Public water system · CA1909649
ActiveTarzana Treatment Centers, Inc..
At a glance
Tarzana Treatment Centers, Inc.. (PWSID CA1909649) is an active transient non-community water system in Los Angeles County, California. It reports serving 60 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
60
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Tarzana Treatment Centers, Inc.. compare with other water systems in Los Angeles County?
By EPA's size categories, Tarzana Treatment Centers, Inc.. is a very small system (500 people or fewer). Los Angeles County has 275 active public water systems. Its population served is well below the county average of 36,762 people per system, and accounts for less than 0.1% 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 transient non-community water system reports serving 144 people, so Tarzana Treatment Centers, Inc.. is about 58% below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. California has 3,016 active transient non-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 Tarzana Treatment Centers, Inc..?
EPA lists Tarzana Treatment Centers, Inc.. as privately owned. 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. 150 of the 275 active systems in Los Angeles County (55%) are also privately owned.
Does Tarzana Treatment Centers, Inc.. 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 Tarzana Treatment Centers, Inc... For the latest compliance status, check EPA ECHO for current compliance history.
Tarzana Treatment Centers, Inc..: frequently asked questions
Who runs Tarzana Treatment Centers, Inc..?
Tarzana Treatment Centers, Inc.. (PWSID CA1909649) is a transient non-community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Tarzana Treatment Centers, Inc.. serve?
Tarzana Treatment Centers, Inc.. reports serving 60 people through 2 service connections in Los Angeles County, California.
Where does Tarzana Treatment Centers, Inc.. 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 Tarzana Treatment Centers, Inc.. have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Tarzana Treatment Centers, Inc..'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 EPA ECHO, or the CA state drinking water program.
Where can I find Tarzana Treatment Centers, Inc..'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Tarzana Treatment Centers, Inc.. is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
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, “Tarzana Treatment Centers, Inc.., PWSID CA1909649, California”, https://aquacensus.com/water-systems/california/tarzana-treatment-centers-inc-ca1909649 (data as of October 1, 2026).