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 | 2006-03-01 → 2006-03-31 |
| TT | Health-based | Resolved | 2004-12-01 → 2004-12-31 |
| TT | Health-based | Resolved | 2004-12-01 → 2004-12-31 |
| TT | Health-based | Resolved | 2004-12-01 → 2004-12-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 29 µg/L No EPA limit set | 69/72 | SYR4 | 2013–2019 |
| Bromoform | 19 µg/L No EPA limit set | 69/72 | SYR4 | 2013–2019 |
| Dibromochloromethane | 31 µg/L No EPA limit set | 69/72 | SYR4 | 2013–2019 |
| TTHM | 86 µg/L 108% of the EPA limit, in the worst sample — 80 µg/L | 69/72 | SYR4 | 2013–2019 |
| Chloroform | 32 µg/L No EPA limit set | 67/72 | SYR4 | 2013–2019 |
| Dibromoacetic Acid | 8 µg/L No EPA limit set | 50/50 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 36 µg/L 60% of the EPA limit 60 µg/L | 49/50 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 17 µg/L No EPA limit set | 48/50 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 8.9 µg/L No EPA limit set | 37/50 | SYR4 | 2013–2019 |
| Monobromoacetic Acid | 4 µg/L No EPA limit set | 25/50 | SYR4 | 2013–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 21/21 | LCR | 2025 |
| Monochloroacetic Acid | 5.4 µg/L No EPA limit set | 10/50 | SYR4 | 2013–2019 |
| Lithium | 82.2 µg/L No EPA limit set | 4/4 | UCMR-5 | 2024 |
| Fluoride | 370 µg/L 9.3% of the EPA limit 4000 µg/L | 3/3 | SYR4 | 2012–2019 |
| Barium | 130 µg/L 6.5% of the EPA limit 2000 µg/L | 2/2 | SYR4 | 2018–2019 |
| Nitrate | 174.02 µg/L 1.7% of the EPA limit 10000 µg/L | 2/6 | SYR4 | 2012–2019 |
| Arsenic | 3.1 µg/L 31% of the EPA limit 10 µg/L | 1/2 | SYR4 | 2018–2019 |
| Dichloromethane | 0.7500 µg/L 15% of the EPA limit 5 µg/L | 1/8 | SYR4 | 2018–2019 |
88 contaminants tested, none detected
Utility contact
Frequently asked questions about Gswc - Calipatria
Is Gswc - Calipatria tap water safe to drink?
EPA monitoring detected 18 contaminants in Gswc - Calipatria'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 Gswc - Calipatria's water?
EPA monitoring detected Bromodichloromethane, Bromoform, Dibromochloromethane, TTHM, Chloroform, and others. The full list with the level and data source for each is above.
How many people does Gswc - Calipatria serve?
Gswc - Calipatria reports serving 7,363 people in California, per its EPA record.
Has Gswc - Calipatria had any water quality violations?
The EPA has 4 violations on file for Gswc - Calipatria, 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.