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 |
|---|---|---|---|
| TT | Health-based | Unaddressed | 2024-10-17 |
| MCL | Health-based | Archived | 2023-01-01 → 2023-03-31 |
| MCL | Health-based | Archived | 2022-04-01 → 2022-06-30 |
| MCL | Health-based | Archived | 2021-07-01 → 2021-09-30 |
| MCL | Health-based | Archived | 2021-04-01 → 2021-06-30 |
| MCL | Health-based | Archived | 2021-01-01 → 2021-03-31 |
| MCL | Health-based | Archived | 2020-10-01 → 2020-12-31 |
| MCL | Health-based | Archived | 2020-07-01 → 2020-09-30 |
| MCL | Health-based | Archived | 2020-04-01 → 2020-06-30 |
| MCL | Health-based | Archived | 2020-01-01 → 2020-03-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 15000 µg/L 150% of the EPA limit, in the worst sample — 10000 µg/L | 64/64 | SYR4 | 2012–2019 |
| Lead | 0.0032 mg/L 21% of the EPA limit 0.0150 mg/L | 9/9 | LCR | 2023 |
| Arsenic | 5.2 µg/L 52% of the EPA limit 10 µg/L | 2/2 | SYR4 | 2014–2017 |
| Barium | 39 µg/L 2% of the EPA limit 2000 µg/L | 2/2 | SYR4 | 2014–2017 |
| Selenium | 6.4 µg/L 13% of the EPA limit 50 µg/L | 2/2 | SYR4 | 2014–2017 |
| Fluoride | 130 µg/L 3.3% of the EPA limit 4000 µg/L | 1/2 | SYR4 | 2014–2017 |
44 contaminants tested, none detected
Utility contact
Frequently asked questions about East Wilson Road Water Company
Is East Wilson Road Water Company tap water safe to drink?
EPA monitoring detected 6 contaminants in East Wilson Road Water Company'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 East Wilson Road Water Company's water?
EPA monitoring detected Nitrate, Lead, Arsenic, Barium, Selenium, and others. The full list with the level and data source for each is above.
How many people does East Wilson Road Water Company serve?
East Wilson Road Water Company reports serving 35 people in California, per its EPA record.
Has East Wilson Road Water Company had any water quality violations?
The EPA has 89 violations on file for East Wilson Road Water Company, of which 56 are health-based (a contaminant limit or required treatment was breached) and 2 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.