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 | Unaddressed | 2024-10-17 |
| TT | Health-based | Unaddressed | 2024-10-17 |
| MCL | Health-based | Archived | 2001-07-01 → 2001-07-31 |
| MCL | Health-based | Archived | 2001-02-01 → 2001-02-28 |
| MCL | Health-based | Archived | 2000-10-01 → 2000-10-31 |
| MCL | Health-based | Archived | 2000-08-01 → 2000-08-31 |
| MCL | Health-based | Archived | 2000-02-01 → 2000-02-29 |
| MCL | Health-based | Archived | 2000-02-01 → 2000-02-29 |
| MCL | Health-based | Archived | 1999-11-01 → 1999-11-30 |
| MCL | Health-based | Archived | 1999-11-01 → 1999-11-30 |
Utility contact
Frequently asked questions about Sierrita-Caonilla
Is Sierrita-Caonilla tap water safe to drink?
EPA monitoring found no contaminants above the detection limit for Sierrita-Caonilla. See the utility's annual Consumer Confidence Report for the full official status.
How many people does Sierrita-Caonilla serve?
Sierrita-Caonilla reports serving 100 people in PR, per its EPA record.
Has Sierrita-Caonilla had any water quality violations?
The EPA has 613 violations on file for Sierrita-Caonilla, of which 57 are health-based (a contaminant limit or required treatment was breached) and 4 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.