Public water system · CA3200017
ActivePg&E Ponderosa Flat Cg
At a glance
Pg&E Ponderosa Flat Cg (PWSID CA3200017) is an active transient non-community water system in Plumas County, California. It reports serving 150 people through 3 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
150
Service connections
3
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Pg&E Ponderosa Flat Cg compare with other water systems in Plumas County?
By EPA's size categories, Pg&E Ponderosa Flat Cg is a very small system (500 people or fewer). Plumas County has 108 active public water systems. Its population served is about half of the county average of 303 people per system, and accounts for 0.5% of the 32,740 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 Pg&E Ponderosa Flat Cg is roughly in line with 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 Pg&E Ponderosa Flat Cg?
EPA lists Pg&E Ponderosa Flat Cg 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. 64 of the 108 active systems in Plumas County (59%) are also privately owned.
Does Pg&E Ponderosa Flat 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 Pg&E Ponderosa Flat Cg. For the latest compliance status, check EPA ECHO for current compliance history.
Pg&E Ponderosa Flat Cg: frequently asked questions
Who runs Pg&E Ponderosa Flat Cg?
Pg&E Ponderosa Flat Cg (PWSID CA3200017) is a transient non-community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Pg&E Ponderosa Flat Cg serve?
Pg&E Ponderosa Flat Cg reports serving 150 people through 3 service connections in Plumas County, California.
Where does Pg&E Ponderosa Flat 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 Pg&E Ponderosa Flat Cg have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Pg&E Ponderosa Flat 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 Pg&E Ponderosa Flat Cg's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Pg&E Ponderosa Flat 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 Plumas County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lake Almanor Country Club Mwc | Plumas | 6,000 | Community | Groundwater |
| American Valley Csd | Plumas | 3,778 | Community | Groundwater |
| Chester Public U.D. | Plumas | 2,187 | Community | Groundwater |
| City of Portola | Plumas | 2,100 | Community | Purchased surface water |
| Hamilton Branch Csd | Plumas | 1,874 | Community | Groundwater |
| Plumas Eureka Csd | Plumas | 1,534 | 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, “Pg&E Ponderosa Flat Cg, PWSID CA3200017, California”, https://aquacensus.com/water-systems/california/pg-e-ponderosa-flat-cg-ca3200017 (data as of October 1, 2026).