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 |
|---|---|---|---|
| Other | Monitoring | Unaddressed | 2025-10-01 |
| Other | Monitoring | Unaddressed | 2025-07-01 |
| Other | Monitoring | Resolved | 2024-07-01 |
| Other | Monitoring | Resolved | 2024-07-01 |
| Other | Monitoring | Resolved | 2024-07-01 |
| MON | Monitoring | Resolved | 2022-10-01 → 2022-10-31 |
| MON | Monitoring | Resolved | 2022-10-01 → 2022-10-31 |
| MON | Monitoring | Resolved | 2022-10-01 → 2022-10-31 |
| MR | Monitoring | Resolved | 2022-08-11 |
| MR | Monitoring | Resolved | 2022-08-11 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 1380 µg/L 106% of the EPA limit, in the worst sample — 1300 µg/L | 38/40 | SYR4 | 2018–2019 |
| Lead | 0.0060 mg/L 40% of the EPA limit 0.0150 mg/L | 25/25 | LCR | 2025 |
| Lead | 6.4 µg/L 43% of the EPA limit 15 µg/L | 23/40 | SYR4 | 2018–2019 |
| Nitrate | 2950 µg/L 30% of the EPA limit 10000 µg/L | 10/10 | SYR4 | 2012–2018 |
| TTHM | 38 µg/L 48% of the EPA limit 80 µg/L | 8/9 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 25.3 µg/L 42% of the EPA limit 60 µg/L | 8/9 | SYR4 | 2012–2019 |
| Arsenic | 3 µg/L 30% of the EPA limit 10 µg/L | 2/2 | SYR4 | 2014–2017 |
| Fluoride | 800 µg/L 20% of the EPA limit 4000 µg/L | 2/2 | SYR4 | 2014–2017 |
| Nitrate-Nitrite | 861 µg/L 8.6% of the EPA limit 10000 µg/L | 2/2 | SYR4 | 2016–2017 |
| Barium | 34.5 µg/L 1.7% of the EPA limit 2000 µg/L | 1/2 | SYR4 | 2014–2017 |
| Gross Alpha, Excl. Radon And U | 1.8 pCi/L 12% of the EPA limit 15 pCi/L | 1/1 | SYR4 | 2019 |
| Gross Beta Particle Activity | 1.1 pCi/L No EPA limit set | 1/1 | SYR4 | 2019 |
92 contaminants tested, none detected
Utility contact
Frequently asked questions about Reo Water Corporation
Is Reo Water Corporation tap water safe to drink?
EPA monitoring detected 12 contaminants in Reo Water Corporation'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 Reo Water Corporation's water?
EPA monitoring detected Copper, Lead, Lead, Nitrate, TTHM, and others. The full list with the level and data source for each is above.
How many people does Reo Water Corporation serve?
Reo Water Corporation reports serving 3,875 people in Indiana, per its EPA record.
Has Reo Water Corporation had any water quality violations?
The EPA has 58 violations on file for Reo Water Corporation, of which 0 are health-based (a contaminant limit or required treatment was breached) and 2 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.