Public water system · CA0300101
ActiveRombauer Sierra Foothills
At a glance
Rombauer Sierra Foothills (PWSID CA0300101) is an active transient non-community water system in Amador County, California. It reports serving 44 people through 5 service connections. 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
44
Service connections
5
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Rombauer Sierra Foothills compare with other water systems in Amador County?
By EPA's size categories, Rombauer Sierra Foothills is a very small system (500 people or fewer). Amador County has 67 active public water systems. Its population served is well below the county average of 645 people per system, and accounts for 0.1% of the 43,217 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 Rombauer Sierra Foothills 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 Rombauer Sierra Foothills?
EPA lists Rombauer Sierra Foothills 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. 46 of the 67 active systems in Amador County (69%) are also privately owned.
Does Rombauer Sierra Foothills 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 Rombauer Sierra Foothills. For the latest compliance status, check EPA ECHO for current compliance history.
Rombauer Sierra Foothills: frequently asked questions
Who runs Rombauer Sierra Foothills?
Rombauer Sierra Foothills (PWSID CA0300101) is a transient non-community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Rombauer Sierra Foothills serve?
Rombauer Sierra Foothills reports serving 44 people through 5 service connections in Amador County, California.
Where does Rombauer Sierra Foothills 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 Rombauer Sierra Foothills have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Rombauer Sierra Foothills' 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 Rombauer Sierra Foothills' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Rombauer Sierra Foothills 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 Amador County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Awa Buckhorn Plant | Amador | 8,791 | Community | Surface water |
| Awa, Ione | Amador | 7,227 | Community | Surface water |
| City of Jackson | Amador | 5,019 | Community | Purchased surface water |
| Awa, Tanner | Amador | 4,940 | Community | Surface water |
| Jackson Valley Irrigation District | Amador | 3,553 | Community | Surface water |
| Awa - Camanche Village | Amador | 2,402 | 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, “Rombauer Sierra Foothills, PWSID CA0300101, California”, https://aquacensus.com/water-systems/california/rombauer-sierra-foothills-ca0300101 (data as of October 1, 2026).