Public water system · CA0910015
ActiveTahoe Keys Water Company
At a glance
Tahoe Keys Water Company (PWSID CA0910015) is an active community water system in El Dorado County, California. It reports serving 1,420 people through 1,566 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; 6 are health-based, and the most recent began in October 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,420
Service connections
1,566
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Tahoe Keys Water Company compare with other water systems in El Dorado County?
By EPA's size categories, Tahoe Keys Water Company is a small system (501 to 3,300 people). El Dorado County has 124 active public water systems. Its population served is about 40% below the county average of 2,351 people per system, and accounts for 0.5% 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 community water system reports serving 6,703 people, so Tahoe Keys Water Company is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. California has 2,997 active 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 Tahoe Keys Water Company?
EPA lists Tahoe Keys Water Company 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. 80 of the 124 active systems in El Dorado County (65%) are also privately owned.
Does Tahoe Keys Water Company have drinking water violations?
EPA's records list 7 violations for this system; 6 are health-based, and the most recent began in October 2020. The violations listed here began between June 1993 and October 2020. By type: 6 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Tetrachloroethylene (4 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2020-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Resolved |
| 2009-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Tetrachloroethylenecode 2987 | Yes | Resolved |
| 2009-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Tetrachloroethylenecode 2987 | Yes | Resolved |
| 2009-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Tetrachloroethylenecode 2987 | Yes | Resolved |
| 2009-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Tetrachloroethylenecode 2987 | Yes | Resolved |
| 2006-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-06-30 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 7 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.
Tahoe Keys Water Company: frequently asked questions
Who runs Tahoe Keys Water Company?
Tahoe Keys Water Company (PWSID CA0910015) is a community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Tahoe Keys Water Company serve?
Tahoe Keys Water Company reports serving 1,420 people through 1,566 service connections in El Dorado County, California.
Where does Tahoe Keys Water Company 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 Tahoe Keys Water Company have any drinking water violations?
EPA's records list 7 violations for this system; 6 are health-based, and the most recent began in October 2020. 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 Tahoe Keys Water Company'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 7 violations for this system; 6 are health-based, and the most recent began in October 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Tahoe Keys Water Company's water quality report?
As a community water system, Tahoe Keys Water Company must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
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, “Tahoe Keys Water Company, PWSID CA0910015, California”, https://aquacensus.com/water-systems/california/tahoe-keys-water-company-ca0910015 (data as of October 1, 2026).