What was found in Lakewood'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 | 399785 µg/L 3998% of the EPA limit, at the 95th percentile of samples — 10000 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Nitrate | 1900 µg/L 19% of the EPA limit 10000 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Fluoride | 380 µg/L 9.5% of the EPA limit 4000 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Barium | 170 µg/L 8.5% of the EPA limit 2000 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| TTHM | 51.86 µg/L 65% of the EPA limit 80 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 18.14 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Chloroform | 17.32 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 16.27 µg/L 27% of the EPA limit 60 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 13.895 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Bromoform | 8.7095 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Arsenic | 8.3955 µg/L 84% of the EPA limit 10 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 7.1865 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 5.396 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 4.8875 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 4.612 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Gross Beta Particle Activity | 3.785 pCi/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2017 | 1/1 | SYR4 |
| Combined Uranium | 3.2184 µg/L 11% of the EPA limit 30 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Monobromoacetic Acid | 2.161 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| Tetrachloroethylene | 0.9645 µg/L 19% of the EPA limit 5 µg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2019 | 1/1 | SYR4 |
| PFOS | 0.0167 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2025 | 1/1 | UCMR-5 |
| PFHXS | 0.0031 µg/L No EPA limit set Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2025 | 1/1 | UCMR-5 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: LAKEWOOD - CITY, WATER DEPT. · 66,135 people · 2024 | 1/1 | LCR |
Water suppliers serving Lakewood
| Supplier | Population served |
|---|---|
| LAKEWOOD - CITY, WATER DEPT. | 66,135 |
Frequently asked questions about Lakewood tap water
Is Lakewood tap water safe to drink?
EPA testing detected 22 contaminants in the water serving Lakewood. 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 Lakewood?
1 public water supplier report drinking-water monitoring for Lakewood, California to the EPA. Each is listed above with its population served.
What contaminants are in Lakewood's water?
The contaminants EPA monitoring detected in Lakewood include Nitrate-Nitrite, Nitrate, Fluoride, Barium, TTHM. 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.