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MARYVILLE INC

PWS ID: NJ0805344 · WILLIAMSTOWN, New Jersey 08094

MARYVILLE INC serves 107 people in WILLIAMSTOWN, New Jersey using Groundwater water sources. It has 181 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MARYVILLE INC

MARYVILLE INC is a private-owned non-transient non-community water system that delivers drinking water to 107 residents in WILLIAMSTOWN, New Jersey (Gloucester County) through 6 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 181 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 179 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 19 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across New Jersey, EPA tracks 3,428 public water systems serving 9,570,926 people, with 204,988 cumulative violations and 22,229 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 59.8 violations. MARYVILLE INC's 181 violations sit above the New Jersey average. Statewide, 208 of 264 UCMR5-tested systems have reported PFAS detections (78.8%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
107
Total Violations
181
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
6
County
Gloucester
School/Daycare
No
MCL Violations
0
Monitoring Violations
179
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 19 2024
DICHLOROMETHANE MR 7 2024
o-Dichlorobenzene MR 7 2024
1,1-Dichloroethylene MR 7 2024
1,2-Dichloroethane MR 7 2024
1,1,1-Trichloroethane MR 7 2024
Tetrachloroethylene MR 7 2024
CHLOROBENZENE MR 7 2024
Toluene MR 7 2024
cis-1,2-Dichloroethylene MR 7 2024
Vinyl chloride MR 7 2024
trans-1,2-Dichloroethylene MR 7 2024
1,2-Dichloropropane MR 7 2024
1,1,2-Trichloroethane MR 7 2024
Benzene MR 7 2024
Ethylbenzene MR 7 2024
Trichloroethylene MR 7 2024
1,2,4-Trichlorobenzene MR 7 2024
Carbon tetrachloride MR 7 2024
Xylenes, Total MR 7 2024
Styrene MR 7 2024
p-Dichlorobenzene MR 7 2024
Coliform (TCR) MR 5 2016
ETHYLENE DIBROMIDE MR 4 2019
1,2-DIBROMO-3-CHLOROPROPANE MR 4 2019
Revised Total Coliform Rule RPT 2 2019

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for MARYVILLE INC.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID NJ0805344 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New Jersey Drinking Water Authority

NJ DEP — Bureau of Safe Drinking Water is the primacy agency that licenses and inspects MARYVILLE INC under EPA-delegated authority.

Open NJ regulator portal

Source: NJ DEP — Bureau of Safe Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 Lead and Copper Rule MR 19 SDWIS / NJ0805344 / 5000
2024 DICHLOROMETHANE MR 7 SDWIS / NJ0805344 / 2964
2024 o-Dichlorobenzene MR 7 SDWIS / NJ0805344 / 2968
2024 1,1-Dichloroethylene MR 7 SDWIS / NJ0805344 / 2977
2024 1,2-Dichloroethane MR 7 SDWIS / NJ0805344 / 2980
2024 1,1,1-Trichloroethane MR 7 SDWIS / NJ0805344 / 2981
2024 Tetrachloroethylene MR 7 SDWIS / NJ0805344 / 2987
2024 CHLOROBENZENE MR 7 SDWIS / NJ0805344 / 2989
2024 Toluene MR 7 SDWIS / NJ0805344 / 2991
2024 cis-1,2-Dichloroethylene MR 7 SDWIS / NJ0805344 / 2380
2024 Vinyl chloride MR 7 SDWIS / NJ0805344 / 2976
2024 trans-1,2-Dichloroethylene MR 7 SDWIS / NJ0805344 / 2979
2024 1,2-Dichloropropane MR 7 SDWIS / NJ0805344 / 2983
2024 1,1,2-Trichloroethane MR 7 SDWIS / NJ0805344 / 2985
2024 Benzene MR 7 SDWIS / NJ0805344 / 2990

How MARYVILLE INC Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric MARYVILLE INC New Jersey avg Federal benchmark
Total violations 181 59.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 6.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 78.8% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 107 2,792 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,428 regulated public water systems in New Jersey.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is MARYVILLE INC water safe to drink?
MARYVILLE INC (PWS ID: NJ0805344) has 181 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 107 people using Groundwater sources.
How many people does MARYVILLE INC serve?
MARYVILLE INC serves 107 people in WILLIAMSTOWN, New Jersey. It is a Private-owned system using Groundwater water sources with 6 service connections.
What type of violations does MARYVILLE INC have?
MARYVILLE INC has 181 total violations: 0 health-based violations (MCL exceedances or treatment failures), 179 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MARYVILLE INC water?
No PFAS testing data is available for MARYVILLE INC under the EPA's UCMR5 monitoring program.
What water source does MARYVILLE INC use?
MARYVILLE INC uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial