B72/100
CORCORAN, CITY OF — Water Quality Report 2026
Serving 22,808 people · California
Water Source
Groundwater
County
—
System ID
CA1610004
Violations
10
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 250.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.009 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2014.
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 CORCORAN, CITY OF
Is CORCORAN, CITY OF water safe to drink?
CORCORAN, CITY OF water receives a grade of B (72/100), which is considered good. Out of 66 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CORCORAN, CITY OF detected?
66 contaminants were tested in CORCORAN, CITY OF's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does CORCORAN, CITY OF have any EPA violations?
Yes, CORCORAN, CITY OF has 10 EPA violation(s) on record, with the most recent in 2014. Violation types include MR, MCL. 3 are health-based violations.
How many people does CORCORAN, CITY OF serve?
CORCORAN, CITY OF serves approximately 22,808 people, California. The system provides water to 1 community: Corcoran.
What type of water does CORCORAN, CITY OF provide?
CORCORAN, CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA1610004.
How does CORCORAN, CITY OF compare to other utilities in California?
CORCORAN, CITY OF scores 72/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our California state page for a full comparison of water systems.