Water Quality: Hawthorne, CA
5 water systems • 321,206 people served
Multiple Health Violations8
Total Violations
4
Health-Based Violations
5
Water Systems
321,206
Population Served
Water Quality Summary
Hawthorne has 4 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Arsenic. In total, 8 violations are on record for 5 water systems serving 321,206 people.
Contaminants Found
Arsenic
Water Systems Serving Hawthorne
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| GSWC - SOUTHWEST | CA1910155 | Surface Water | 277,740 | 1 |
| GOLDEN STATE WATER COMPANY - ORCUTT | CA4210016 | Surface Water | 34,102 | 3 |
| GOLDEN STATE WATER COMPANY - LOS OSOS | CA4010017 | Groundwater | 5,924 | 0 |
| GOLDEN STATE WATER COMPANY - TANGLEWOOD | CA4210021 | Surface Water | 1,947 | 0 |
| GOLDEN STATE WATER COMPANY - EDNA | CA4010023 | Groundwater | 1,493 | 4 |
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.