Compliance record
PFAS detected
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 4100 µg/L 41% of the EPA limit 10000 µg/L | 90/90 | SYR4 | 2012–2019 |
| Fluoride | 1200 µg/L 30% of the EPA limit 4000 µg/L | 9/9 | SYR4 | 2012–2019 |
| Lead | 0.0080 mg/L 53% of the EPA limit 0.0150 mg/L | 5/5 | LCR | 2024 |
| Combined Uranium | 5.066 µg/L 17% of the EPA limit 30 µg/L | 4/4 | SYR4 | 2016–2019 |
| Nitrate-Nitrite | 2600 µg/L 26% of the EPA limit 10000 µg/L | 4/4 | SYR4 | 2018–2019 |
| Lithium | 44 µg/L No EPA limit set | 2/10 | UCMR-5 | 2023 |
94 contaminants tested, none detected
Utility contact
Frequently asked questions about Glen Helen Water
Is Glen Helen Water tap water safe to drink?
EPA monitoring detected 10 contaminants in Glen Helen Water'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 Glen Helen Water's water?
EPA monitoring detected Nitrate, Fluoride, Lead, PFHXS, Combined Uranium, and others. The full list with the level and data source for each is above.
How many people does Glen Helen Water serve?
Glen Helen Water reports serving 5,900 people in California, per its EPA record.
Has Glen Helen Water had any water quality violations?
The EPA has no formal drinking-water violations on file for Glen Helen Water.
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.