B66/100
CHOWCHILLA CITY WATER DEPT — Water Quality Report 2026
Serving 13,916 people · California
Water Source
Groundwater
County
—
System ID
CA2010001
Violations
10
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2006.
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 CHOWCHILLA CITY WATER DEPT
Is CHOWCHILLA CITY WATER DEPT water safe to drink?
CHOWCHILLA CITY WATER DEPT water receives a grade of B (66/100), which is considered good. Out of 66 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has CHOWCHILLA CITY WATER DEPT detected?
66 contaminants were tested in CHOWCHILLA CITY WATER DEPT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CHOWCHILLA CITY WATER DEPT have any EPA violations?
Yes, CHOWCHILLA CITY WATER DEPT has 10 EPA violation(s) on record, with the most recent in 2006. Violation types include MR, MCL. 6 are health-based violations.
How many people does CHOWCHILLA CITY WATER DEPT serve?
CHOWCHILLA CITY WATER DEPT serves approximately 13,916 people, California. The system provides water to 1 community: Chowchilla.
What type of water does CHOWCHILLA CITY WATER DEPT provide?
CHOWCHILLA CITY WATER DEPT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA2010001.
How does CHOWCHILLA CITY WATER DEPT compare to other utilities in California?
CHOWCHILLA CITY WATER DEPT scores 66/100 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.