Public water system · CA3010079
ActiveEl Toro Water District
At a glance
El Toro Water District (PWSID CA3010079) is an active community water system in Orange County, California. It reports serving 51,800 people through 9,530 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is not health-based, and the most recent began in September 1988.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
51,800
Service connections
9,530
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does El Toro Water District compare with other water systems in Orange County?
By EPA's size categories, El Toro 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 26% below the county average of 69,606 people per system, and accounts for 1.6% 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 El Toro Water District is about 7.7 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 El Toro Water District?
EPA lists El Toro 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 El Toro Water District have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in September 1988. By type: 1 public notice, recordkeeping or other. EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 1988-09-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Not reported | No | Archived |
The one violation in EPA's records.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
El Toro Water District: frequently asked questions
Who runs El Toro Water District?
El Toro Water District (PWSID CA3010079) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does El Toro Water District serve?
El Toro Water District reports serving 51,800 people through 9,530 service connections in Orange County, California.
Where does El Toro 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 El Toro Water District have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in September 1988. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is El Toro 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 records list one violation for this system; it is not health-based, and the most recent began in September 1988. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find El Toro Water District's water quality report?
As a community water system, El Toro 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, “El Toro Water District, PWSID CA3010079, California”, https://aquacensus.com/water-systems/california/el-toro-water-district-ca3010079 (data as of October 1, 2026).