D37/100
Kingsburg Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 13,540 residents · California
What's In Kingsburg's Tap Water?
70
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
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
Water Utility Details
KINGSBURG, CITY OF
Population Served
13,540
Water Source
Groundwater
System ID
CA1010019
Frequently Asked Questions About Kingsburg Water
Is Kingsburg tap water safe to drink?
Kingsburg, California tap water receives a grade of D (37/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 16 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Kingsburg's water?
Of the 70 contaminants tested in Kingsburg's water supply, the most notable include vanadium. No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Kingsburg have any water quality violations?
Yes, Kingsburg has 16 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, MCL, Other. 11 of these are health-based violations, which are the most serious category.
Do I need a water filter in Kingsburg?
Kingsburg water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Kingsburg's tap water come from?
Kingsburg's drinking water is sourced from groundwater and supplied by KINGSBURG, CITY OF. The system serves approximately 13,540 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Kingsburg's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Kingsburg's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Kingsburg's water compare to other cities in California?
Kingsburg's water quality score of 37/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our California state page to see how all cities in the state compare.
What should I do if I'm concerned about Kingsburg's water quality?
If you have concerns about Kingsburg's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (KINGSBURG, CITY OF) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.