Public water system · SD4602390
ActiveCsp-Bison Center
At a glance
Csp-Bison Center (PWSID SD4602390) is an active transient non-community water system in Custer County, South Dakota. It reports serving 300 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
300
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Csp-Bison Center compare with other water systems in Custer County?
By EPA's size categories, Csp-Bison Center is a very small system (500 people or fewer). Custer County has 49 active public water systems. Its population served is roughly in line with the county average of 274 people per system, and accounts for 2.2% of the 13,414 people reported by systems filed under the county. Across South Dakota, the 699 active systems average 1,387 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Csp-Bison Center 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. South Dakota has 173 active transient non-community water systems, 25% of the state's 699 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 431 South Dakota systems (62%) list groundwater as their primary source.
Who owns and regulates Csp-Bison Center?
EPA lists Csp-Bison Center as owned by a state government. The SD state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 12 of the 49 active systems in Custer County (24%) are also owned by a state government.
Does Csp-Bison Center 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 Csp-Bison Center. For the latest compliance status, check EPA ECHO for current compliance history.
Csp-Bison Center: frequently asked questions
Who runs Csp-Bison Center?
Csp-Bison Center (PWSID SD4602390) is a transient non-community water system owned by a state government. It is regulated by the SD state drinking water program.
How many people does Csp-Bison Center serve?
Csp-Bison Center reports serving 300 people through 1 service connection in Custer County, South Dakota.
Where does Csp-Bison Center 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 Csp-Bison Center have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Csp-Bison Center'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 SD state drinking water program.
Where can I find Csp-Bison Center's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Csp-Bison Center 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 Custer County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Laughing Water Restaurant at Crazy H | Custer | 2,055 | Non-transient non-community | Groundwater |
| Custer | Custer | 1,919 | Community | Groundwater |
| Nps-Wind Cave National Park | Custer | 1,404 | Non-transient non-community | Groundwater |
| Southern Black Hills Water | Custer + 1 more | 947 | Community | Groundwater |
| Csp-Sylvan Lake | Custer | 799 | Transient non-community | Groundwater |
| Csp-Game Lodge | Custer | 541 | 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, “Csp-Bison Center, PWSID SD4602390, South Dakota”, https://aquacensus.com/water-systems/south-dakota/csp-bison-center-sd4602390 (data as of October 1, 2026).