A100/100
SFPUC CITY DISTRIBUTION DIVISION — Water Quality Report 2026
Serving 848,019 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA3810011
Violations
0
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 230.00 µg/L | — | Above Goal |
EPA Violation History
No violations in the past 5 years
This system has a clean compliance history.
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 SFPUC CITY DISTRIBUTION DIVISION
Is SFPUC CITY DISTRIBUTION DIVISION water safe to drink?
SFPUC CITY DISTRIBUTION DIVISION water receives a grade of A (100/100), which is considered excellent. 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 SFPUC CITY DISTRIBUTION DIVISION detected?
76 contaminants were tested in SFPUC CITY DISTRIBUTION DIVISION's water. Notable contaminants include chlorate. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SFPUC CITY DISTRIBUTION DIVISION have any EPA violations?
No, SFPUC CITY DISTRIBUTION DIVISION has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does SFPUC CITY DISTRIBUTION DIVISION serve?
SFPUC CITY DISTRIBUTION DIVISION serves approximately 848,019 people, California.
What type of water does SFPUC CITY DISTRIBUTION DIVISION provide?
SFPUC CITY DISTRIBUTION DIVISION sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CA3810011.
How does SFPUC CITY DISTRIBUTION DIVISION compare to other utilities in California?
SFPUC CITY DISTRIBUTION DIVISION scores 100/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our California state page for a full comparison of water systems.