 19,870 people per system, and accounts for 7.3% of the 715,306 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 Perth Amboy Water Department is about 7.8 times 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 under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 6 New Jersey systems (0.2%) list groundwater under influence of surface water as their primary source.
Who owns and regulates Perth Amboy Water Department?
EPA lists Perth Amboy Water Department 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. 15 of the 36 active systems in Middlesex County (42%) are also owned by a local government.
Does Perth Amboy Water Department have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026. The violations listed here began between October 2019 and January 2026. By type: 9 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Gross alpha (excluding radon and uranium) (3 of them). EPA lists 9 as resolved and 3 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Archived |
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Archived |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Archived |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cyanidecode 1024 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | 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.
Perth Amboy Water Department: frequently asked questions
Who runs Perth Amboy Water Department?
Perth Amboy Water Department (PWSID NJ1216001) is a community water system owned by a local government. It is regulated by the NJ state drinking water program.
How many people does Perth Amboy Water Department serve?
Perth Amboy Water Department reports serving 52,328 people through 11,579 service connections in Middlesex County, New Jersey.
Where does Perth Amboy Water Department get its water?
EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.
Does Perth Amboy Water Department have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026. 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 Perth Amboy Water Department'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, 3 are health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the NJ state drinking water program.
Where can I find Perth Amboy Water Department's water quality report?
As a community water system, Perth Amboy Water Department 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 Middlesex County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Middlesex Water Company | Middlesex | 233,376 | Community | Surface water |
| Old Bridge Mua | Middlesex | 68,000 | Community | Purchased surface water |
| New Brunswick W Dept | Middlesex | 55,000 | Community | Surface water |
| East Brunswick Water Utility | Middlesex | 49,715 | Community | Purchased surface water |
| South Brunswick Twp W Di | Middlesex + 1 more | 45,450 | Community | Purchased surface water |
| Sayreville W Dept | Middlesex | 45,345 | Community | Groundwater under influence of 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, “Perth Amboy Water Department, PWSID NJ1216001, New Jersey”, https://aquacensus.com/water-systems/new-jersey/perth-amboy-water-department-nj1216001 (data as of October 1, 2026).