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 |
|---|---|---|---|
| MR | Monitoring | Resolved | 2015-10-01 → 2015-10-31 |
| MR | Monitoring | Resolved | 2015-10-01 → 2015-10-31 |
| MR | Monitoring | Resolved | 2015-10-01 → 2015-10-31 |
| MR | Monitoring | Resolved | 2015-10-01 → 2015-10-31 |
| MR | Monitoring | Resolved | 2007-07-01 → 2007-07-31 |
| MR | Monitoring | Resolved | 2007-07-01 → 2007-07-31 |
| MR | Monitoring | Resolved | 2007-07-01 → 2007-07-31 |
| MR | Monitoring | Resolved | 2002-11-01 → 2002-11-30 |
| MR | Monitoring | Resolved | 2002-11-01 → 2002-11-30 |
| MR | Monitoring | Resolved | 2002-11-01 → 2002-11-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 68.145 µg/L 85% of the EPA limit 80 µg/L
worst single sample: 78 µg/L | 252/252 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 46.725 µg/L 78% of the EPA limit 60 µg/L
worst single sample: 59.8 µg/L | 252/252 | SYR4 | 2012–2019 |
| Lead | 0.0010 mg/L 6.7% of the EPA limit 0.0150 mg/L | 16/16 | LCR | 2024 |
| Nitrate | 1400 µg/L 14% of the EPA limit 10000 µg/L | 16/16 | SYR4 | 2012–2019 |
| Atrazine | 0.9000 µg/L 30% of the EPA limit 3 µg/L
worst single sample: 1.2 µg/L | 13/35 | SYR4 | 2012–2019 |
| Fluoride | 910 µg/L 23% of the EPA limit 4000 µg/L | 9/9 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 1330 µg/L 13% of the EPA limit 10000 µg/L
worst single sample: 1400 µg/L | 6/6 | SYR4 | 2013–2019 |
| 2,4-D | 0.4600 µg/L 0.7% of the EPA limit 70 µg/L
worst single sample: 0.5000 µg/L | 5/34 | SYR4 | 2012–2019 |
| Lead | 1.8 µg/L 12% of the EPA limit 15 µg/L
worst single sample: 2 µg/L | 5/61 | SYR4 | 2018 |
| Copper | 76.4 µg/L 5.9% of the EPA limit 1300 µg/L
worst single sample: 78 µg/L | 2/61 | SYR4 | 2018 |
| Gross Alpha, Excl. Radon And U | 2.226 pCi/L 15% of the EPA limit 15 pCi/L
worst single sample: 2.3 pCi/L | 2/3 | SYR4 | 2017–2019 |
| Simazine | 0.0795 µg/L 2% of the EPA limit 4 µg/L
worst single sample: 0.0800 µg/L | 2/36 | SYR4 | 2012–2019 |
| Lithium | 14.6 µg/L No EPA limit set | 2/4 | UCMR-5 | 2023 |
88 contaminants tested, none detected
Utility contact
Frequently asked questions about Evansville Water Utility
Is Evansville Water Utility tap water safe to drink?
EPA monitoring detected 13 contaminants in Evansville Water Utility'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 Evansville Water Utility's water?
EPA monitoring detected TTHM, Total Haloacetic Acids (HAA5), Lead, Nitrate, Atrazine, and others. The full list with the level and data source for each is above.
How many people does Evansville Water Utility serve?
Evansville Water Utility reports serving 182,444 people in Indiana, per its EPA record.
Has Evansville Water Utility had any water quality violations?
The EPA has 33 violations on file for Evansville Water Utility, of which 0 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.