D37/100
KINGSBURG, CITY OF — Water Quality Report 2026
Serving 13,540 people · California
Water Source
Groundwater
County
—
System ID
CA1010019
Violations
16
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
vanadium | 54.00 µg/L | — | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2023 – December 31, 2023Enforcement: Formal — state order issued
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 KINGSBURG, CITY OF
Is KINGSBURG, CITY OF water safe to drink?
KINGSBURG, CITY OF water receives a grade of D (37/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 16 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has KINGSBURG, CITY OF detected?
70 contaminants were tested in KINGSBURG, CITY OF's water. Notable contaminants include vanadium. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does KINGSBURG, CITY OF have any EPA violations?
Yes, KINGSBURG, CITY OF has 16 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, MCL, Other. 11 are health-based violations.
How many people does KINGSBURG, CITY OF serve?
KINGSBURG, CITY OF serves approximately 13,540 people, California. The system provides water to 1 community: Kingsburg.
What type of water does KINGSBURG, CITY OF provide?
KINGSBURG, CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA1010019.
How does KINGSBURG, CITY OF compare to other utilities in California?
KINGSBURG, CITY OF scores 37/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our California state page for a full comparison of water systems.