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 | 2004-07-01 → 2004-07-31 |
| MR | Monitoring | Resolved | 2004-07-01 → 2004-07-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Dibromochloromethane | 18 µg/L No EPA limit set
worst single sample: 25 µg/L | 248/248 | SYR4 | 2012–2019 |
| TTHM | 56 µg/L 70% of the EPA limit 80 µg/L
worst single sample: 68 µg/L | 248/248 | SYR4 | 2012–2019 |
| Bromoform | 9.2 µg/L No EPA limit set
worst single sample: 9.9 µg/L | 240/248 | SYR4 | 2012–2019 |
| Bromodichloromethane | 17 µg/L No EPA limit set
worst single sample: 20 µg/L | 239/248 | SYR4 | 2012–2019 |
| Chloroform | 19 µg/L No EPA limit set
worst single sample: 24 µg/L | 227/248 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 27.1 µg/L 45% of the EPA limit 60 µg/L
worst single sample: 33 µg/L | 179/240 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 9.7 µg/L No EPA limit set
worst single sample: 16 µg/L | 170/240 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 8.515 µg/L No EPA limit set
worst single sample: 9.5 µg/L | 158/240 | SYR4 | 2012–2019 |
| Dibromoacetic Acid | 5.57 µg/L No EPA limit set
worst single sample: 7.5 µg/L | 147/240 | SYR4 | 2012–2019 |
| Nitrate | 3412.6 µg/L 34% of the EPA limit 10000 µg/L
worst single sample: 3570.8 µg/L | 96/118 | SYR4 | 2012–2019 |
| Monobromoacetic Acid | 2.72 µg/L No EPA limit set
worst single sample: 3.1 µg/L | 57/240 | SYR4 | 2012–2019 |
| Monochloroacetic Acid | 6.1 µg/L No EPA limit set
worst single sample: 12 µg/L | 31/240 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 806000 µg/L 8060% of the EPA limit, at the 95th percentile of samples — 10000 µg/L
worst single sample: 850000 µg/L | 29/39 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 19/19 | LCR | 2024 |
| Combined Uranium | 12.9943 µg/L 43% of the EPA limit 30 µg/L
worst single sample: 15.198 µg/L | 18/18 | SYR4 | 2012–2019 |
| Fluoride | 583.5 µg/L 15% of the EPA limit 4000 µg/L
worst single sample: 600 µg/L | 12/12 | SYR4 | 2012–2017 |
| Arsenic | 5.23 µg/L 52% of the EPA limit 10 µg/L
worst single sample: 5.3 µg/L | 8/21 | SYR4 | 2012–2017 |
| Lithium | 36.2156 µg/L No EPA limit set | 3/6 | UCMR-5 | 2024 |
67 contaminants tested, none detected
Utility contact
Frequently asked questions about City of Newport Beach
Is City of Newport Beach tap water safe to drink?
EPA monitoring detected 18 contaminants in City of Newport Beach'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 City of Newport Beach's water?
EPA monitoring detected Dibromochloromethane, TTHM, Bromoform, Bromodichloromethane, Chloroform, and others. The full list with the level and data source for each is above.
How many people does City of Newport Beach serve?
City of Newport Beach reports serving 68,572 people in California, per its EPA record.
Has City of Newport Beach had any water quality violations?
The EPA has 2 violations on file for City of Newport Beach, 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.