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 |
|---|---|---|---|
| TT | Health-based | Resolved | 2019-04-01 |
| TT | Health-based | Resolved | 2019-04-01 |
| TT | Health-based | Resolved | 2019-04-01 |
| TT | Health-based | Resolved | 2019-04-01 |
| MCL | Health-based | Resolved | 2009-11-01 → 2009-11-30 |
| MCL | Health-based | Resolved | 2009-11-01 → 2009-11-30 |
| MCL | Health-based | Resolved | 2009-11-01 → 2009-11-30 |
| MCL | Health-based | Resolved | 2009-11-01 → 2009-11-30 |
| MCL | Health-based | Archived | 1999-01-01 → 1999-01-31 |
| MCL | Health-based | Archived | 1999-01-01 → 1999-01-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 164 µg/L 13% of the EPA limit 1300 µg/L | 32/41 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 20/20 | LCR | 2025 |
| Bromodichloromethane | 13.4 µg/L No EPA limit set | 8/8 | SYR4 | 2012–2019 |
| Chloroform | 62.9 µg/L No EPA limit set | 8/8 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 23.918 µg/L No EPA limit set | 8/8 | SYR4 | 2012–2019 |
| TTHM | 79.3 µg/L 99% of the EPA limit 80 µg/L | 8/8 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 27.64 µg/L 46% of the EPA limit 60 µg/L | 8/8 | SYR4 | 2012–2019 |
| Dibromochloromethane | 4.6 µg/L No EPA limit set | 7/8 | SYR4 | 2012–2019 |
| Lead | 48.07 µg/L 320% of the EPA limit, in the worst sample — 15 µg/L | 6/41 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 4.3 µg/L No EPA limit set | 6/8 | SYR4 | 2012–2019 |
| Dibromoacetic Acid | 2.2 µg/L No EPA limit set | 2/8 | SYR4 | 2012–2019 |
| Monobromoacetic Acid | 1.14 µg/L No EPA limit set | 1/8 | SYR4 | 2012–2019 |
| Monochloroacetic Acid | 1.967 µg/L No EPA limit set | 1/8 | SYR4 | 2012–2019 |
1 contaminants tested, none detected
Utility contact
Frequently asked questions about Hill City Water District
Is Hill City Water District tap water safe to drink?
EPA monitoring detected 13 contaminants in Hill City 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 Hill City Water District's water?
EPA monitoring detected Copper, Lead, Bromodichloromethane, Chloroform, Dichloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does Hill City Water District serve?
Hill City Water District reports serving 543 people in Illinois, per its EPA record.
Has Hill City Water District had any water quality violations?
The EPA has 14 violations on file for Hill City Water District, of which 10 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.