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 | 1993-12-01 → 1993-12-31 |
| MCL | Health-based | Resolved | 1993-12-01 → 1993-12-31 |
| MCL | Health-based | Resolved | 1993-08-01 → 1993-08-31 |
| MCL | Health-based | Resolved | 1993-08-01 → 1993-08-31 |
| MON | Monitoring | Resolved | 2018-05-01 → 2018-05-31 |
| MON | Monitoring | Resolved | 2018-05-01 → 2018-05-31 |
| MR | Monitoring | Resolved | 2018-01-01 → 2018-12-31 |
| MR | Monitoring | Resolved | 2018-01-01 → 2018-12-31 |
| MR | Monitoring | Resolved | 2018-01-01 → 2018-12-31 |
| MR | Monitoring | Resolved | 2018-01-01 → 2018-12-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 1800 µg/L 18% of the EPA limit 10000 µg/L | 12/16 | SYR4 | 2013–2019 |
| Lead | 0.0031 mg/L 21% of the EPA limit 0.0150 mg/L | 9/9 | LCR | 2024 |
| Combined Uranium | 50.66 µg/L 169% of the EPA limit, in the worst sample — 30 µg/L | 6/6 | SYR4 | 2015–2019 |
| Barium | 77 µg/L 3.9% of the EPA limit 2000 µg/L | 3/3 | SYR4 | 2015–2018 |
| Bromodichloromethane | 5 µg/L No EPA limit set | 3/3 | SYR4 | 2015–2019 |
| Bromoform | 5.2 µg/L No EPA limit set | 3/3 | SYR4 | 2015–2019 |
| Dibromoacetic Acid | 3.2 µg/L No EPA limit set | 3/3 | SYR4 | 2015–2019 |
| Dibromochloromethane | 8.5 µg/L No EPA limit set | 3/3 | SYR4 | 2015–2019 |
| Fluoride | 620 µg/L 16% of the EPA limit 4000 µg/L | 3/3 | SYR4 | 2015–2018 |
| TTHM | 20 µg/L 25% of the EPA limit 80 µg/L | 3/3 | SYR4 | 2015–2019 |
| Total Haloacetic Acids (HAA5) | 6.6 µg/L 11% of the EPA limit 60 µg/L | 3/3 | SYR4 | 2015–2019 |
| Chloroform | 2.5 µg/L No EPA limit set | 2/3 | SYR4 | 2015–2019 |
| Trichloroacetic Acid | 3.6 µg/L No EPA limit set | 2/3 | SYR4 | 2015–2019 |
| Dichloroacetic Acid | 1.5 µg/L No EPA limit set | 1/3 | SYR4 | 2015–2019 |
37 contaminants tested, none detected
Utility contact
Frequently asked questions about Long Canyon Water Company Corp.
Is Long Canyon Water Company Corp. tap water safe to drink?
EPA monitoring detected 14 contaminants in Long Canyon Water Company Corp.'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 Long Canyon Water Company Corp.'s water?
EPA monitoring detected Nitrate, Lead, Combined Uranium, Barium, Bromodichloromethane, and others. The full list with the level and data source for each is above.
How many people does Long Canyon Water Company Corp. serve?
Long Canyon Water Company Corp. reports serving 122 people in California, per its EPA record.
Has Long Canyon Water Company Corp. had any water quality violations?
The EPA has 77 violations on file for Long Canyon Water Company Corp., of which 4 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.