B77/100
SAN JACINTO, CITY OF — Water Quality Report 2026
Serving 18,950 people · California
Water Source
Groundwater
County
—
System ID
CA3310032
Violations
5
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.90 mg/L | 1.30 mg/L | Over Limit |
chlorate | 550.00 µg/L | — | Above Goal |
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 2004.
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 SAN JACINTO, CITY OF
Is SAN JACINTO, CITY OF water safe to drink?
SAN JACINTO, CITY OF water receives a grade of B (77/100), which is considered good. Out of 67 contaminants tested, 1 exceed EPA legal limits. 3 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SAN JACINTO, CITY OF detected?
67 contaminants were tested in SAN JACINTO, CITY OF's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile), chlorate. 1 exceed EPA legal limits (MCLs). 3 exceed EPA health goals (MCLGs).
Does SAN JACINTO, CITY OF have any EPA violations?
Yes, SAN JACINTO, CITY OF has 5 EPA violation(s) on record, with the most recent in 2004. Violation types include MR, MCL, Other. 1 are health-based violations.
How many people does SAN JACINTO, CITY OF serve?
SAN JACINTO, CITY OF serves approximately 18,950 people, California. The system provides water to 1 community: San Jacinto.
What type of water does SAN JACINTO, CITY OF provide?
SAN JACINTO, CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA3310032.
How does SAN JACINTO, CITY OF compare to other utilities in California?
SAN JACINTO, CITY OF scores 77/100 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.