Water Quality: Grand Terrace, CA
1 water system • 20,188 people served
No Health ViolationsWater Quality Summary
Grand Terrace is served by 1 public water system with a combined service population of 20,188 people, and has 1 EPA Safe Drinking Water Act violation on record. None of those violations are health-based — the records reflect missed monitoring or reporting deadlines rather than a contaminant exceeding safe levels. Grand Terrace's violation count is 98% below the national average for California.
Water Systems Serving Grand Terrace
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| RIVERSIDE HIGHLAND WATER COMPANY | CA3610057 | Groundwater | 20,188 | 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.
Other Cities in California
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.