B68/100
EL MONTE-CITY, WATER DEPT. — Water Quality Report 2026
Serving 22,968 people · California
Water Source
Groundwater
County
—
System ID
CA1910038
Violations
9
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2012.
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 EL MONTE-CITY, WATER DEPT.
Is EL MONTE-CITY, WATER DEPT. water safe to drink?
EL MONTE-CITY, WATER DEPT. 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 EL MONTE-CITY, WATER DEPT. detected?
66 contaminants were tested in EL MONTE-CITY, WATER DEPT.'s water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does EL MONTE-CITY, WATER DEPT. have any EPA violations?
Yes, EL MONTE-CITY, WATER DEPT. has 9 EPA violation(s) on record, with the most recent in 2012. Violation types include MCL, MR. 5 are health-based violations.
How many people does EL MONTE-CITY, WATER DEPT. serve?
EL MONTE-CITY, WATER DEPT. serves approximately 22,968 people, California. The system provides water to 1 community: El Monte.
What type of water does EL MONTE-CITY, WATER DEPT. provide?
EL MONTE-CITY, WATER DEPT. sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA1910038.
How does EL MONTE-CITY, WATER DEPT. compare to other utilities in California?
EL MONTE-CITY, WATER DEPT. 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.