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 | 2010-07-01 → 2010-07-31 |
| MCL | Health-based | Resolved | 2010-07-01 → 2010-07-31 |
| MCL | Health-based | Resolved | 2010-07-01 → 2010-07-31 |
| MCL | Health-based | Resolved | 2010-07-01 → 2010-07-31 |
| MR | Monitoring | Resolved | 2024-07-01 → 2024-09-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2024-09-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2024-09-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2024-09-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2024-09-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2024-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Chloroform | 75.1 µg/L No EPA limit set
worst single sample: 99.8 µg/L | 59/59 | SYR4 | 2012–2019 |
| Dibromochloromethane | 9.505 µg/L No EPA limit set
worst single sample: 10.3 µg/L | 59/59 | SYR4 | 2012–2019 |
| TTHM | 100.82 µg/L 126% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 146 µg/L | 59/59 | SYR4 | 2012–2019 |
| Bromodichloromethane | 28.435 µg/L No EPA limit set
worst single sample: 36.2 µg/L | 58/59 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 32.46 µg/L No EPA limit set
worst single sample: 39.9 µg/L | 57/57 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 28.825 µg/L No EPA limit set
worst single sample: 36.3 µg/L | 56/57 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 60.52 µg/L 101% of the EPA limit, at the 95th percentile of samples — 60 µg/L
worst single sample: 76.2 µg/L | 55/57 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 16/16 | LCR | 2023 |
| Monochloroacetic Acid | 5.82 µg/L No EPA limit set
worst single sample: 6.9 µg/L | 13/57 | SYR4 | 2012–2019 |
| Copper | 115.95 µg/L 8.9% of the EPA limit 1300 µg/L
worst single sample: 210 µg/L | 12/20 | SYR4 | 2014–2017 |
| Dibromoacetic Acid | 4.91 µg/L No EPA limit set
worst single sample: 6.8 µg/L | 8/57 | SYR4 | 2012–2019 |
| Bromoform | 1.156 µg/L No EPA limit set
worst single sample: 1.22 µg/L | 3/59 | SYR4 | 2012–2019 |
| Lead | 3 µg/L 20% of the EPA limit 15 µg/L | 1/20 | SYR4 | 2014–2017 |
1 contaminants tested, none detected
Utility contact
Frequently asked questions about Western Guernsey Regional Water District
Is Western Guernsey Regional Water District tap water safe to drink?
EPA monitoring detected 13 contaminants in Western Guernsey Regional Water District'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 Western Guernsey Regional Water District's water?
EPA monitoring detected Chloroform, Dibromochloromethane, TTHM, Bromodichloromethane, Trichloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does Western Guernsey Regional Water District serve?
Western Guernsey Regional Water District reports serving 3,225 people in Ohio, per its EPA record.
Has Western Guernsey Regional Water District had any water quality violations?
The EPA has 27 violations on file for Western Guernsey Regional Water District, of which 4 are health-based (a contaminant limit or required treatment was breached) and 1 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.