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 | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2021-03-01 → 2021-05-31 |
| MR | Monitoring | Resolved | 2016-02-01 → 2016-02-29 |
| MR | Monitoring | Resolved | 2016-02-01 → 2016-02-29 |
PFAS detected
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| Pfba | 0.0060 µg/L | 1/4 | 2023 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 12 µg/L No EPA limit set | 52/52 | SYR4 | 2012–2019 |
| Chloroform | 50.5 µg/L No EPA limit set | 52/52 | SYR4 | 2012–2019 |
| TTHM | 67 µg/L 84% of the EPA limit 80 µg/L | 52/52 | SYR4 | 2012–2019 |
| Dibromochloromethane | 4.566 µg/L No EPA limit set | 51/52 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 43.8 µg/L 73% of the EPA limit 60 µg/L | 51/52 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 29.8 µg/L No EPA limit set | 50/52 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 13.3 µg/L No EPA limit set | 48/52 | SYR4 | 2012–2019 |
| Copper | 110 µg/L 8.5% of the EPA limit 1300 µg/L | 29/30 | SYR4 | 2012–2018 |
| Dibromoacetic Acid | 2.2 µg/L No EPA limit set | 25/52 | SYR4 | 2012–2019 |
| Monobromoacetic Acid | 23.5 µg/L No EPA limit set | 19/52 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 14/14 | LCR | 2024 |
| Monochloroacetic Acid | 4.53 µg/L No EPA limit set | 10/52 | SYR4 | 2012–2019 |
| Lead | 2.3 µg/L 15% of the EPA limit 15 µg/L | 5/30 | SYR4 | 2012–2018 |
| Bromoform | 1.93 µg/L No EPA limit set | 4/52 | SYR4 | 2012–2019 |
29 contaminants tested, none detected
Utility contact
Frequently asked questions about Hamilton County Water District
Is Hamilton County Water District tap water safe to drink?
EPA monitoring detected 15 contaminants in Hamilton County 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 Hamilton County Water District's water?
EPA monitoring detected Bromodichloromethane, Chloroform, TTHM, Dibromochloromethane, Total Haloacetic Acids (HAA5), and others. The full list with the level and data source for each is above.
How many people does Hamilton County Water District serve?
Hamilton County Water District reports serving 3,958 people in Illinois, per its EPA record.
Has Hamilton County Water District had any water quality violations?
The EPA has 19 violations on file for Hamilton County Water District, 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.