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 | Addressed | 2025-10-01 |
| MR | Monitoring | Resolved | 1993-07-01 → 2003-12-31 |
| Other | Monitoring | Archived | 1983-07-01 → 1983-07-31 |
| Other | Monitoring | Archived | 1983-06-01 → 1983-06-30 |
| Other | Monitoring | Archived | 1983-01-01 → 1983-01-31 |
| Other | Monitoring | Archived | 1982-11-01 → 1982-11-30 |
| Other | Monitoring | Archived | 1982-10-01 → 1982-10-31 |
| 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 | 1847.99 µg/L 18% of the EPA limit 10000 µg/L
worst single sample: 2300 µg/L | 34/38 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 11/11 | LCR | 2022 |
| Combined Uranium | 23.4228 µg/L 78% of the EPA limit 30 µg/L
worst single sample: 25.479 µg/L | 7/7 | SYR4 | 2014–2019 |
| Arsenic | 7.75 µg/L 78% of the EPA limit 10 µg/L
worst single sample: 8 µg/L | 6/6 | SYR4 | 2013–2019 |
| Fluoride | 1125 µg/L 28% of the EPA limit 4000 µg/L
worst single sample: 1200 µg/L | 6/6 | SYR4 | 2013–2019 |
| Nitrate-Nitrite | 740000 µg/L 7400% of the EPA limit, at the 95th percentile of samples — 10000 µg/L
worst single sample: 900000 µg/L | 5/5 | SYR4 | 2014–2019 |
| Barium | 22.4 µg/L 1.1% of the EPA limit 2000 µg/L
worst single sample: 24.5 µg/L | 4/6 | SYR4 | 2013–2019 |
| Lead | 0.6000 µg/L 4% of the EPA limit 15 µg/L | 1/6 | SYR4 | 2013–2019 |
| Mercury | 0.0900 µg/L 4.5% of the EPA limit 2 µg/L | 1/6 | SYR4 | 2013–2019 |
61 contaminants tested, none detected
Utility contact
Frequently asked questions about Sierra King Homeowners Assn
Is Sierra King Homeowners Assn tap water safe to drink?
EPA monitoring detected 9 contaminants in Sierra King Homeowners Assn'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 Sierra King Homeowners Assn's water?
EPA monitoring detected Nitrate, Lead, Combined Uranium, Arsenic, Fluoride, and others. The full list with the level and data source for each is above.
How many people does Sierra King Homeowners Assn serve?
Sierra King Homeowners Assn reports serving 260 people in California, per its EPA record.
Has Sierra King Homeowners Assn had any water quality violations?
The EPA has 9 violations on file for Sierra King Homeowners Assn, of which 0 are health-based (a contaminant limit or required treatment was breached) and 1 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.