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 | 2024-07-01 → 2025-06-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2025-06-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2025-06-30 |
| MR | Monitoring | Resolved | 2024-07-01 → 2025-06-30 |
| MON | Monitoring | Resolved | 2022-02-01 → 2022-02-28 |
| MON | Monitoring | Resolved | 2022-02-01 → 2022-02-28 |
| MON | Monitoring | Resolved | 2022-02-01 → 2022-02-28 |
| MON | Monitoring | Resolved | 2022-02-01 → 2022-02-28 |
| MON | Monitoring | Resolved | 2022-02-01 → 2022-02-28 |
| MON | Monitoring | Resolved | 2022-02-01 → 2022-02-28 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 180.5 µg/L 14% of the EPA limit 1300 µg/L
worst single sample: 310 µg/L | 180/281 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 42/42 | LCR | 2025 |
| Lead | 59.9 µg/L 399% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 170 µg/L | 42/281 | SYR4 | 2012–2019 |
| Nitrate | 490 µg/L 4.9% of the EPA limit 10000 µg/L | 10/18 | SYR4 | 2012–2019 |
| Chloroform | 10.5075 µg/L No EPA limit set
worst single sample: 11 µg/L | 6/7 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 3.75 µg/L No EPA limit set
worst single sample: 4 µg/L | 6/7 | SYR4 | 2013–2019 |
| Bromodichloromethane | 2.92 µg/L No EPA limit set
worst single sample: 3 µg/L | 5/7 | SYR4 | 2013–2019 |
| TTHM | 14.22 µg/L 18% of the EPA limit 80 µg/L
worst single sample: 15 µg/L | 5/7 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 2.8 µg/L No EPA limit set
worst single sample: 3 µg/L | 5/7 | SYR4 | 2013–2019 |
| Dibromochloromethane | 0.9900 µg/L No EPA limit set
worst single sample: 1 µg/L | 3/7 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 6.3325 µg/L 11% of the EPA limit 60 µg/L
worst single sample: 6.35 µg/L | 2/7 | SYR4 | 2013–2019 |
| Barium | 190 µg/L 9.5% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2018 |
| Fluoride | 700 µg/L 18% of the EPA limit 4000 µg/L | 1/1 | SYR4 | 2018 |
| Monochloroacetic Acid | 2.26 µg/L No EPA limit set | 1/7 | SYR4 | 2013–2019 |
79 contaminants tested, none detected
Utility contact
Frequently asked questions about Story City Water Dept
Is Story City Water Dept tap water safe to drink?
EPA monitoring detected 14 contaminants in Story City Water Dept'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 Story City Water Dept's water?
EPA monitoring detected Copper, Lead, Lead, Nitrate, Chloroform, and others. The full list with the level and data source for each is above.
How many people does Story City Water Dept serve?
Story City Water Dept reports serving 3,357 people in Iowa, per its EPA record.
Has Story City Water Dept had any water quality violations?
The EPA has 24 violations on file for Story City Water Dept, 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.