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 | 2022-10-08 |
| TT | Health-based | Resolved | 2022-10-08 |
| TT | Health-based | Resolved | 2022-10-08 |
| TT | Health-based | Resolved | 2022-10-08 |
| TT | Health-based | Resolved | 2017-10-01 |
| TT | Health-based | Resolved | 2017-10-01 |
| TT | Health-based | Resolved | 2017-10-01 |
| TT | Health-based | Resolved | 2017-10-01 |
| TT | Health-based | Resolved | 2017-10-01 |
| TT | Health-based | Resolved | 2017-04-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 168.5 µg/L 13% of the EPA limit 1300 µg/L
worst single sample: 590 µg/L | 62/63 | SYR4 | 2015–2019 |
| Nitrate | 64.6 µg/L 0.6% of the EPA limit 10000 µg/L
worst single sample: 70 µg/L | 30/32 | SYR4 | 2012–2019 |
| Bromoform | 6.5435 µg/L No EPA limit set
worst single sample: 9.27 µg/L | 20/31 | SYR4 | 2012–2019 |
| Dibromochloromethane | 8.0285 µg/L No EPA limit set
worst single sample: 9.9 µg/L | 20/31 | SYR4 | 2012–2019 |
| Bromodichloromethane | 5.056 µg/L No EPA limit set
worst single sample: 5.09 µg/L | 18/31 | SYR4 | 2012–2019 |
| TTHM | 22.15 µg/L 28% of the EPA limit 80 µg/L
worst single sample: 25.4 µg/L | 14/14 | SYR4 | 2013–2019 |
| Dibromoacetic Acid | 2.22 µg/L No EPA limit set
worst single sample: 2.4 µg/L | 13/14 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 6.4 µg/L 11% of the EPA limit 60 µg/L
worst single sample: 7.6 µg/L | 13/14 | SYR4 | 2013–2019 |
| Lead | 420.4 µg/L 2803% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 690 µg/L | 9/63 | SYR4 | 2015–2019 |
| Dichloroacetic Acid | 2 µg/L No EPA limit set | 7/14 | SYR4 | 2013–2019 |
| Lead | 0.0047 mg/L 31% of the EPA limit 0.0150 mg/L | 7/7 | LCR | 2023 |
| Fluoride | 626.75 µg/L 16% of the EPA limit 4000 µg/L
worst single sample: 630 µg/L | 6/6 | SYR4 | 2012–2018 |
| Trichloroacetic Acid | 1.275 µg/L No EPA limit set
worst single sample: 1.3 µg/L | 6/14 | SYR4 | 2013–2019 |
| Chloroform | 1.732 µg/L No EPA limit set
worst single sample: 1.77 µg/L | 5/31 | SYR4 | 2012–2019 |
| Barium | 24.7 µg/L 1.2% of the EPA limit 2000 µg/L
worst single sample: 25 µg/L | 4/4 | SYR4 | 2015–2018 |
| Nitrate-Nitrite | 45.635 µg/L 0.5% of the EPA limit 10000 µg/L
worst single sample: 46.1 µg/L | 4/4 | SYR4 | 2014–2019 |
| Combined Radium (-226 And -228) | 1.5 pCi/L 30% of the EPA limit 5 pCi/L | 2/2 | SYR4 | 2015 |
| Monochloroacetic Acid | 2.525 µg/L No EPA limit set
worst single sample: 2.6 µg/L | 2/14 | SYR4 | 2013–2019 |
| Selenium | 2.445 µg/L 4.9% of the EPA limit 50 µg/L
worst single sample: 2.5 µg/L | 2/4 | SYR4 | 2015–2018 |
| Antimony, Total | 0.3000 µg/L 5% of the EPA limit 6 µg/L | 1/4 | SYR4 | 2015–2018 |
| Carbon Tetrachloride | 0.7600 µg/L 15% of the EPA limit 5 µg/L | 1/17 | SYR4 | 2012–2019 |
| Monobromoacetic Acid | 1.1 µg/L No EPA limit set | 1/14 | SYR4 | 2013–2019 |
57 contaminants tested, none detected
Utility contact
Frequently asked questions about Sky Harbour Wsc
Is Sky Harbour Wsc tap water safe to drink?
EPA monitoring detected 22 contaminants in Sky Harbour 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 Sky Harbour Wsc's water?
EPA monitoring detected Copper, Nitrate, Bromoform, Dibromochloromethane, Bromodichloromethane, and others. The full list with the level and data source for each is above.
How many people does Sky Harbour Wsc serve?
Sky Harbour Wsc reports serving 1,248 people in Texas, per its EPA record.
Has Sky Harbour Wsc had any water quality violations?
The EPA has 85 violations on file for Sky Harbour Wsc, of which 20 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.