Public water system · CA4901418
ActiveAuteur Russian River Winery
At a glance
Auteur Russian River Winery (PWSID CA4901418) is an active transient non-community water system in Sonoma County, California. It reports serving 40 people through 1 service connection. Its primary water source is groundwater under influence of surface water, 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
40
Service connections
1
Primary source
GU
Groundwater under influence of surface water
System type
TNCWS
Transient non-community water system
System record
How does Auteur Russian River Winery compare with other water systems in Sonoma County?
By EPA's size categories, Auteur Russian River Winery is a very small system (500 people or fewer). Sonoma County has 441 active public water systems. Its population served is well below the county average of 1,092 people per system, and accounts for less than 0.1% of the 481,435 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 Auteur Russian River Winery 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 under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 105 California systems (1.4%) list groundwater under influence of surface water as their primary source.
Who owns and regulates Auteur Russian River Winery?
EPA lists Auteur Russian River Winery 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. 371 of the 441 active systems in Sonoma County (84%) are also privately owned.
Does Auteur Russian River Winery 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 Auteur Russian River Winery. For the latest compliance status, check EPA ECHO for current compliance history.
Auteur Russian River Winery: frequently asked questions
Who runs Auteur Russian River Winery?
Auteur Russian River Winery (PWSID CA4901418) is a transient non-community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Auteur Russian River Winery serve?
Auteur Russian River Winery reports serving 40 people through 1 service connection in Sonoma County, California.
Where does Auteur Russian River Winery get its water?
EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.
Does Auteur Russian River Winery have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Auteur Russian River Winery'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 Auteur Russian River Winery's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Auteur Russian River Winery 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 Sonoma County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Santa Rosa, City of | Sonoma | 175,396 | Community | Groundwater |
| Petaluma, City of | Sonoma | 60,781 | Community | Groundwater |
| Rohnert Park, City of | Sonoma | 43,821 | Community | Groundwater |
| Windsor, Town of | Sonoma | 25,561 | Community | Groundwater |
| Valley of the Moon Water District | Sonoma | 23,107 | Community | Groundwater |
| Sonoma, City of | Sonoma | 11,725 | 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, “Auteur Russian River Winery, PWSID CA4901418, California”, https://aquacensus.com/water-systems/california/auteur-russian-river-winery-ca4901418 (data as of October 1, 2026).