San Francisco County, California Water Systems

San Francisco County, California

13 community water systems on record — 5 active, 8 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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.

Community water systems in San Francisco County, California

System name	City	Population served	Status
CALISHUN, INC	SAN FRANCISCO	350	Inactive
FORT BAKER WATER SYSTEM	PRESIDIO SAN FRANCISCO	200	Inactive
HHW&P MOCCASIN COMPOUND-SFPUC	BURLINGAME	410	Active
NPS LASSEN VOLCANIC NP	SAN FRANCISCO	62	Inactive
NPS SEQUOIA NP	SAN FRANCISCO	25	Inactive
PRESIDIO OF SAN FRANCISCO	SAN FRANCISCO	3,500	Active
SAN FRANCISCO REGIONAL WATER SYSTEM	BURLINGAME	600	Active
SFPUC CITY DISTRIBUTION DIVISION	BURLINGAME	848,019	Active
SFWD CHERRY CREEK POWERHOUSE	—	25	Inactive
SFWD ROCK RIVER LIME PLANT	SAN FRANCISCO	0	Inactive
TREASURE ISLAND	BURLINGAME	3,864	Active
US ARMY PREVENTIVE MED ACTVTY	PRESIDIO OF SF	651	Inactive
US ARMY PREVENTIVE MED ACTVTY	PRESIDIO OF SF	10	Inactive