Compliance record
Formal violations the EPA has on file for this supplier. A health-based violation means a contaminant limit or a required treatment was breached; the rest are monitoring or reporting failures — still violations, but not a measured health risk.
| Violation | Type | Status | Period |
|---|---|---|---|
| MCL | Health-based | Resolved | 2023-07-01 → 2023-09-30 |
| MCL | Health-based | Resolved | 2023-07-01 → 2023-09-30 |
| MCL | Health-based | Resolved | 2023-07-01 → 2023-09-30 |
| MCL | Health-based | Resolved | 2023-07-01 → 2023-09-30 |
| MCL | Health-based | Resolved | 2023-07-01 → 2023-09-30 |
| MCL | Health-based | Resolved | 2023-04-01 → 2023-06-30 |
| MCL | Health-based | Resolved | 2023-04-01 → 2023-06-30 |
| MCL | Health-based | Resolved | 2023-04-01 → 2023-06-30 |
| MCL | Health-based | Resolved | 2023-04-01 → 2023-06-30 |
| MCL | Health-based | Resolved | 2023-04-01 → 2023-06-30 |
PFAS detected
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 519 µg/L 40% of the EPA limit 1300 µg/L
worst single sample: 842 µg/L | 39/41 | SYR4 | 2015–2018 |
| TTHM | 86.69 µg/L 108% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 92.9 µg/L | 23/23 | SYR4 | 2012–2019 |
| Lead | 24 µg/L 160% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 52 µg/L | 21/41 | SYR4 | 2015–2018 |
| Total Haloacetic Acids (HAA5) | 43.745 µg/L 73% of the EPA limit 60 µg/L
worst single sample: 50.3 µg/L | 20/23 | SYR4 | 2012–2019 |
| Bromodichloromethane | 18.4 µg/L No EPA limit set
worst single sample: 20 µg/L | 17/17 | SYR4 | 2014–2019 |
| Dibromochloromethane | 8.22 µg/L No EPA limit set
worst single sample: 9.9 µg/L | 17/17 | SYR4 | 2014–2019 |
| Lead | 0.0012 mg/L 8% of the EPA limit 0.0150 mg/L | 17/17 | LCR | 2024 |
| Chloroform | 65.25 µg/L No EPA limit set
worst single sample: 72 µg/L | 16/17 | SYR4 | 2014–2019 |
| Dichloroacetic Acid | 12.35 µg/L No EPA limit set
worst single sample: 14 µg/L | 12/19 | SYR4 | 2014–2019 |
| Bromoform | 6.5 µg/L No EPA limit set
worst single sample: 7.5 µg/L | 11/17 | SYR4 | 2014–2019 |
| Trichloroacetic Acid | 36.15 µg/L No EPA limit set
worst single sample: 42 µg/L | 10/19 | SYR4 | 2014–2019 |
| Dibromoacetic Acid | 2.2 µg/L No EPA limit set | 7/19 | SYR4 | 2014–2019 |
| Monochloroacetic Acid | 3.29 µg/L No EPA limit set
worst single sample: 3.4 µg/L | 2/19 | SYR4 | 2014–2019 |
27 contaminants tested, none detected
Utility contact
Frequently asked questions about Narragansett Water Dept-North End
Is Narragansett Water Dept-North End tap water safe to drink?
EPA monitoring detected 17 contaminants in Narragansett Water Dept-North End's water. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and the utility's annual Consumer Confidence Report for its official compliance status.
What contaminants were detected in Narragansett Water Dept-North End's water?
EPA monitoring detected Copper, TTHM, Lead, Total Haloacetic Acids (HAA5), Bromodichloromethane, and others. The full list with the level and data source for each is above.
How many people does Narragansett Water Dept-North End serve?
Narragansett Water Dept-North End reports serving 4,432 people in Rhode Island, per its EPA record.
Has Narragansett Water Dept-North End had any water quality violations?
The EPA has 121 violations on file for Narragansett Water Dept-North End, of which 75 are health-based (a contaminant limit or required treatment was breached) and 0 remain open. The rest are monitoring or reporting failures.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.