No open health-based violations on EPA record in the last 10 years.
Serves about 377,613 people (139,397 connections) with surface water from its own intake, and buys water from Marlboro Township Water Utility Division.
From EPA's record for NJ1345001. PurityMap is independent of NJ American Water.
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1 health-based violation in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From September 2019 | Interim Enhanced Surface Water Treatment Rule | – | – | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from February 2023 to July 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorooctanoic acid (PFOA) | 7.5 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Lithium | 10.2 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Above the referenced health-based guidance value | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorobutanesulfonic acid (PFBS) | 9.2 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Within the referenced health-based guidance value | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorohexanoic acid (PFHxA) | 4.6 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | 6.8 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoropentanoic acid (PFPeA) | 4.8 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-02-06 to 2024-07-17 | UCMR5 Analytical Results: NJ AMERICAN WATER - COASTAL NORTH (NJ1345001) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →NJ American Water's phone number on EPA record is 732-547-8783. Its mailing address is 310 SWIMMING RIVER RD, COLTS NECK, NJ 07722.
According to EPA's record, NJ American Water uses surface water from its own intake, and buys water from Marlboro Township Water Utility Division.
EPA's record shows 1 health-based violation for NJ American Water in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. EPA also lists 2 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in NJ American Water's latest lead and copper round, which ended in June 2026, was 2 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for NJ American Water. Its phone number on EPA record is 732-547-8783. Its mailing address on EPA record is 310 SWIMMING RIVER RD, COLTS NECK, NJ 07722. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.