B70/100
LOS ANGELES-CITY, DEPT. OF WATER & POWER — Water Quality Report 2026
Serving 3,875,566 people · California
Water Source
Surface Water
County
—
System ID
CA1910067
Violations
7
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 2018.
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 LOS ANGELES-CITY, DEPT. OF WATER & POWER
Is LOS ANGELES-CITY, DEPT. OF WATER & POWER water safe to drink?
LOS ANGELES-CITY, DEPT. OF WATER & POWER water receives a grade of B (70/100), which is considered good. Out of 76 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has LOS ANGELES-CITY, DEPT. OF WATER & POWER detected?
76 contaminants were tested in LOS ANGELES-CITY, DEPT. OF WATER & POWER's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LOS ANGELES-CITY, DEPT. OF WATER & POWER have any EPA violations?
Yes, LOS ANGELES-CITY, DEPT. OF WATER & POWER has 7 EPA violation(s) on record, with the most recent in 2018. Violation types include TT, MR, Other. 5 are health-based violations.
How many people does LOS ANGELES-CITY, DEPT. OF WATER & POWER serve?
LOS ANGELES-CITY, DEPT. OF WATER & POWER serves approximately 3,875,566 people, California. The system provides water to 1 community: Los Angeles.
What type of water does LOS ANGELES-CITY, DEPT. OF WATER & POWER provide?
LOS ANGELES-CITY, DEPT. OF WATER & POWER sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CA1910067.
How does LOS ANGELES-CITY, DEPT. OF WATER & POWER compare to other utilities in California?
LOS ANGELES-CITY, DEPT. OF WATER & POWER scores 70/100 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.