B68/100
COACHELLA WATER AUTHORITY — Water Quality Report 2026
Serving 43,590 people · California
Water Source
Groundwater
County
—
System ID
CA3310007
Violations
13
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
vanadium | 29.00 µg/L | — | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to conduct Level 1 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: February 1, 2025 – February 18, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: November 1, 2024 – November 30, 2024Rule: Total Coliform RuleEnforcement: 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 COACHELLA WATER AUTHORITY
Is COACHELLA WATER AUTHORITY water safe to drink?
COACHELLA WATER AUTHORITY water receives a grade of B (68/100), which is considered good. Out of 66 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has COACHELLA WATER AUTHORITY detected?
66 contaminants were tested in COACHELLA WATER AUTHORITY's water. Notable contaminants include vanadium. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does COACHELLA WATER AUTHORITY have any EPA violations?
Yes, COACHELLA WATER AUTHORITY has 13 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, MON, MCL. 4 are health-based violations.
How many people does COACHELLA WATER AUTHORITY serve?
COACHELLA WATER AUTHORITY serves approximately 43,590 people, California. The system provides water to 1 community: Coachella.
What type of water does COACHELLA WATER AUTHORITY provide?
COACHELLA WATER AUTHORITY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA3310007.
How does COACHELLA WATER AUTHORITY compare to other utilities in California?
COACHELLA WATER AUTHORITY scores 68/100 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.