Hawthorne, CA · San Luis Obispo County
Water quality in Hawthorne, CA
5 community water systems are based in Hawthorne, CA, collectively serving 321,206 people. See per-utility violations, contaminants, and lead service line status.
At a glance
- Community systems
- 5
- People served
- 321k
- Groundwater systems
- 40%
- 2 systems
- Surface water systems
- 60%
- 3 systems
Community water systems based in Hawthorne
Systems whose EPA-filed administrative city is Hawthorne, sorted by population served. Regional authorities that serve Hawthorne but are based elsewhere are not listed here; check the ZIP lookup for a service-area-based answer.
- 1. GSWC - SOUTHWEST
Los Angeles · PWSID CA1910155
278k served - 2. GOLDEN STATE WATER COMPANY - ORCUTT
Santa Barbara · PWSID CA4210016
34k served - 3. GOLDEN STATE WATER COMPANY - LOS OSOS
San Luis Obispo · PWSID CA4010017
5,924 served - 4. GOLDEN STATE WATER COMPANY - TANGLEWOOD
Santa Barbara · PWSID CA4210021
1,947 served - 5. GOLDEN STATE WATER COMPANY - EDNA
San Luis Obispo · PWSID CA4010023
1,493 served