Public water system · CA1700736
ActiveCache Creek Vineyards
At a glance
Cache Creek Vineyards (PWSID CA1700736) is an active transient non-community water system in Lake County, California. It reports serving 310 people through 1 service connection. 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
310
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Cache Creek Vineyards compare with other water systems in Lake County?
By EPA's size categories, Cache Creek Vineyards is a very small system (500 people or fewer). Lake County has 81 active public water systems. Its population served is about 65% below the county average of 895 people per system, and accounts for 0.4% of the 72,454 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 Cache Creek Vineyards is about twice 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 Cache Creek Vineyards?
EPA lists Cache Creek Vineyards 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. 60 of the 81 active systems in Lake County (74%) are also privately owned.
Does Cache Creek Vineyards 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 Cache Creek Vineyards. For the latest compliance status, check EPA ECHO for current compliance history.
Cache Creek Vineyards: frequently asked questions
Who runs Cache Creek Vineyards?
Cache Creek Vineyards (PWSID CA1700736) is a transient non-community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Cache Creek Vineyards serve?
Cache Creek Vineyards reports serving 310 people through 1 service connection in Lake County, California.
Where does Cache Creek Vineyards 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 Cache Creek Vineyards have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Cache Creek Vineyards' 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 Cache Creek Vineyards' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Cache Creek Vineyards 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 Lake County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Highlands Mutual Water Company | Lake | 7,772 | Community | Surface water |
| Hidden Valley Lake Csd | Lake | 6,235 | Community | Groundwater |
| Konocti County Water District | Lake | 5,928 | Community | Surface water |
| Lakeport, City of | Lake | 4,762 | Community | Surface water |
| Golden State Water Co.-Clearlake System | Lake | 4,644 | Community | Surface water |
| Mt. Konocti Mutual Water Company | Lake | 4,360 | 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, “Cache Creek Vineyards, PWSID CA1700736, California”, https://aquacensus.com/water-systems/california/cache-creek-vineyards-ca1700736 (data as of October 1, 2026).