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 |
|---|---|---|---|
| MCL | Health-based | Resolved | 2013-10-01 → 2013-10-31 |
| MCL | Health-based | Resolved | 2013-10-01 → 2013-10-31 |
| MCL | Health-based | Resolved | 2011-09-01 → 2011-09-30 |
| MCL | Health-based | Resolved | 2011-09-01 → 2011-09-30 |
| MCL | Health-based | Resolved | 2005-11-01 → 2005-11-30 |
| MCL | Health-based | Resolved | 2005-11-01 → 2005-11-30 |
| MCL | Health-based | Resolved | 2005-11-01 → 2005-11-30 |
| MCL | Health-based | Resolved | 2005-11-01 → 2005-11-30 |
| MCL | Health-based | Resolved | 2004-09-01 → 2004-09-30 |
| MCL | Health-based | Resolved | 2004-09-01 → 2004-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 1010 µg/L 10% of the EPA limit 10000 µg/L
worst single sample: 1780 µg/L | 44/90 | SYR4 | 2012–2019 |
| Fluoride | 208 µg/L 5.2% of the EPA limit 4000 µg/L
worst single sample: 240 µg/L | 9/19 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 943000 µg/L 9430% of the EPA limit, at the 95th percentile of samples — 10000 µg/L
worst single sample: 950000 µg/L | 8/18 | SYR4 | 2012–2018 |
| Arsenic | 2.8072 µg/L 28% of the EPA limit 10 µg/L
worst single sample: 2.909 µg/L | 5/15 | SYR4 | 2012–2018 |
| Copper | 176.22 µg/L 14% of the EPA limit 1300 µg/L
worst single sample: 211 µg/L | 5/15 | SYR4 | 2013–2019 |
| Lead | 0.0030 mg/L 20% of the EPA limit 0.0150 mg/L | 5/5 | LCR | 2024 |
| Barium | 7.0161 µg/L 0.4% of the EPA limit 2000 µg/L
worst single sample: 7.04 µg/L | 3/15 | SYR4 | 2012–2018 |
| Nitrite | 87.409 µg/L 8.7% of the EPA limit 1000 µg/L
worst single sample: 92 µg/L | 2/21 | SYR4 | 2012–2018 |
| Mercury | 0.3800 µg/L 19% of the EPA limit 2 µg/L | 1/15 | SYR4 | 2012–2018 |
30 contaminants tested, none detected
Utility contact
Frequently asked questions about Auburn Valley Community Service Dis
Is Auburn Valley Community Service Dis tap water safe to drink?
EPA monitoring detected 9 contaminants in Auburn Valley Community Service Dis'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 Auburn Valley Community Service Dis's water?
EPA monitoring detected Nitrate, Fluoride, Nitrate-Nitrite, Arsenic, Copper, and others. The full list with the level and data source for each is above.
How many people does Auburn Valley Community Service Dis serve?
Auburn Valley Community Service Dis reports serving 290 people in California, per its EPA record.
Has Auburn Valley Community Service Dis had any water quality violations?
The EPA has 12 violations on file for Auburn Valley Community Service Dis, of which 11 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.