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 | 2024-10-17 |
| TT | Health-based | Resolved | 2024-10-17 |
| TT | Health-based | Resolved | 2024-10-17 |
| TT | Health-based | Resolved | 2024-10-17 |
| MCL | Health-based | Archived | 1984-03-15 → 1985-03-14 |
| MCL | Health-based | Archived | 1979-07-19 → 1979-08-18 |
| MCL | Health-based | Archived | 1979-07-19 → 1980-07-18 |
| MR | Monitoring | Resolved | 2024-12-30 |
| MR | Monitoring | Resolved | 2024-12-30 |
| RPT | Monitoring | Resolved | 2024-10-17 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 16.82 µg/L No EPA limit set
worst single sample: 17.3 µg/L | 7/7 | SYR4 | 2012–2019 |
| Chloroform | 27.27 µg/L No EPA limit set
worst single sample: 28.5 µg/L | 7/7 | SYR4 | 2012–2019 |
| Dibromoacetic Acid | 2.52 µg/L No EPA limit set
worst single sample: 2.7 µg/L | 7/7 | SYR4 | 2012–2019 |
| Dibromochloromethane | 10.44 µg/L No EPA limit set
worst single sample: 10.8 µg/L | 7/7 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 15.19 µg/L No EPA limit set
worst single sample: 16 µg/L | 7/7 | SYR4 | 2012–2019 |
| TTHM | 50.07 µg/L 63% of the EPA limit 80 µg/L
worst single sample: 51.3 µg/L | 7/7 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 24.97 µg/L 42% of the EPA limit 60 µg/L
worst single sample: 26.5 µg/L | 7/7 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 8.55 µg/L No EPA limit set
worst single sample: 9.3 µg/L | 7/7 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 6/6 | LCR | 2024 |
| Bromoform | 2.27 µg/L No EPA limit set
worst single sample: 2.3 µg/L | 4/7 | SYR4 | 2012–2019 |
| Copper | 3.085 µg/L 0.2% of the EPA limit 1300 µg/L
worst single sample: 3.1 µg/L | 4/10 | SYR4 | 2014–2017 |
| Monochloroacetic Acid | 3.1 µg/L No EPA limit set | 1/7 | SYR4 | 2012–2019 |
2 contaminants tested, none detected
Utility contact
Frequently asked questions about High Valley Wsc
Is High Valley Wsc tap water safe to drink?
EPA monitoring detected 12 contaminants in High Valley Wsc'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 High Valley Wsc's water?
EPA monitoring detected Bromodichloromethane, Chloroform, Dibromoacetic Acid, Dibromochloromethane, Dichloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does High Valley Wsc serve?
High Valley Wsc reports serving 231 people in Texas, per its EPA record.
Has High Valley Wsc had any water quality violations?
The EPA has 80 violations on file for High Valley Wsc, 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.