GOLDEN STATE WATER COMPANY - LOS OSOS
PWSID: CA4010017 · Hawthorne, CA · Serves 5,924 people
According to EPA Safe Drinking Water Information System (SDWIS), GOLDEN STATE WATER COMPANY - LOS OSOS (PWSID CA4010017) in Hawthorne, CA is listed as a CWS water system covering about 5,924 people. PlainEnviro's health-based extract shows zero health-based violation records for this system. PlainEnviro's extract shows zero health-based violation rows for GOLDEN STATE WATER COMPANY - LOS OSOS; those counts stay historical EPA registry rows, not a current compliance or drinkability score.
GOLDEN STATE WATER COMPANY - LOS OSOS has no health-based violation records in PlainEnviro's EPA SDWIS extract. This does not establish current safety or compliance.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. No contaminant code appears in the extract. Day-to-day primacy enforcement for this system runs through the California drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the California state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- CA4010017
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Hawthorne, CA
- Population Served
- 5,924
- Health Violations
- None
No Violations on Record
GOLDEN STATE WATER COMPANY - LOS OSOS has no violations recorded in the EPA Safe Drinking Water Information System.
Frequently Asked Questions
What does EPA SDWIS list for GOLDEN STATE WATER COMPANY - LOS OSOS?
How many people does GOLDEN STATE WATER COMPANY - LOS OSOS serve?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest GOLDEN STATE WATER COMPANY - LOS OSOS on cumulative violation count (0) and EPA-reported population served (5,924). Population peers include GENEVA CITY PWS, LEWISTOWN CITY OF, BROOKVILLE MUNICIPALITY PWS.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
GOLDEN STATE WATER COMPANY - LOS OSOS (CA4010017) is drawn from EPA SDWIS. Nearby county systems in this extract include LOS ANGELES-CITY, DEPT. OF WATER & POWER; LONG BEACH UTILITIES DEPARTMENT; SANTA CLARITA VALLEY WATER AGENCY; GSWC - SOUTHWEST. Health-based rows (none listed) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.