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 | 2025-01-01 → 2025-03-31 |
| MCL | Health-based | Resolved | 2025-01-01 → 2025-03-31 |
| MCL | Health-based | Resolved | 2025-01-01 → 2025-03-31 |
| MCL | Health-based | Resolved | 2025-01-01 → 2025-03-31 |
| MCL | Health-based | Resolved | 2025-01-01 → 2025-03-31 |
| MCL | Health-based | Resolved | 2024-01-01 → 2024-03-31 |
| MCL | Health-based | Resolved | 2024-01-01 → 2024-03-31 |
| MCL | Health-based | Resolved | 2024-01-01 → 2024-03-31 |
| MCL | Health-based | Resolved | 2024-01-01 → 2024-03-31 |
| MCL | Health-based | Resolved | 2024-01-01 → 2024-03-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Arsenic | 33.9 µg/L 339% of the EPA limit, at the 95th percentile of samples — 10 µg/L
worst single sample: 38 µg/L | 32/148 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 13/13 | LCR | 2025 |
| Copper | 225 µg/L 17% of the EPA limit 1300 µg/L
worst single sample: 310 µg/L | 11/14 | SYR4 | 2012–2019 |
| Nitrate | 1800 µg/L 18% of the EPA limit 10000 µg/L | 10/18 | SYR4 | 2012–2019 |
| Lead | 2.55 µg/L 17% of the EPA limit 15 µg/L
worst single sample: 2.7 µg/L | 4/12 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 1695 µg/L 17% of the EPA limit 10000 µg/L
worst single sample: 1800 µg/L | 3/5 | SYR4 | 2012–2019 |
| Combined Uranium | 8.608 µg/L 29% of the EPA limit 30 µg/L
worst single sample: 8.94 µg/L | 2/2 | SYR4 | 2012–2018 |
| Di(2-ethylhexyl) Phthalate | 0.8425 µg/L 14% of the EPA limit 6 µg/L
worst single sample: 0.8500 µg/L | 2/9 | SYR4 | 2013–2019 |
| Fluoride | 793 µg/L 20% of the EPA limit 4000 µg/L
worst single sample: 800 µg/L | 2/4 | SYR4 | 2012–2019 |
| Gross Alpha, Excl. Radon And U | 1.76 pCi/L 12% of the EPA limit 15 pCi/L
worst single sample: 1.8 pCi/L | 2/2 | SYR4 | 2012–2018 |
65 contaminants tested, none detected
Utility contact
Frequently asked questions about Equestrian Estates Co Op Water Assoc
Is Equestrian Estates Co Op Water Assoc tap water safe to drink?
EPA monitoring detected 10 contaminants in Equestrian Estates Co Op Water Assoc'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 Equestrian Estates Co Op Water Assoc's water?
EPA monitoring detected Arsenic, Lead, Copper, Nitrate, Lead, and others. The full list with the level and data source for each is above.
How many people does Equestrian Estates Co Op Water Assoc serve?
Equestrian Estates Co Op Water Assoc reports serving 108 people in Nevada, per its EPA record.
Has Equestrian Estates Co Op Water Assoc had any water quality violations?
The EPA has 148 violations on file for Equestrian Estates Co Op Water Assoc, of which 104 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.