No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting January 2018.
Serves about 9,999 people (97 connections) with groundwater bought from Kent County Water Authority.
From EPA's record for RI2980453. PurityMap is independent of CNE.
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3 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2018 | Total trihalomethanes (TTHM) | 0.081 mg/L | 0.080 mg/L | Resolved |
| From December 2017 | E. coli | – | – | Archived |
| Oct–Dec 2017 | Total trihalomethanes (TTHM) | 81 µg/L | 0.080 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from May 2025 to September 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| 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 | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| 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 | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| 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 | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| 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 | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2025-05-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorobutanesulfonic acid (PFBS) | < 3 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-07-29 to 2025-09-22 | UCMR5 Analytical Results: CNE - NEW LONDON TURNPIKE ENTRY POINT (RI2980453) |
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 →CNE's phone number on EPA record is 401-738-5660. Its mailing address is 151 Centerville Rd, WARWICK, RI 02886.
According to EPA's record, CNE uses groundwater bought from Kent County Water Authority.
EPA's record shows 3 health-based violations for CNE in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting January 2018. EPA also lists 14 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
Lead was not detected at the 90th percentile of tap samples in CNE's latest lead and copper round, which ended in December 2025. The federal action level is 15 µg/L.
PurityMap has no verified website for CNE. Its phone number on EPA record is 401-738-5660. Its mailing address on EPA record is 151 Centerville Rd, WARWICK, RI 02886. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.