Public water system · NJ0805426
ActiveMary F Janvier School
At a glance
Mary F Janvier School (PWSID NJ0805426) is an active non-transient non-community water system in Gloucester County, New Jersey. It reports serving 680 people through 1 service connection. 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, 2 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
680
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Mary F Janvier School compare with other water systems in Gloucester County?
By EPA's size categories, Mary F Janvier School is a small system (501 to 3,300 people). Gloucester County has 182 active public water systems. Its population served is about 58% below the county average of 1,628 people per system, and accounts for 0.2% of the 296,216 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 non-transient non-community water system reports serving 430 people, so Mary F Janvier School is about 58% above that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. New Jersey has 637 active non-transient non-community water systems, 18% 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 Mary F Janvier School?
EPA lists Mary F Janvier School 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 182 active systems in Gloucester County (20%) are also owned by a local government.
Does Mary F Janvier School have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2025. The violations listed here began between July 2023 and July 2025. By type: 5 monitoring and reporting, 2 reporting, 2 monitoring, 2 required treatment not met and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper Rule (7 of them). EPA lists 11 as resolved and 1 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 |
|---|---|---|---|---|
| 2025-07-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Archived |
| 2025-01-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-01-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-07-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-07-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-07-01 | Required treatment not metWQP Entry Point/Tap Treatment Technique Non-Compliance · code 59 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2024-01-01 | Required treatment not metWQP Entry Point/Tap Treatment Technique Non-Compliance · code 59 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2024-01-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-12-18 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-10-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | 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.
Mary F Janvier School: frequently asked questions
Who runs Mary F Janvier School?
Mary F Janvier School (PWSID NJ0805426) is a non-transient non-community water system owned by a local government. It is regulated by the NJ state drinking water program.
How many people does Mary F Janvier School serve?
Mary F Janvier School reports serving 680 people through 1 service connection in Gloucester County, New Jersey.
Where does Mary F Janvier School 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 Mary F Janvier School have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are 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 Mary F Janvier School'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, 2 are health-based, and the most recent began in July 2025. For current results, consult EPA ECHO, or the NJ state drinking water program.
Where can I find Mary F Janvier School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mary F Janvier School is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Gloucester County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Washington Township Mua | Gloucester | 48,000 | Community | Groundwater |
| Deptford Twp Mua | Gloucester | 30,561 | Community | Purchased surface water |
| Monroe Municipal Utilities Authority | Gloucester | 26,179 | Community | Purchased surface water |
| Glassboro Water Department | Gloucester | 24,244 | Community | Purchased surface water |
| West Deptford Twp Water Dept | Gloucester | 22,000 | Community | Purchased surface water |
| Mantua Township Mua | Gloucester | 12,600 | 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, “Mary F Janvier School, PWSID NJ0805426, New Jersey”, https://aquacensus.com/water-systems/new-jersey/mary-f-janvier-school-nj0805426 (data as of October 1, 2026).