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 | 2017-01-01 → 2017-12-31 |
| MR | Monitoring | Resolved | 2017-01-01 → 2017-12-31 |
| MR | Monitoring | Resolved | 1993-07-01 → 2003-12-31 |
| Other | Monitoring | Archived | 1984-09-01 → 1984-09-30 |
| Other | Monitoring | Archived | 1984-08-01 → 1984-08-31 |
| Other | Monitoring | Archived | 1984-07-01 → 1984-07-31 |
| MR | Monitoring | Archived | 1981-10-01 → 1982-09-30 |
| MR | Monitoring | Archived | 1980-10-30 → 1981-10-29 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 1700 µg/L 17% of the EPA limit 10000 µg/L | 34/34 | SYR4 | 2012–2019 |
| Fluoride | 340 µg/L 8.5% of the EPA limit 4000 µg/L | 5/5 | SYR4 | 2012–2018 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 5/5 | LCR | 2025 |
| Combined Uranium | 4.47 µg/L 15% of the EPA limit 30 µg/L | 4/4 | SYR4 | 2015–2018 |
| Barium | 110 µg/L 5.5% of the EPA limit 2000 µg/L | 3/5 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 1700 µg/L 17% of the EPA limit 10000 µg/L | 2/2 | SYR4 | 2017–2018 |
| Copper | 100 µg/L 7.7% of the EPA limit 1300 µg/L | 1/5 | SYR4 | 2012–2018 |
39 contaminants tested, none detected
Utility contact
Frequently asked questions about Westside Park Mutual Water
Is Westside Park Mutual Water tap water safe to drink?
EPA monitoring detected 7 contaminants in Westside Park Mutual 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 Westside Park Mutual Water's water?
EPA monitoring detected Nitrate, Fluoride, Lead, Combined Uranium, Barium, and others. The full list with the level and data source for each is above.
How many people does Westside Park Mutual Water serve?
Westside Park Mutual Water reports serving 495 people in California, per its EPA record.
Has Westside Park Mutual Water had any water quality violations?
The EPA has 8 violations on file for Westside Park Mutual Water, 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.