Water Quality: Grass Valley, CA
9 water systems • 59,428 people served
No Health Violations3
Total Violations
0
Health-Based Violations
9
Water Systems
59,428
Population Served
Water Quality Summary
Grass Valley has no health-based drinking water violations on record in the EPA SDWIS database. There are 3 monitoring or reporting violations, which typically means the system missed a testing deadline rather than finding a contaminant above safe levels.
Water Systems Serving Grass Valley
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| NEVADA ID - E. GEORGE, BANNER MOUNTAIN | CA2910004 | Surface Water | 17,154 | 0 |
| NEVADA ID - LOMA RICA | CA2910006 | Surface Water | 14,072 | 0 |
| NEVADA ID - LAKE WILDWOOD | CA2910023 | Surface Water | 9,108 | 0 |
| NEVADA ID - LAKE OF PINES | CA2910014 | Surface Water | 6,870 | 0 |
| NEVADA ID - NORTH AUBURN | CA3110026 | Surface Water | 6,870 | 0 |
| CITY OF GRASS VALLEY | CA2910001 | Surface Water | 4,947 | 1 |
| SIERRA CITY WATER WORKS, INC. | CA4600056 | Groundwater | 250 | 1 |
| NEVADA ID - SMARTSVILLE | CA5810005 | Surface Water | 122 | 0 |
| CHRISTIAN ENCOUNTER MINISTRIES | CA2900541 | Groundwater | 35 | 1 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.