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 | Resolved | 2016-08-01 → 2016-08-31 |
| MCL | Health-based | Resolved | 2016-08-01 → 2016-08-31 |
| MCL | Health-based | Resolved | 2016-08-01 → 2016-08-31 |
| MCL | Health-based | Resolved | 2016-08-01 → 2016-08-31 |
| MCL | Health-based | Resolved | 2016-08-01 → 2016-08-31 |
| MCL | Health-based | Archived | 1979-07-17 → 1980-07-16 |
| MR | Monitoring | Resolved | 2025-10-01 |
| MR | Monitoring | Resolved | 2025-10-01 |
| MR | Monitoring | Resolved | 2025-10-01 |
| MR | Monitoring | Resolved | 2025-10-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 17.46 µg/L No EPA limit set
worst single sample: 24.5 µg/L | 62/62 | SYR4 | 2012–2019 |
| Chloroform | 13.49 µg/L No EPA limit set
worst single sample: 20.4 µg/L | 62/62 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 27.68 µg/L No EPA limit set
worst single sample: 39.8 µg/L | 62/62 | SYR4 | 2012–2019 |
| TTHM | 78.685 µg/L 98% of the EPA limit 80 µg/L
worst single sample: 87.5 µg/L | 62/62 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 36.825 µg/L 61% of the EPA limit 60 µg/L
worst single sample: 56.2 µg/L | 62/62 | SYR4 | 2012–2019 |
| Dibromochloromethane | 24.4 µg/L No EPA limit set
worst single sample: 37.7 µg/L | 61/62 | SYR4 | 2012–2019 |
| Copper | 163.95 µg/L 13% of the EPA limit 1300 µg/L
worst single sample: 260 µg/L | 60/60 | SYR4 | 2013–2019 |
| Dibromoacetic Acid | 11.135 µg/L No EPA limit set
worst single sample: 14.4 µg/L | 60/62 | SYR4 | 2012–2019 |
| Bromoform | 17.61 µg/L No EPA limit set
worst single sample: 32.1 µg/L | 55/62 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 6.305 µg/L No EPA limit set
worst single sample: 9.1 µg/L | 52/62 | SYR4 | 2012–2019 |
| Lead | 4.5 µg/L 30% of the EPA limit 15 µg/L
worst single sample: 6.39 µg/L | 21/60 | SYR4 | 2013–2019 |
| Lead | 0.0034 mg/L 23% of the EPA limit 0.0150 mg/L | 17/17 | LCR | 2026 |
| Monobromoacetic Acid | 3.83 µg/L No EPA limit set
worst single sample: 4.6 µg/L | 12/62 | SYR4 | 2012–2019 |
| Monochloroacetic Acid | 11.85 µg/L No EPA limit set
worst single sample: 14.1 µg/L | 6/62 | SYR4 | 2012–2019 |
| Lithium | 19 µg/L No EPA limit set | 2/2 | UCMR-5 | 2025 |
29 contaminants tested, none detected
Utility contact
Frequently asked questions about Dog Ridge Wsc
Is Dog Ridge Wsc tap water safe to drink?
EPA monitoring detected 15 contaminants in Dog Ridge 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 Dog Ridge Wsc's water?
EPA monitoring detected Bromodichloromethane, Chloroform, Dichloroacetic Acid, TTHM, Total Haloacetic Acids (HAA5), and others. The full list with the level and data source for each is above.
How many people does Dog Ridge Wsc serve?
Dog Ridge Wsc reports serving 4,100 people in Texas, per its EPA record.
Has Dog Ridge Wsc had any water quality violations?
The EPA has 55 violations on file for Dog Ridge Wsc, of which 6 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.