F0/100
KEYES COMMUNITY SERVICES DIST. — Water Quality Report 2026
Serving 5,672 people · California
Water Source
Groundwater
County
—
System ID
CA5010009
Violations
65
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
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 KEYES COMMUNITY SERVICES DIST.
Is KEYES COMMUNITY SERVICES DIST. water safe to drink?
KEYES COMMUNITY SERVICES DIST. water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 65 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has KEYES COMMUNITY SERVICES DIST. detected?
31 contaminants were tested in KEYES COMMUNITY SERVICES DIST.'s water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does KEYES COMMUNITY SERVICES DIST. have any EPA violations?
Yes, KEYES COMMUNITY SERVICES DIST. has 65 EPA violation(s) on record, with the most recent in 2020. Violation types include MCL, MR, Other. 60 are health-based violations.
How many people does KEYES COMMUNITY SERVICES DIST. serve?
KEYES COMMUNITY SERVICES DIST. serves approximately 5,672 people, California.
What type of water does KEYES COMMUNITY SERVICES DIST. provide?
KEYES COMMUNITY SERVICES DIST. sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA5010009.
How does KEYES COMMUNITY SERVICES DIST. compare to other utilities in California?
KEYES COMMUNITY SERVICES DIST. scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our California state page for a full comparison of water systems.