D25/100
CITY OF PARLIER — Water Quality Report 2026
Serving 14,576 people · California
Water Source
Groundwater
County
—
System ID
CA1010025
Violations
16
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
vanadium | 26.00 µg/L | — | Above Goal |
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
1
Health-Related
TIER 3Unresolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 2Unresolved
Treatment technique violation
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 PARLIER
Is CITY OF PARLIER water safe to drink?
CITY OF PARLIER water receives a grade of D (25/100), 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 CITY OF PARLIER detected?
66 contaminants were tested in CITY OF PARLIER's water. Notable contaminants include vanadium. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF PARLIER have any EPA violations?
Yes, CITY OF PARLIER has 16 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MCL. 14 are health-based violations.
How many people does CITY OF PARLIER serve?
CITY OF PARLIER serves approximately 14,576 people, California. The system provides water to 1 community: Parlier.
What type of water does CITY OF PARLIER provide?
CITY OF PARLIER sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA1010025.
How does CITY OF PARLIER compare to other utilities in California?
CITY OF PARLIER scores 25/100 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.