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 | 2017-01-01 → 2017-03-31 |
| MCL | Health-based | Resolved | 2017-01-01 → 2017-03-31 |
| MCL | Health-based | Resolved | 2017-01-01 → 2017-03-31 |
| MCL | Health-based | Resolved | 2017-01-01 → 2017-03-31 |
| MCL | Health-based | Resolved | 2016-10-01 → 2016-12-31 |
| MCL | Health-based | Resolved | 2016-10-01 → 2016-12-31 |
| MCL | Health-based | Resolved | 2016-10-01 → 2016-12-31 |
| MCL | Health-based | Resolved | 2016-10-01 → 2016-12-31 |
| MCL | Health-based | Resolved | 2016-10-01 → 2016-12-31 |
| MCL | Health-based | Resolved | 2016-07-01 → 2016-09-30 |
PFAS detected
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| Pfba | 0.0084 µg/L | 1/3 | 2025 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 110 µg/L 138% of the EPA limit, in the worst sample — 80 µg/L | 48/48 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 79 µg/L 132% of the EPA limit, in the worst sample — 60 µg/L | 48/48 | SYR4 | 2014–2019 |
| Nitrate | 1190 µg/L 12% of the EPA limit 10000 µg/L | 12/12 | SYR4 | 2014–2019 |
| Lead | 0.0010 mg/L 6.7% of the EPA limit 0.0150 mg/L | 10/10 | LCR | 2025 |
| Atrazine | 1.4 µg/L 47% of the EPA limit 3 µg/L | 3/9 | SYR4 | 2015–2019 |
| Barium | 21 µg/L 1.1% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2014 |
| Fluoride | 570 µg/L 14% of the EPA limit 4000 µg/L | 1/1 | SYR4 | 2014 |
| Gross Alpha, Excl. Radon And U | 2 pCi/L 13% of the EPA limit 15 pCi/L | 1/1 | SYR4 | 2015 |
64 contaminants tested, none detected
Utility contact
Frequently asked questions about Erin Water Department
Is Erin Water Department tap water safe to drink?
EPA monitoring detected 9 contaminants in Erin Water Department'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 Erin Water Department's water?
EPA monitoring detected TTHM, Total Haloacetic Acids (HAA5), Nitrate, Lead, Atrazine, and others. The full list with the level and data source for each is above.
How many people does Erin Water Department serve?
Erin Water Department reports serving 8,239 people in Tennessee, per its EPA record.
Has Erin Water Department had any water quality violations?
The EPA has 233 violations on file for Erin Water Department, of which 101 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.