A93/100
GOLDEN STATE WATER CO - ARDEN WATER SERV — Water Quality Report 2026
Serving 5,658 people · California
Water Source
Groundwater
County
—
System ID
CA3410003
Violations
3
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2008.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About GOLDEN STATE WATER CO - ARDEN WATER SERV
Is GOLDEN STATE WATER CO - ARDEN WATER SERV water safe to drink?
GOLDEN STATE WATER CO - ARDEN WATER SERV water receives a grade of A (93/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has GOLDEN STATE WATER CO - ARDEN WATER SERV detected?
31 contaminants were tested in GOLDEN STATE WATER CO - ARDEN WATER SERV's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does GOLDEN STATE WATER CO - ARDEN WATER SERV have any EPA violations?
Yes, GOLDEN STATE WATER CO - ARDEN WATER SERV has 3 EPA violation(s) on record, with the most recent in 2008. Violation types include MR, MCL. 1 are health-based violations.
How many people does GOLDEN STATE WATER CO - ARDEN WATER SERV serve?
GOLDEN STATE WATER CO - ARDEN WATER SERV serves approximately 5,658 people, California.
What type of water does GOLDEN STATE WATER CO - ARDEN WATER SERV provide?
GOLDEN STATE WATER CO - ARDEN WATER SERV sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA3410003.
How does GOLDEN STATE WATER CO - ARDEN WATER SERV compare to other utilities in California?
GOLDEN STATE WATER CO - ARDEN WATER SERV scores 93/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our California state page for a full comparison of water systems.