What was found in Newport Beach's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Nitrate-Nitrite | 806000 µg/L 8060% of the EPA limit, at the 95th percentile of samples — 10000 µg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Nitrate | 3412.6 µg/L 34% of the EPA limit 10000 µg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Fluoride | 583.5 µg/L 15% of the EPA limit 4000 µg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2017 | 1/1 | SYR4 |
| TTHM | 56 µg/L 70% of the EPA limit 80 µg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Lithium | 36.2156 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2024 | 1/1 | UCMR-5 |
| Total Haloacetic Acids (HAA5) | 27.099999999999994 µg/L 45% of the EPA limit 60 µg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Chloroform | 19 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 18 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 17 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Combined Uranium | 12.994289999999996 µg/L 43% of the EPA limit 30 µg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 9.7 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Bromoform | 9.2 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 8.515 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 6.1 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 5.5699999999999985 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Arsenic | 5.2299999999999995 µg/L 52% of the EPA limit 10 µg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2017 | 1/1 | SYR4 |
| Monobromoacetic Acid | 2.7199999999999998 µg/L No EPA limit set Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2019 | 1/1 | SYR4 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: CITY OF NEWPORT BEACH · 68,572 people · 2024 | 1/1 | LCR |
Water suppliers serving Newport Beach
| Supplier | Population served |
|---|---|
| CITY OF NEWPORT BEACH | 68,572 |
Frequently asked questions about Newport Beach tap water
Is Newport Beach tap water safe to drink?
EPA testing detected 18 contaminants in the water serving Newport Beach. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve Newport Beach?
1 public water supplier report drinking-water monitoring for Newport Beach, California to the EPA. Each is listed above with its population served.
What contaminants are in Newport Beach's water?
The contaminants EPA monitoring detected in Newport Beach include Nitrate-Nitrite, Nitrate, Fluoride, TTHM, Lithium. The full list, with the level at the main supplier and the data source, is in the table above.
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.