DALY CITY, CA · San Mateo County
CITY OF DALY CITY Water System
Consumer Confidence Report status
CITY OF DALY CITY must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for CITY OF DALY CITY.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA4110013
- System type
- Community Water System
- Population served
- 104,901
- Service connections
- 23,435
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
CITY OF DALY CITY is one of 92 community water systems in California in the more than 100,000 people size category, serving 104,901 people from surface water.
As of August 1, 2026, EPA's published records contain no violations for this system.
Violation history
No violations on record for this system.
Enforcement actions
- August 21, 1998State Formal Notice of Violation issued8 linked violations
Common questions
Is CITY OF DALY CITY required to publish a Consumer Confidence Report?
- Yes. CITY OF DALY CITY is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is CITY OF DALY CITY’s next Consumer Confidence Report due?
- CITY OF DALY CITY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CITY OF DALY CITY have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CITY OF DALY CITY.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
COSGROVE, JOSHUA
650-991-8206
DALY CITY, CA 94015