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Community Water System · PWS NJ1345001

NJ American Water - Coastal North

Colts Neck, New Jersey 07722 - drinking water served from surface water sources to 377,613 people, tracked in EPA SDWIS and UCMR5.

377,613
People served
75
EPA violations
4
Health-based
5 PFAS
UCMR5 result

The verdict

EPA records 75 drinking-water violations at NJ American Water - Coastal North, 5% of them health-based - above the New Jersey per-system average, and UCMR5 testing detected 5 PFAS compounds.

75
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
377,613
People served by this system
5
PFAS compounds detected (UCMR5)

Water Quality Snapshot: NJ American Water - Coastal North

NJ American Water - Coastal North is a private-owned community water system that delivers drinking water to 377,613 residents in Colts Neck, New Jersey (Monmouth County) through 139,397 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 75 total violations for this system , of which 4 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 66 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is TTHM, recorded in 15 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 5 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 9.2 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

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. Statewide, 208 of 264 UCMR5-tested systems have reported PFAS detections (78.8%).

NJ American Water - Coastal North's 75 violations sit above the New Jersey average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

5 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
377,613
Total Violations
75
Health-Based Violations
4
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
139,397
County
Monmouth
School/Daycare
No
MCL Violations
0
Monitoring Violations
66
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MR 15 2012
Total Haloacetic Acids (HAA5) MR 15 2012
Cryptosporidium MR 6 2015
Interim Enhanced Surface Water Treatment Rule TT 4 2019
Coliform (TCR) MR 3 2014
Interim Enhanced Surface Water Treatment Rule MR 3 2020
Nitrate MR 2 1980
Cadmium MR 2 1980
Mercury MR 2 1980
Barium MR 2 1980
Chromium MR 2 1980
Selenium MR 2 1980
Arsenic MR 2 1980
Fluoride MR 2 1980
Lead and Copper Rule MR 2 2023
2,4-D MR 1 1978
2,4,5-TP MR 1 1978
Methoxychlor MR 1 1978
Toxaphene MR 1 1978
Endrin MR 1 1978
BHC-GAMMA MR 1 1978

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 43 of 1102 samples detected PFAS.

Contaminant Date Result MRL Status
PFPeS 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
ADONA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 8/8/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 8/8/2023 <8.00 ppt 8.00 ppt Not Detected
PFHxS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 8/8/2023 <7.00 ppt 7.00 ppt Not Detected
NFDHA 8/8/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 8/8/2023 3.90 ppt 3.00 ppt Detected
9Cl-PF3ONS 8/8/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 8/8/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 8/8/2023 4.10 ppt 3.00 ppt Detected
PFDoA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 8/8/2023 5.90 ppt 4.00 ppt Detected
PFOS 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 8/14/2023 <5.00 ppt 5.00 ppt Not Detected
NFDHA 8/14/2023 <20.00 ppt 20.00 ppt Not Detected
PFOA 8/14/2023 5.10 ppt 4.00 ppt Detected
PFDoA 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 8/14/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxA 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 8/14/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 8/14/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 8/14/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 8/14/2023 <5.00 ppt 5.00 ppt Not Detected
PFHpA 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 8/14/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 8/14/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 8/14/2023 <4.00 ppt 4.00 ppt Not Detected
PFMBA 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 8/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 8/14/2023 <4.00 ppt 4.00 ppt Not Detected
PFEESA 8/14/2023 <3.00 ppt 3.00 ppt Not Detected

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 NJ American Water - Coastal North.

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 NJ1345001 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 NJ American Water - Coastal North 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
2023 Lead and Copper Rule MR 2 SDWIS / NJ1345001 / 5000
2020 Interim Enhanced Surface Water Treatment Rule MR 3 SDWIS / NJ1345001 / 0300
2019 Interim Enhanced Surface Water Treatment Rule TT 4 SDWIS / NJ1345001 / 0300
2015 Cryptosporidium MR 6 SDWIS / NJ1345001 / 3015
2014 Coliform (TCR) MR 3 SDWIS / NJ1345001 / 3100
2012 TTHM MR 15 SDWIS / NJ1345001 / 2950
2012 Total Haloacetic Acids (HAA5) MR 15 SDWIS / NJ1345001 / 2456
1980 Nitrate MR 2 SDWIS / NJ1345001 / 1040
1980 Cadmium MR 2 SDWIS / NJ1345001 / 1015
1980 Mercury MR 2 SDWIS / NJ1345001 / 1035
1980 Barium MR 2 SDWIS / NJ1345001 / 1010
1980 Chromium MR 2 SDWIS / NJ1345001 / 1020
1980 Selenium MR 2 SDWIS / NJ1345001 / 1045
1980 Arsenic MR 2 SDWIS / NJ1345001 / 1005
1980 Fluoride MR 2 SDWIS / NJ1345001 / 1025

How NJ American Water - Coastal North Compares

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

Metric NJ American Water - Coastal North New Jersey avg Federal benchmark
Total violations 75 59.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 6.5 Indicates a contaminant exceeded a federal MCL
PFAS detection 5 compounds 78.8% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 377,613 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is NJ American Water - Coastal North water safe to drink?
NJ American Water - Coastal North (PWS ID: NJ1345001) has 75 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 5 PFAS compounds found. This system serves 377,613 people using Surface Water sources.
How many people does NJ American Water - Coastal North serve?
NJ American Water - Coastal North serves 377,613 people in Colts Neck, New Jersey. It is a Private-owned system using Surface Water water sources with 139,397 service connections.
What type of violations does NJ American Water - Coastal North have?
NJ American Water - Coastal North has 75 total violations: 4 health-based violations (MCL exceedances or treatment failures), 66 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NJ American Water - Coastal North water?
Yes. UCMR5 testing detected 5 PFAS compounds in NJ American Water - Coastal North's water supply: PFPeA, PFHxA, PFOA, PFBS, 6:2 FTS. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does NJ American Water - Coastal North use?
NJ American Water - Coastal North uses Surface Water 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.