Public water system · CA0901230
ActiveLoon Lake Campground
At a glance
Loon Lake Campground (PWSID CA0901230) is an active transient non-community water system in El Dorado County, California. It reports serving 125 people through 45 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 9 violations for this system; 2 are health-based, and the most recent began in January 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
125
Service connections
45
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Loon Lake Campground compare with other water systems in El Dorado County?
By EPA's size categories, Loon Lake Campground is a very small system (500 people or fewer). El Dorado County has 124 active public water systems. Its population served is well below the county average of 2,351 people per system, and accounts for less than 0.1% of the 291,553 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 Loon Lake Campground is about 13% 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 Loon Lake Campground?
EPA lists Loon Lake Campground 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. 20 of the 124 active systems in El Dorado County (16%) are also owned by the federal government.
Does Loon Lake Campground have drinking water violations?
EPA's records list 9 violations for this system; 2 are health-based, and the most recent began in January 2019. The violations listed here began between July 1998 and January 2019. By type: 7 monitoring and reporting and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2012-12-31 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2011-07-29 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2011-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2007-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-07-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-09-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1998-07-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 9 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.
Loon Lake Campground: frequently asked questions
Who runs Loon Lake Campground?
Loon Lake Campground (PWSID CA0901230) 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 Loon Lake Campground serve?
Loon Lake Campground reports serving 125 people through 45 service connections in El Dorado County, California.
Where does Loon Lake Campground 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 Loon Lake Campground have any drinking water violations?
EPA's records list 9 violations for this system; 2 are health-based, and the most recent began in January 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 Loon Lake Campground'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 9 violations for this system; 2 are health-based, and the most recent began in January 2019. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Loon Lake Campground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Loon Lake Campground 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 El Dorado County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| El Dorado Id - Main | El Dorado | 132,171 | Community | Surface water |
| South Tahoe PUD - Main | El Dorado | 100,000 | Community | Groundwater |
| Georgetown Divide PUD | El Dorado | 9,434 | Community | Surface water |
| Placerville, City of - Main | El Dorado | 9,224 | Community | Purchased surface water |
| South Shore Recreation Area | El Dorado | 3,300 | Non-transient non-community | Groundwater |
| Lukins Brothers Water Company | El Dorado | 3,277 | 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, “Loon Lake Campground, PWSID CA0901230, California”, https://aquacensus.com/water-systems/california/loon-lake-campground-ca0901230 (data as of October 1, 2026).