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 | Archived | 2026-01-01 → 2026-03-31 |
| MCL | Health-based | Archived | 2026-01-01 → 2026-03-31 |
| MCL | Health-based | Archived | 2026-01-01 → 2026-03-31 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-04-01 → 2025-06-30 |
| MCL | Health-based | Archived | 2025-04-01 → 2025-06-30 |
| MCL | Health-based | Archived | 2025-04-01 → 2025-06-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 7440 µg/L 74% of the EPA limit 10000 µg/L | 28/28 | SYR4 | 2012–2019 |
| Copper | 1200 µg/L 92% of the EPA limit 1300 µg/L | 24/26 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 14/14 | LCR | 2025 |
| Lead | 35 µg/L 233% of the EPA limit, in the worst sample — 15 µg/L | 10/26 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 7440 µg/L 74% of the EPA limit 10000 µg/L | 7/7 | SYR4 | 2012–2017 |
| Combined Uranium | 30 µg/L 100% of the EPA limit 30 µg/L | 2/2 | SYR4 | 2019 |
| Arsenic | 5.3 µg/L 53% of the EPA limit 10 µg/L | 1/2 | SYR4 | 2013–2016 |
| Barium | 32 µg/L 1.6% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2013 |
| Chromium | 3 µg/L 3% of the EPA limit 100 µg/L | 1/1 | SYR4 | 2013 |
| Fluoride | 930 µg/L 23% of the EPA limit 4000 µg/L | 1/1 | SYR4 | 2013 |
| Gross Alpha, Excl. Radon And U | 3 pCi/L 20% of the EPA limit 15 pCi/L | 1/1 | SYR4 | 2019 |
| Selenium | 5.2 µg/L 10% of the EPA limit 50 µg/L | 1/1 | SYR4 | 2013 |
59 contaminants tested, none detected
Utility contact
Frequently asked questions about Cs Rancheros Bonitos Water Company
Is Cs Rancheros Bonitos Water Company tap water safe to drink?
EPA monitoring detected 12 contaminants in Cs Rancheros Bonitos 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 Cs Rancheros Bonitos Water Company's water?
EPA monitoring detected Nitrate, Copper, Lead, Lead, Nitrate-Nitrite, and others. The full list with the level and data source for each is above.
How many people does Cs Rancheros Bonitos Water Company serve?
Cs Rancheros Bonitos Water Company reports serving 120 people in Missouri, per its EPA record.
Has Cs Rancheros Bonitos Water Company had any water quality violations?
The EPA has 292 violations on file for Cs Rancheros Bonitos Water Company, of which 76 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.