Public water system · 090600260
ActiveLytton Rancheria Water System
At a glance
Lytton Rancheria Water System (PWSID 090600260) is an active community water system in California. It reports serving 600 people through 148 service connections. Its primary water source is groundwater, and EPA lists it as Native American-owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
600
Service connections
148
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Lytton Rancheria Water System compare with other water systems in California?
By EPA's size categories, Lytton Rancheria Water System is a small system (501 to 3,300 people). 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 Lytton Rancheria Water System is well below 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. 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 Lytton Rancheria Water System?
EPA lists Lytton Rancheria Water System as Native American-owned. The EPA Region 09 is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act.
Does Lytton Rancheria Water System 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 Lytton Rancheria Water System. For the latest compliance status, check EPA ECHO for current compliance history.
Lytton Rancheria Water System: frequently asked questions
Who runs Lytton Rancheria Water System?
Lytton Rancheria Water System (PWSID 090600260) is a community water system Native American-owned. It is regulated by the EPA Region 09.
How many people does Lytton Rancheria Water System serve?
Lytton Rancheria Water System reports serving 600 people through 148 service connections in California.
Where does Lytton Rancheria Water System 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 Lytton Rancheria Water System have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Lytton Rancheria Water System'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 EPA Region 09.
Where can I find Lytton Rancheria Water System's water quality report?
As a community water system, Lytton Rancheria Water System 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 California
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Los Angeles-City, Dept. of Water & Power | Los Angeles | 3,875,566 | Community | Surface water |
| East Bay MUD | Alameda | 1,442,800 | Community | Surface water |
| San Diego, City of | San Diego | 1,385,379 | Community | Surface water |
| San Jose Water | Santa Clara | 1,039,920 | Community | Surface water |
| Sfpuc City Distribution Division | San Francisco | 848,019 | Community | Purchased surface water |
| Eastern Municipal Wd | Riverside | 666,581 | 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, “Lytton Rancheria Water System, PWSID 090600260, California”, https://aquacensus.com/water-systems/california/lytton-rancheria-water-system-090600260 (data as of October 1, 2026).