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 | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Resolved | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Resolved | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Resolved | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Resolved | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Resolved | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Resolved | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Archived | 1999-03-01 → 1999-03-31 |
| MCL | Health-based | Archived | 1999-03-01 → 1999-03-31 |
| MCL | Health-based | Archived | 1992-01-01 → 1992-01-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Chloroform | 82.1105 µg/L No EPA limit set
worst single sample: 92.8 µg/L | 32/32 | SYR4 | 2012–2019 |
| TTHM | 89.4675 µg/L 112% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 100.8 µg/L | 32/32 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 16.805 µg/L No EPA limit set
worst single sample: 17.8 µg/L | 31/32 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 39.32 µg/L 66% of the EPA limit 60 µg/L
worst single sample: 55 µg/L | 31/32 | SYR4 | 2012–2019 |
| Bromodichloromethane | 8.6525 µg/L No EPA limit set
worst single sample: 10.3 µg/L | 30/32 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 22.9515 µg/L No EPA limit set
worst single sample: 37.2 µg/L | 24/32 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 18/18 | LCR | 2025 |
| Copper | 150.155 µg/L 12% of the EPA limit 1300 µg/L
worst single sample: 155.6 µg/L | 10/30 | SYR4 | 2013–2019 |
| Monochloroacetic Acid | 2.1489 µg/L No EPA limit set
worst single sample: 2.19 µg/L | 7/32 | SYR4 | 2012–2019 |
| Lead | 3.188 µg/L 21% of the EPA limit 15 µg/L
worst single sample: 3.45 µg/L | 5/30 | SYR4 | 2013–2019 |
| Dibromochloromethane | 4.22 µg/L No EPA limit set
worst single sample: 4.4 µg/L | 4/32 | SYR4 | 2012–2019 |
| Dibromoacetic Acid | 1.1 µg/L No EPA limit set | 1/32 | SYR4 | 2012–2019 |
32 contaminants tested, none detected
Utility contact
Frequently asked questions about West Liberty-Dundas Water District
Is West Liberty-Dundas Water District tap water safe to drink?
EPA monitoring detected 12 contaminants in West Liberty-Dundas 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 West Liberty-Dundas Water District's water?
EPA monitoring detected Chloroform, TTHM, Dichloroacetic Acid, Total Haloacetic Acids (HAA5), Bromodichloromethane, and others. The full list with the level and data source for each is above.
How many people does West Liberty-Dundas Water District serve?
West Liberty-Dundas Water District reports serving 563 people in Illinois, per its EPA record.
Has West Liberty-Dundas Water District had any water quality violations?
The EPA has 24 violations on file for West Liberty-Dundas Water District, of which 11 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.