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 | 2025-11-01 → 2025-11-30 |
| MCL | Health-based | Resolved | 2025-11-01 → 2025-11-30 |
| MCL | Health-based | Resolved | 2025-11-01 → 2025-11-30 |
| MCL | Health-based | Resolved | 2025-11-01 → 2025-11-30 |
| MCL | Health-based | Resolved | 2013-01-01 → 2013-01-31 |
| MCL | Health-based | Resolved | 2013-01-01 → 2013-01-31 |
| MCL | Health-based | Resolved | 2013-01-01 → 2013-01-31 |
| MCL | Health-based | Resolved | 2013-01-01 → 2013-01-31 |
| MCL | Health-based | Resolved | 2011-08-01 → 2011-08-31 |
| MCL | Health-based | Resolved | 2011-08-01 → 2011-08-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate-Nitrite | 8230 µg/L 82% of the EPA limit 10000 µg/L
worst single sample: 8260 µg/L | 74/74 | SYR4 | 2012–2019 |
| Copper | 1536 µg/L 118% of the EPA limit, at the 95th percentile of samples — 1300 µg/L
worst single sample: 3090 µg/L | 40/40 | SYR4 | 2014–2017 |
| Lead | 2.456 µg/L 16% of the EPA limit 15 µg/L
worst single sample: 2.75 µg/L | 23/40 | SYR4 | 2014–2017 |
| Lead | 0.0025 mg/L 17% of the EPA limit 0.0150 mg/L | 11/11 | LCR | 2023 |
| Arsenic | 3.366 µg/L 34% of the EPA limit 10 µg/L
worst single sample: 3.39 µg/L | 9/9 | SYR4 | 2012–2019 |
| Barium | 127.25 µg/L 6.4% of the EPA limit 2000 µg/L
worst single sample: 129 µg/L | 8/8 | SYR4 | 2012–2018 |
| Chromium | 14.07 µg/L 14% of the EPA limit 100 µg/L
worst single sample: 16.1 µg/L | 8/8 | SYR4 | 2012–2018 |
| Fluoride | 363.1 µg/L 9.1% of the EPA limit 4000 µg/L
worst single sample: 368 µg/L | 8/8 | SYR4 | 2012–2018 |
| Selenium | 7.762 µg/L 16% of the EPA limit 50 µg/L
worst single sample: 8.02 µg/L | 7/8 | SYR4 | 2012–2018 |
| Combined Radium (-226 And -228) | 1.244 pCi/L 25% of the EPA limit 5 pCi/L
worst single sample: 1.26 pCi/L | 3/4 | SYR4 | 2012–2018 |
| Lithium | 35.5 µg/L No EPA limit set | 3/3 | UCMR-5 | 2025 |
| Antimony, Total | 1.0928 µg/L 18% of the EPA limit 6 µg/L
worst single sample: 1.12 µg/L | 2/9 | SYR4 | 2013–2019 |
| Di(2-ethylhexyl) Phthalate | 3.33 µg/L 56% of the EPA limit 6 µg/L | 1/23 | SYR4 | 2012–2019 |
85 contaminants tested, none detected
Utility contact
Frequently asked questions about Wahoo, City of
Is Wahoo, City of tap water safe to drink?
EPA monitoring detected 13 contaminants in Wahoo, City of'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 Wahoo, City of's water?
EPA monitoring detected Nitrate-Nitrite, Copper, Lead, Lead, Arsenic, and others. The full list with the level and data source for each is above.
How many people does Wahoo, City of serve?
Wahoo, City of reports serving 4,500 people in Nebraska, per its EPA record.
Has Wahoo, City of had any water quality violations?
The EPA has 57 violations on file for Wahoo, City of, of which 51 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.