Public water system · CA1910049
ActiveHuntington Park-City, Water Dept.
At a glance
Huntington Park-City, Water Dept. (PWSID CA1910049) is an active community water system in Los Angeles County, California. It reports serving 15,437 people through 5,555 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 1987.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
15,437
Service connections
5,555
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Huntington Park-City, Water Dept. compare with other water systems in Los Angeles County?
By EPA's size categories, Huntington Park-City, Water Dept. is a large system (10,001 to 100,000 people). Los Angeles County has 275 active public water systems. Its population served is about 58% below the county average of 36,762 people per system, and accounts for 0.2% of the 10,109,668 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 Huntington Park-City, Water Dept. is about 130% above 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 Huntington Park-City, Water Dept.?
EPA lists Huntington Park-City, Water Dept. 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. 100 of the 275 active systems in Los Angeles County (36%) are also owned by a local government.
Does Huntington Park-City, Water Dept. 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 1987. 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 |
|---|---|---|---|---|
| 1987-09-01 | 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.
Huntington Park-City, Water Dept.: frequently asked questions
Who runs Huntington Park-City, Water Dept.?
Huntington Park-City, Water Dept. (PWSID CA1910049) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Huntington Park-City, Water Dept. serve?
Huntington Park-City, Water Dept. reports serving 15,437 people through 5,555 service connections in Los Angeles County, California.
Where does Huntington Park-City, Water Dept. 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 Huntington Park-City, Water Dept. 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 1987. 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 Huntington Park-City, Water Dept.'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 1987. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Huntington Park-City, Water Dept.'s water quality report?
As a community water system, Huntington Park-City, Water Dept. 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 Los Angeles County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Los Angeles-City, Dept. of Water & Power | Los Angeles | 3,875,566 | Community | Surface water |
| Long Beach Utilities Department | Los Angeles | 466,772 | Community | Purchased surface water |
| Santa Clarita Valley Water Agency | Los Angeles | 294,090 | Community | Surface water |
| Gswc - Southwest | Los Angeles | 277,740 | Community | Purchased surface water |
| San Gabriel Valley Water Co.-El Monte | Los Angeles | 248,000 | Community | Groundwater |
| Los Angeles Cwwd 40 Reg 4 & 34 Lancaster | Los Angeles | 208,129 | 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, “Huntington Park-City, Water Dept., PWSID CA1910049, California”, https://aquacensus.com/water-systems/california/huntington-park-city-water-dept-ca1910049 (data as of October 1, 2026).