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 | 1993-03-01 → 1993-03-31 |
| MCL | Health-based | Archived | 1993-03-01 → 1993-03-31 |
| RPT | Monitoring | Resolved | 2025-07-02 |
| MR | Monitoring | Resolved | 2019-10-01 |
| MR | Monitoring | Resolved | 2019-10-01 |
| MR | Monitoring | Resolved | 2019-10-01 |
| MR | Monitoring | Resolved | 2019-10-01 |
| MR | Monitoring | Resolved | 2018-10-01 |
| MR | Monitoring | Resolved | 2018-10-01 |
| MR | Monitoring | Resolved | 2018-10-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate-Nitrite | 303 µg/L 3% of the EPA limit 10000 µg/L | 18/18 | SYR4 | 2012–2019 |
| Copper | 192 µg/L 15% of the EPA limit 1300 µg/L | 17/17 | SYR4 | 2012–2018 |
| Lead | 0.0080 mg/L 53% of the EPA limit 0.0150 mg/L | 17/17 | LCR | 2025 |
| Lead | 4.01 µg/L 27% of the EPA limit 15 µg/L | 7/17 | SYR4 | 2012–2018 |
| TTHM | 17.8 µg/L 22% of the EPA limit 80 µg/L | 3/3 | SYR4 | 2013–2019 |
| Barium | 41.4 µg/L 2.1% of the EPA limit 2000 µg/L | 2/2 | SYR4 | 2014–2017 |
| Combined Radium (-226 And -228) | 0.8900 pCi/L 18% of the EPA limit 5 pCi/L | 1/1 | SYR4 | 2014 |
| Fluoride | 520 µg/L 13% of the EPA limit 4000 µg/L | 1/2 | SYR4 | 2014–2017 |
| Gross Alpha, Excl. Radon And U | 0.9900 pCi/L 6.6% of the EPA limit 15 pCi/L | 1/1 | SYR4 | 2014 |
| Gross Beta Particle Activity | 1.47 pCi/L No EPA limit set | 1/1 | SYR4 | 2014 |
| Total Haloacetic Acids (HAA5) | 8.4 µg/L 14% of the EPA limit 60 µg/L | 1/3 | SYR4 | 2013–2019 |
30 contaminants tested, none detected
Utility contact
Frequently asked questions about Keswick Estates
Is Keswick Estates tap water safe to drink?
EPA monitoring detected 11 contaminants in Keswick 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 Keswick Estates's water?
EPA monitoring detected Nitrate-Nitrite, Copper, Lead, Lead, TTHM, and others. The full list with the level and data source for each is above.
How many people does Keswick Estates serve?
Keswick Estates reports serving 504 people in Virginia, per its EPA record.
Has Keswick Estates had any water quality violations?
The EPA has 18 violations on file for Keswick Estates, of which 2 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.