Napa County Water Violations
Napa County in California has 14 active public water systems. Together, these systems have 85 health-based violations on record out of 98 total. Health-based violations indicate a contaminant exceeded EPA limits or required treatment was not performed.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| City of Calistoga | 5,610 | Surface Water | 37 | 37 |
| City of St. Helena | 5,386 | Surface Water | 28 | 27 |
| City of American Canyon | 21,437 | Surface Water | 19 | 18 |
| City of Napa | 84,804 | Surface Water | 3 | 3 |
| Ovid Napa Valley | 35 | Groundwater | 4 | 0 |
| Saintsbury Winery | 109 | Groundwater | 3 | 0 |
| Antinori California | 25 | Groundwater | 3 | 0 |
| One Hope Winery | 110 | Groundwater | 1 | 0 |
| Bell Wine Cellars | 200 | Groundwater | 0 | 0 |
| Baldacci Family Vineyards | 110 | Groundwater | 0 | 0 |
| Quintessa Winery Water System | 33 | Groundwater | 0 | 0 |
| Bennett Lane Winery | 25 | Groundwater | 0 | 0 |
| Biale Winery | 25 | Groundwater | 0 | 0 |
| Nine Suns Winery | 25 | Groundwater | 0 | 0 |