What was found in Barrington's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| TTHM | 94.535 µg/L 118% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Chloroform | 85.5 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Copper | 38.2 µg/L 2.9% of the EPA limit 1300 µg/L Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 28.41 µg/L 47% of the EPA limit 60 µg/L Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 22.72 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Lead | 10.84 µg/L 72% of the EPA limit 15 µg/L Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 8.446 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 4.07 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 3.395 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 1.772 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Monobromoacetic Acid | 0.8465 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 0.4800 µg/L No EPA limit set Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2019 | 1/1 | SYR4 |
| Lead | 0.0019 mg/L 13% of the EPA limit 0.0150 mg/L Main supplier: BRISTOL COUNTY WATER AUTHORITY · 49,000 people · 2025 | 1/1 | LCR |
Water suppliers serving Barrington
| Supplier | Population served |
|---|---|
| BRISTOL COUNTY WATER AUTHORITY | 49,000 |
Frequently asked questions about Barrington tap water
Is Barrington tap water safe to drink?
EPA testing detected 13 contaminants in the water serving Barrington. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve Barrington?
1 public water supplier report drinking-water monitoring for Barrington, Rhode Island to the EPA. Each is listed above with its population served.
What contaminants are in Barrington's water?
The contaminants EPA monitoring detected in Barrington include TTHM, Chloroform, Copper, Total Haloacetic Acids (HAA5), Dichloroacetic Acid. The full list, with the level at the main supplier and the data source, is in the table above.
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.