PlainWater

OAK GROVE MHP

PWS ID: NJ1523004 · WALL, New Jersey 07719

OAK GROVE MHP serves 100 people in WALL, New Jersey using Groundwater water sources. It has 65 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: OAK GROVE MHP

OAK GROVE MHP is a private-owned community water system that delivers drinking water to 100 residents in WALL, New Jersey (Ocean County) through 49 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 65 total violations for this system , of which 3 (5%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 50 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 Nitrate, recorded in 5 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. OAK GROVE MHP's 65 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
100
Total Violations
65
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
49
County
Ocean
School/Daycare
No
MCL Violations
3
Monitoring Violations
50
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 5 2005
Coliform (TCR) MR 5 2002
ETHYLENE DIBROMIDE MR 5 2019
1,2-DIBROMO-3-CHLOROPROPANE MR 5 2019
Consumer Confidence Rule Other 4 2011
Arsenic MR 3 1988
Cadmium MR 3 1988
Barium MR 3 1988
Selenium MR 3 1988
Mercury MR 3 1988
Fluoride MR 3 1988
Chromium MR 3 1988
Coliform (TCR) MCL 3 2012
Lead and Copper Rule MR 2 2005
E. COLI MR 2 2012
Nitrite MR 2 2024
Revised Total Coliform Rule MON 2 2024
Gross Alpha, Excl. Radon and U MR 1 1980
Revised Total Coliform Rule RPT 1 2024

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 OAK GROVE MHP.

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 NJ1523004 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 OAK GROVE MHP 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 Nitrite MR 2 SDWIS / NJ1523004 / 1041
2024 Revised Total Coliform Rule MON 2 SDWIS / NJ1523004 / 8000
2024 Revised Total Coliform Rule RPT 1 SDWIS / NJ1523004 / 8000
2019 ETHYLENE DIBROMIDE MR 5 SDWIS / NJ1523004 / 2946
2019 1,2-DIBROMO-3-CHLOROPROPANE MR 5 SDWIS / NJ1523004 / 2931
2012 Coliform (TCR) MCL 3 SDWIS / NJ1523004 / 3100
2012 E. COLI MR 2 SDWIS / NJ1523004 / 3014
2011 Consumer Confidence Rule Other 4 SDWIS / NJ1523004 / 7000
2005 Nitrate MR 5 SDWIS / NJ1523004 / 1040
2005 Lead and Copper Rule MR 2 SDWIS / NJ1523004 / 5000
2002 Coliform (TCR) MR 5 SDWIS / NJ1523004 / 3100
1988 Arsenic MR 3 SDWIS / NJ1523004 / 1005
1988 Cadmium MR 3 SDWIS / NJ1523004 / 1015
1988 Barium MR 3 SDWIS / NJ1523004 / 1010
1988 Selenium MR 3 SDWIS / NJ1523004 / 1045

How OAK GROVE MHP Compares

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

Metric OAK GROVE MHP New Jersey avg Federal benchmark
Total violations 65 59.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 3 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 100 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 OAK GROVE MHP water safe to drink?
OAK GROVE MHP (PWS ID: NJ1523004) has 65 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Groundwater sources.
How many people does OAK GROVE MHP serve?
OAK GROVE MHP serves 100 people in WALL, New Jersey. It is a Private-owned system using Groundwater water sources with 49 service connections.
What type of violations does OAK GROVE MHP have?
OAK GROVE MHP has 65 total violations: 3 health-based violations (MCL exceedances or treatment failures), 50 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in OAK GROVE MHP water?
No PFAS testing data is available for OAK GROVE MHP under the EPA's UCMR5 monitoring program.
What water source does OAK GROVE MHP use?
OAK GROVE MHP uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.

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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