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 | Archived | 1996-08-01 → 1996-08-31 |
| Other | Monitoring | Resolved | 2025-07-01 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
| MR | Monitoring | Resolved | 2005-01-01 → 2007-12-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 3500 µg/L 35% of the EPA limit 10000 µg/L | 12/12 | SYR4 | 2012–2019 |
| Lead | 0.0025 mg/L 17% of the EPA limit 0.0150 mg/L | 9/9 | LCR | 2023 |
| Bromodichloromethane | 9.87 µg/L No EPA limit set
worst single sample: 10 µg/L | 3/4 | SYR4 | 2012–2017 |
| Chloroform | 18.63 µg/L No EPA limit set
worst single sample: 18.7 µg/L | 3/4 | SYR4 | 2012–2017 |
| Dibromochloromethane | 4.01 µg/L No EPA limit set
worst single sample: 4.1 µg/L | 3/4 | SYR4 | 2012–2017 |
| TTHM | 31.79 µg/L 40% of the EPA limit 80 µg/L
worst single sample: 31.9 µg/L | 3/3 | SYR4 | 2014–2017 |
| Dichloroacetic Acid | 4.065 µg/L No EPA limit set
worst single sample: 4.2 µg/L | 2/3 | SYR4 | 2012–2017 |
| Total Haloacetic Acids (HAA5) | 7.545 µg/L 13% of the EPA limit 60 µg/L
worst single sample: 7.8 µg/L | 2/3 | SYR4 | 2012–2017 |
| Trichloroacetic Acid | 3.48 µg/L No EPA limit set
worst single sample: 3.6 µg/L | 2/3 | SYR4 | 2012–2017 |
| Arsenic | 4 µg/L 40% of the EPA limit 10 µg/L | 1/1 | SYR4 | 2017 |
| Barium | 20 µg/L 1% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2017 |
| Copper | 7 µg/L 0.5% of the EPA limit 1300 µg/L | 1/1 | SYR4 | 2017 |
| Chromium | 4 µg/L 4% of the EPA limit 100 µg/L | 1/1 | SYR4 | 2017 |
| Lead | 1 µg/L 6.7% of the EPA limit 15 µg/L | 1/1 | SYR4 | 2017 |
| Nitrate-Nitrite | 2400 µg/L 24% of the EPA limit 10000 µg/L | 1/1 | SYR4 | 2017 |
40 contaminants tested, none detected
Utility contact
Frequently asked questions about Buena Vista Estates
Is Buena Vista Estates tap water safe to drink?
EPA monitoring detected 15 contaminants in Buena Vista Estates'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 Buena Vista Estates's water?
EPA monitoring detected Nitrate, Lead, Bromodichloromethane, Chloroform, Dibromochloromethane, and others. The full list with the level and data source for each is above.
How many people does Buena Vista Estates serve?
Buena Vista Estates reports serving 42 people in Washington, per its EPA record.
Has Buena Vista Estates had any water quality violations?
The EPA has 203 violations on file for Buena Vista Estates, of which 1 is 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.