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 | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
| MCL | Health-based | Resolved | 2001-06-01 → 2001-06-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 305 µg/L 23% of the EPA limit 1300 µg/L
worst single sample: 3800 µg/L | 22/25 | SYR4 | 2012–2018 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 12/12 | LCR | 2024 |
| Lead | 10.3 µg/L 69% of the EPA limit 15 µg/L
worst single sample: 11 µg/L | 3/25 | SYR4 | 2012–2018 |
| Dibromochloromethane | 0.9950 µg/L No EPA limit set
worst single sample: 1 µg/L | 2/8 | SYR4 | 2013–2019 |
| TTHM | 60.97 µg/L 76% of the EPA limit 80 µg/L
worst single sample: 64 µg/L | 2/8 | SYR4 | 2013–2019 |
| Bromodichloromethane | 7.6 µg/L No EPA limit set | 1/8 | SYR4 | 2013–2019 |
| Bromoform | 2.4 µg/L No EPA limit set | 1/8 | SYR4 | 2013–2019 |
| Chloroform | 55 µg/L No EPA limit set | 1/8 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 21 µg/L No EPA limit set | 1/8 | SYR4 | 2013–2019 |
| Monochloroacetic Acid | 2 µg/L No EPA limit set | 1/8 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 34 µg/L 57% of the EPA limit 60 µg/L | 1/8 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 12 µg/L No EPA limit set | 1/8 | SYR4 | 2013–2019 |
2 contaminants tested, none detected
Utility contact
Frequently asked questions about Jefferson County Rural Water District
Is Jefferson County Rural Water District tap water safe to drink?
EPA monitoring detected 12 contaminants in Jefferson County Rural 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 Jefferson County Rural Water District's water?
EPA monitoring detected Copper, Lead, Lead, Dibromochloromethane, TTHM, and others. The full list with the level and data source for each is above.
How many people does Jefferson County Rural Water District serve?
Jefferson County Rural Water District reports serving 468 people in Iowa, per its EPA record.
Has Jefferson County Rural Water District had any water quality violations?
The EPA has 24 violations on file for Jefferson County Rural Water District, of which 10 are health-based (a contaminant limit or required treatment was breached) and 6 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.