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 | Resolved | 2023-10-20 |
| TT | Health-based | Resolved | 2023-10-20 |
| TT | Health-based | Resolved | 2023-10-20 |
| TT | Health-based | Resolved | 2023-10-20 |
| TT | Health-based | Resolved | 2023-10-20 |
| TT | Health-based | Resolved | 2023-10-20 |
| MCL | Health-based | Archived | 1988-07-01 → 1988-09-30 |
| RPT | Monitoring | Resolved | 2025-07-02 |
| RPT | Monitoring | Resolved | 2025-07-02 |
| MR | Monitoring | Resolved | 2025-07-01 → 2025-07-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 750 µg/L 7.5% of the EPA limit 10000 µg/L | 18/22 | SYR4 | 2012–2019 |
| Copper | 240 µg/L 18% of the EPA limit 1300 µg/L | 8/10 | SYR4 | 2014–2017 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 7/7 | LCR | 2026 |
| Lead | 12 µg/L 80% of the EPA limit 15 µg/L | 7/10 | SYR4 | 2014–2017 |
| Lithium | 210 µg/L No EPA limit set | 2/2 | UCMR-5 | 2023 |
| Barium | 56 µg/L 2.8% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2013 |
| Di(2-ethylhexyl) Phthalate | 8.6 µg/L 143% of the EPA limit, in the worst sample — 6 µg/L | 1/3 | SYR4 | 2013–2019 |
| Fluoride | 2800 µg/L 70% of the EPA limit 4000 µg/L | 1/1 | SYR4 | 2013 |
| Nitrate-Nitrite | 410 µg/L 4.1% of the EPA limit 10000 µg/L | 1/1 | SYR4 | 2013 |
92 contaminants tested, none detected
Utility contact
Frequently asked questions about Katherine Resorts Water Company
Is Katherine Resorts Water Company tap water safe to drink?
EPA monitoring detected 9 contaminants in Katherine Resorts 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 Katherine Resorts Water Company's water?
EPA monitoring detected Nitrate, Copper, Lead, Lead, Lithium, and others. The full list with the level and data source for each is above.
How many people does Katherine Resorts Water Company serve?
Katherine Resorts Water Company reports serving 58 people in California, per its EPA record.
Has Katherine Resorts Water Company had any water quality violations?
The EPA has 277 violations on file for Katherine Resorts Water Company, of which 7 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.