Public water system · CA3010037
ActiveYorba Linda Water District
At a glance
Yorba Linda Water District (PWSID CA3010037) is an active community water system in Orange County, California. It reports serving 84,292 people through 25,543 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
84,292
Service connections
25,543
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Yorba Linda Water District compare with other water systems in Orange County?
By EPA's size categories, Yorba Linda Water District is a large system (10,001 to 100,000 people). Orange County has 46 active public water systems. Its population served is about 21% above the county average of 69,606 people per system, and accounts for 2.6% of the 3,201,893 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 Yorba Linda Water District is about 13 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 Yorba Linda Water District?
EPA lists Yorba Linda 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. 34 of the 46 active systems in Orange County (74%) are also owned by a local government.
Does Yorba Linda 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 Yorba Linda Water District. For the latest compliance status, check EPA ECHO for current compliance history.
Yorba Linda Water District: frequently asked questions
Who runs Yorba Linda Water District?
Yorba Linda Water District (PWSID CA3010037) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Yorba Linda Water District serve?
Yorba Linda Water District reports serving 84,292 people through 25,543 service connections in Orange County, California.
Where does Yorba Linda 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 Yorba Linda Water District have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Yorba Linda 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 Yorba Linda Water District's water quality report?
As a community water system, Yorba Linda 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 Orange County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Irvine Ranch Water District | Orange | 444,800 | Community | Surface water |
| City of Anaheim | Orange | 348,593 | Community | Surface water |
| City of Santa Ana | Orange | 310,539 | Community | Purchased surface water |
| City of Huntington Beach | Orange | 201,000 | Community | Purchased surface water |
| City of Garden Grove | Orange | 174,226 | Community | Purchased surface water |
| Moulton Niguel Water District | Orange | 170,236 | 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, “Yorba Linda Water District, PWSID CA3010037, California”, https://aquacensus.com/water-systems/california/yorba-linda-water-district-ca3010037 (data as of October 1, 2026).