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 | Addressed | 2026-04-01 → 2026-06-30 |
| MCL | Health-based | Addressed | 2026-04-01 → 2026-06-30 |
| MCL | Health-based | Addressed | 2026-04-01 → 2026-06-30 |
| MCL | Health-based | Archived | 2026-01-01 → 2026-03-31 |
| MCL | Health-based | Archived | 2026-01-01 → 2026-03-31 |
| MCL | Health-based | Archived | 2026-01-01 → 2026-03-31 |
| MCL | Health-based | Archived | 2026-01-01 → 2026-03-31 |
| MCL | Health-based | Archived | 2025-10-01 → 2025-12-31 |
| MCL | Health-based | Archived | 2025-10-01 → 2025-12-31 |
| MCL | Health-based | Archived | 2025-10-01 → 2025-12-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 3.985 µg/L 0.3% of the EPA limit 1300 µg/L
worst single sample: 4.3 µg/L | 10/11 | SYR4 | 2017–2019 |
| Arsenic | 14.22 µg/L 142% of the EPA limit, at the 95th percentile of samples — 10 µg/L
worst single sample: 14.7 µg/L | 9/10 | SYR4 | 2017–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 5/5 | LCR | 2023 |
| Nitrate | 1310 µg/L 13% of the EPA limit 10000 µg/L | 4/10 | SYR4 | 2012–2019 |
| Fluoride | 536.5 µg/L 13% of the EPA limit 4000 µg/L
worst single sample: 550 µg/L | 2/2 | SYR4 | 2013–2017 |
| Barium | 1480 µg/L 74% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2017 |
| Gross Beta Particle Activity | 6.5 pCi/L No EPA limit set | 1/2 | SYR4 | 2013–2017 |
| Monochloroacetic Acid | 8 µg/L No EPA limit set | 1/5 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 1160 µg/L 12% of the EPA limit 10000 µg/L | 1/1 | SYR4 | 2012 |
| Total Haloacetic Acids (HAA5) | 8 µg/L 13% of the EPA limit 60 µg/L | 1/5 | SYR4 | 2012–2019 |
68 contaminants tested, none detected
Utility contact
Frequently asked questions about The Estates of Sandy Hills
Is The Estates of Sandy Hills tap water safe to drink?
EPA monitoring detected 10 contaminants in The Estates of Sandy Hills'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 The Estates of Sandy Hills's water?
EPA monitoring detected Copper, Arsenic, Lead, Nitrate, Fluoride, and others. The full list with the level and data source for each is above.
How many people does The Estates of Sandy Hills serve?
The Estates of Sandy Hills reports serving 40 people in Texas, per its EPA record.
Has The Estates of Sandy Hills had any water quality violations?
The EPA has 538 violations on file for The Estates of Sandy Hills, of which 72 are health-based (a contaminant limit or required treatment was breached) and 10 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.