Public water system · CA5305004
ActiveRuth Lake Recreation Area
At a glance
Ruth Lake Recreation Area (PWSID CA5305004) is an active transient non-community water system in Trinity County, California. It reports serving 252 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
252
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Ruth Lake Recreation Area compare with other water systems in Trinity County?
By EPA's size categories, Ruth Lake Recreation Area is a very small system (500 people or fewer). Trinity County has 42 active public water systems. Its population served is about 27% below the county average of 347 people per system, and accounts for 1.7% of the 14,561 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 Ruth Lake Recreation Area is about 75% above 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 Ruth Lake Recreation Area?
EPA lists Ruth Lake Recreation Area 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. 5 of the 42 active systems in Trinity County (12%) are also owned by a local government.
Does Ruth Lake Recreation Area have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2019. The violations listed here began between April 1996 and April 2019. By type: 1 monitoring and 1 monitoring and reporting. The contaminants or rules involved are Revised Total Coliform Rule and Total coliform bacteria (TCR). EPA lists 2 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 1996-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 2 violations in EPA's records, newest first.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.
Ruth Lake Recreation Area: frequently asked questions
Who runs Ruth Lake Recreation Area?
Ruth Lake Recreation Area (PWSID CA5305004) is a transient non-community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Ruth Lake Recreation Area serve?
Ruth Lake Recreation Area reports serving 252 people through 2 service connections in Trinity County, California.
Where does Ruth Lake Recreation Area 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 Ruth Lake Recreation Area have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2019. 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 Ruth Lake Recreation Area'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 2 violations for this system; none is health-based, and the most recent began in April 2019. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Ruth Lake Recreation Area's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Ruth Lake Recreation Area 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 Trinity County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Weaverville C.S.D. | Trinity | 3,975 | Community | Surface water |
| Trinity Co. W.W. Dist #1 | Trinity | 2,324 | Community | Surface water |
| Trinity Center M.W.C. | Trinity | 729 | Community | Surface water |
| Lewiston Community Services District | Trinity | 677 | Community | Surface water |
| Clark System | Trinity | 450 | Transient non-community | Groundwater |
| Hayward Flat Campground | Trinity | 440 | Transient non-community | Groundwater |
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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, “Ruth Lake Recreation Area, PWSID CA5305004, California”, https://aquacensus.com/water-systems/california/ruth-lake-recreation-area-ca5305004 (data as of October 1, 2026).