Public water system · CA0202554
ActivePg&E Lower Blue Lakes C.G.
At a glance
Pg&E Lower Blue Lakes C.G. (PWSID CA0202554) is an active transient non-community water system in Alpine County, California. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in August 2013.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Pg&E Lower Blue Lakes C.G. compare with other water systems in Alpine County?
By EPA's size categories, Pg&E Lower Blue Lakes C.G. is a very small system (500 people or fewer). Alpine County has 35 active public water systems. Its population served is well below the county average of 419 people per system, and accounts for 0.2% of the 14,677 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 Lower Blue Lakes C.G. 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 Pg&E Lower Blue Lakes C.G.?
EPA lists Pg&E Lower Blue Lakes C.G. 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. 20 of the 35 active systems in Alpine County (57%) are also privately owned.
Does Pg&E Lower Blue Lakes C.G. have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in August 2013. By type: 1 monitoring and reporting. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 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 |
|---|---|---|---|---|
| 2013-08-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
The one violation in EPA's records.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.
Pg&E Lower Blue Lakes C.G.: frequently asked questions
Who runs Pg&E Lower Blue Lakes C.G.?
Pg&E Lower Blue Lakes C.G. (PWSID CA0202554) 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 Lower Blue Lakes C.G. serve?
Pg&E Lower Blue Lakes C.G. reports serving 25 people through 1 service connection in Alpine County, California.
Where does Pg&E Lower Blue Lakes C.G. 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 Lower Blue Lakes C.G. have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in August 2013. 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 Pg&E Lower Blue Lakes C.G.'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 one violation for this system; it is not health-based, and the most recent began in August 2013. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Pg&E Lower Blue Lakes C.G.'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Pg&E Lower Blue Lakes C.G. 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 Alpine County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Kirkwood Meadows Public Utility District | Alpine | 7,851 | Community | Groundwater |
| Bear Valley Mountain Resort | Alpine | 3,500 | Transient non-community | Groundwater |
| Ca State Parks - Grover Hot Springs | Alpine | 1,002 | Transient non-community | Surface water |
| Lake Alpine Water Company | Alpine | 625 | Community | Surface water |
| Kirkwood Sunrise Grill | Alpine | 500 | Transient non-community | Groundwater |
| Markleeville Water Co. | Alpine | 175 | Community | 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, “Pg&E Lower Blue Lakes C.G., PWSID CA0202554, California”, https://aquacensus.com/water-systems/california/pg-e-lower-blue-lakes-c-g-ca0202554 (data as of October 1, 2026).