Public water system · CA0110018
ActiveSfpuc-Pleasanton Wells
At a glance
Sfpuc-Pleasanton Wells (PWSID CA0110018) is an active community water system in Alameda County, California. It reports serving 1 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1
Service connections
1
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Sfpuc-Pleasanton Wells compare with other water systems in Alameda County?
By EPA's size categories, Sfpuc-Pleasanton Wells is a very small system (500 people or fewer). Alameda County has 27 active public water systems. Its population served is well below the county average of 83,320 people per system, and accounts for less than 0.1% of the 2,249,634 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active community water system reports serving 6,703 people, so Sfpuc-Pleasanton Wells is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. California has 2,997 active community water systems, 40% of the state's 7,479 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,179 California systems (83%) list groundwater as their primary source.
Who owns and regulates Sfpuc-Pleasanton Wells?
EPA lists Sfpuc-Pleasanton Wells as owned by a local government. The CA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 15 of the 27 active systems in Alameda County (56%) are also owned by a local government.
Does Sfpuc-Pleasanton Wells have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Sfpuc-Pleasanton Wells. For the latest compliance status, check EPA ECHO for current compliance history.
Sfpuc-Pleasanton Wells: frequently asked questions
Who runs Sfpuc-Pleasanton Wells?
Sfpuc-Pleasanton Wells (PWSID CA0110018) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Sfpuc-Pleasanton Wells serve?
Sfpuc-Pleasanton Wells reports serving 1 people through 1 service connection in Alameda County, California.
Where does Sfpuc-Pleasanton Wells get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Sfpuc-Pleasanton Wells have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Sfpuc-Pleasanton Wells' water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's Safe Drinking Water Act records list no violations for this system. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Sfpuc-Pleasanton Wells' water quality report?
As a community water system, Sfpuc-Pleasanton Wells must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Alameda County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| East Bay MUD | Alameda | 1,442,800 | Community | Surface water |
| Alameda County Water District | Alameda | 344,000 | Community | Surface water |
| City of Hayward | Alameda | 162,954 | Community | Purchased surface water |
| Dublin San Ramon Services District | Alameda | 98,776 | Community | Purchased surface water |
| City of Pleasanton | Alameda | 76,689 | Community | Purchased surface water |
| California Water Service - Livermore | Alameda | 60,414 | Community | Purchased surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Sfpuc-Pleasanton Wells, PWSID CA0110018, California”, https://aquacensus.com/water-systems/california/sfpuc-pleasanton-wells-ca0110018 (data as of October 1, 2026).