B76/100
CITY OF WHEATLAND — Water Quality Report 2026
Serving 4,124 people · California
Water Source
Groundwater
County
—
System ID
CA5810004
Violations
5
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.007 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2007.
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 CITY OF WHEATLAND
Is CITY OF WHEATLAND water safe to drink?
CITY OF WHEATLAND water receives a grade of B (76/100), which is considered good. Out of 38 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CITY OF WHEATLAND detected?
38 contaminants were tested in CITY OF WHEATLAND's water. Notable contaminants include PFOS, Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does CITY OF WHEATLAND have any EPA violations?
Yes, CITY OF WHEATLAND has 5 EPA violation(s) on record, with the most recent in 2007. Violation types include MR, MCL. 2 are health-based violations.
How many people does CITY OF WHEATLAND serve?
CITY OF WHEATLAND serves approximately 4,124 people, California. The system provides water to 1 community: Wheatland.
What type of water does CITY OF WHEATLAND provide?
CITY OF WHEATLAND sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA5810004.
How does CITY OF WHEATLAND compare to other utilities in California?
CITY OF WHEATLAND scores 76/100 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.