Public water system · CA4600098
ActiveTnf-Yuba Pass Cg
At a glance
Tnf-Yuba Pass Cg (PWSID CA4600098) is an active transient non-community water system in Sierra County, California. It reports serving 40 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Tnf-Yuba Pass Cg compare with other water systems in Sierra County?
By EPA's size categories, Tnf-Yuba Pass Cg is a very small system (500 people or fewer). Sierra County has 32 active public water systems. Its population served is well below the county average of 224 people per system, and accounts for 0.6% of the 7,169 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 Tnf-Yuba Pass Cg is well 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 Tnf-Yuba Pass Cg?
EPA lists Tnf-Yuba Pass Cg as owned by the federal 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. 11 of the 32 active systems in Sierra County (34%) are also owned by the federal government.
Does Tnf-Yuba Pass Cg 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 Tnf-Yuba Pass Cg. For the latest compliance status, check EPA ECHO for current compliance history.
Tnf-Yuba Pass Cg: frequently asked questions
Who runs Tnf-Yuba Pass Cg?
Tnf-Yuba Pass Cg (PWSID CA4600098) is a transient non-community water system owned by the federal government. It is regulated by the CA state drinking water program.
How many people does Tnf-Yuba Pass Cg serve?
Tnf-Yuba Pass Cg reports serving 40 people through 1 service connection in Sierra County, California.
Where does Tnf-Yuba Pass Cg 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 Tnf-Yuba Pass Cg have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Tnf-Yuba Pass Cg'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 Tnf-Yuba Pass Cg's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Tnf-Yuba Pass Cg 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 Sierra County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tnf-Logger & Stampede Rc | Sierra | 1,200 | Transient non-community | Groundwater |
| City of Loyalton | Sierra | 983 | Community | Groundwater |
| Downieville Public U.D. | Sierra | 783 | Community | Surface water |
| Sierra Csa #5, Sierra Brooks | Sierra | 726 | Community | Groundwater |
| Sierra Water Resources - Sierra City | Sierra | 324 | Community | Groundwater |
| Bassett'S Station | Sierra | 300 | 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, “Tnf-Yuba Pass Cg, PWSID CA4600098, California”, https://aquacensus.com/water-systems/california/tnf-yuba-pass-cg-ca4600098 (data as of October 1, 2026).