Public water system · CA3410009
ActiveFair Oaks Water District
At a glance
Fair Oaks Water District (PWSID CA3410009) is an active community water system in Sacramento County, California. It reports serving 36,226 people through 14,282 service connections. Its primary water source is purchased surface water, 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
36,226
Service connections
14,282
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Fair Oaks Water District compare with other water systems in Sacramento County?
By EPA's size categories, Fair Oaks Water District is a large system (10,001 to 100,000 people). Sacramento County has 164 active public water systems. Its population served is about 3.5 times the county average of 10,325 people per system, and accounts for 2.1% of the 1,693,284 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 Fair Oaks Water District is about 5.4 times 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 506 California systems (6.8%) list purchased surface water as their primary source.
Who owns and regulates Fair Oaks Water District?
EPA lists Fair Oaks Water District 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. 37 of the 164 active systems in Sacramento County (23%) are also owned by a local government.
Does Fair Oaks Water District 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 Fair Oaks Water District. For the latest compliance status, check EPA ECHO for current compliance history.
Fair Oaks Water District: frequently asked questions
Who runs Fair Oaks Water District?
Fair Oaks Water District (PWSID CA3410009) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Fair Oaks Water District serve?
Fair Oaks Water District reports serving 36,226 people through 14,282 service connections in Sacramento County, California.
Where does Fair Oaks Water District get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Fair Oaks Water District have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Fair Oaks Water District's 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 Fair Oaks Water District's water quality report?
As a community water system, Fair Oaks Water District 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 Sacramento County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Sacramento Main | Sacramento | 527,979 | Community | Surface water |
| Sacramento Suburban Water District | Sacramento | 194,444 | Community | Purchased surface water |
| Scwa - Laguna/Vineyard | Sacramento | 184,896 | Community | Surface water |
| Folsom, City of - Main | Sacramento | 80,969 | Community | Surface water |
| Citrus Heights Water District | Sacramento | 67,818 | Community | Purchased surface water |
| Cal Am - Suburban Rosemont | Sacramento | 54,793 | 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, “Fair Oaks Water District, PWSID CA3410009, California”, https://aquacensus.com/water-systems/california/fair-oaks-water-district-ca3410009 (data as of October 1, 2026).