Public water system · CA1503319
ActiveUsfs - Old Isabella Auxiliary Dam Ws
At a glance
Usfs - Old Isabella Auxiliary Dam Ws (PWSID CA1503319) is an active transient non-community water system in Kern County, Kansas. It reports serving 1,320 people through 7 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,320
Service connections
7
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Usfs - Old Isabella Auxiliary Dam Ws compare with other water systems in Kern County?
By EPA's size categories, Usfs - Old Isabella Auxiliary Dam Ws is a small system (501 to 3,300 people). Kern County has 8 active public water systems, and Usfs - Old Isabella Auxiliary Dam Ws is the largest of them by population served. Its population served is about 194% above the county average of 448 people per system, and accounts for 37% of the 3,587 people reported by systems filed under the county. Across Kansas, the 1,041 active systems average 2,800 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Usfs - Old Isabella Auxiliary Dam Ws is about 9.2 times 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. Kansas has 138 active transient non-community water systems, 13% of the state's 1,041 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 587 Kansas systems (56%) list groundwater as their primary source.
Who owns and regulates Usfs - Old Isabella Auxiliary Dam Ws?
EPA lists Usfs - Old Isabella Auxiliary Dam Ws 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. 7 of the 8 active systems in Kern County (88%) are also owned by the federal government.
Does Usfs - Old Isabella Auxiliary Dam Ws 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 Usfs - Old Isabella Auxiliary Dam Ws. For the latest compliance status, check EPA ECHO for current compliance history.
Usfs - Old Isabella Auxiliary Dam Ws: frequently asked questions
Who runs Usfs - Old Isabella Auxiliary Dam Ws?
Usfs - Old Isabella Auxiliary Dam Ws (PWSID CA1503319) 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 Usfs - Old Isabella Auxiliary Dam Ws serve?
Usfs - Old Isabella Auxiliary Dam Ws reports serving 1,320 people through 7 service connections in Kern County, Kansas.
Where does Usfs - Old Isabella Auxiliary Dam Ws 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 Usfs - Old Isabella Auxiliary Dam Ws have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Usfs - Old Isabella Auxiliary Dam Ws' 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 Usfs - Old Isabella Auxiliary Dam Ws' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Usfs - Old Isabella Auxiliary Dam Ws 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 Kern County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Usfs- Tillie Creek Live Oaks Campgrounds | Kern | 865 | Transient non-community | Groundwater |
| Usfs - Paradise Cove Campground | Kern | 520 | Transient non-community | Groundwater |
| Usfs - Hungry & Boulder Gulch Campground | Kern | 375 | Transient non-community | Groundwater |
| Usfs - Sandy Flat Campground Ws | Kern | 204 | Transient non-community | Groundwater |
| Usfs - Camp 9 | Kern | 161 | Transient non-community | Groundwater |
| Usfs - South Fork Recreation Area | Kern | 100 | Transient non-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, “Usfs - Old Isabella Auxiliary Dam Ws, PWSID CA1503319, Kansas”, https://aquacensus.com/water-systems/kansas/usfs-old-isabella-auxiliary-dam-ws-ca1503319 (data as of October 1, 2026).