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 | 1992-06-01 → 1992-06-30 |
| MCL | Health-based | Resolved | 1992-06-01 → 1992-06-30 |
| MCL | Health-based | Resolved | 1992-06-01 → 1992-06-30 |
| Other | Monitoring | Unaddressed | 2025-01-21 |
| Other | Monitoring | Unaddressed | 2025-01-21 |
| Other | Monitoring | Unaddressed | 2025-01-21 |
| MR | Monitoring | Resolved | 2023-10-01 → 2024-09-30 |
| MR | Monitoring | Resolved | 2023-10-01 → 2024-09-30 |
| MR | Monitoring | Resolved | 2023-10-01 → 2024-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 267.1 µg/L 21% of the EPA limit 1300 µg/L
worst single sample: 785 µg/L | 59/60 | SYR4 | 2012–2018 |
| Lead | 11.885 µg/L 79% of the EPA limit 15 µg/L
worst single sample: 39.7 µg/L | 24/60 | SYR4 | 2012–2018 |
| Lead | 0.0019 mg/L 13% of the EPA limit 0.0150 mg/L | 12/12 | LCR | 2024 |
| Dibromochloromethane | 3.4875 µg/L No EPA limit set
worst single sample: 3.78 µg/L | 6/15 | SYR4 | 2012–2019 |
| Bromodichloromethane | 6.18 µg/L No EPA limit set
worst single sample: 6.46 µg/L | 5/15 | SYR4 | 2012–2019 |
| Chloroform | 4.208 µg/L No EPA limit set
worst single sample: 4.4 µg/L | 4/15 | SYR4 | 2012–2019 |
| Dibromoacetic Acid | 0.9010 µg/L No EPA limit set
worst single sample: 0.9100 µg/L | 4/15 | SYR4 | 2012–2019 |
| TTHM | 13.889 µg/L 17% of the EPA limit 80 µg/L
worst single sample: 14.6 µg/L | 4/15 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 1.0285 µg/L No EPA limit set
worst single sample: 1.03 µg/L | 4/15 | SYR4 | 2012–2019 |
| Lithium | 140 µg/L No EPA limit set | 4/4 | UCMR-5 | 2023 |
| Bromoform | 0.5200 µg/L No EPA limit set | 1/15 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 1.52 µg/L No EPA limit set | 1/15 | SYR4 | 2012–2019 |
| Monochloroacetic Acid | 1.67 µg/L No EPA limit set | 1/15 | SYR4 | 2012–2019 |
31 contaminants tested, none detected
Utility contact
Frequently asked questions about Marion Co. Rural Water District
Is Marion Co. Rural Water District tap water safe to drink?
EPA monitoring detected 13 contaminants in Marion Co. 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 Marion Co. Rural Water District's water?
EPA monitoring detected Copper, Lead, Lead, Dibromochloromethane, Bromodichloromethane, and others. The full list with the level and data source for each is above.
How many people does Marion Co. Rural Water District serve?
Marion Co. Rural Water District reports serving 5,687 people in Iowa, per its EPA record.
Has Marion Co. Rural Water District had any water quality violations?
The EPA has 9 violations on file for Marion Co. Rural Water District, of which 3 are health-based (a contaminant limit or required treatment was breached) and 3 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.