Tripp County, South Dakota — public water systems
At a glance
3 active public water systems are filed under Tripp County, South Dakota in EPA's SDWIS records, together reporting 8,104 people served. The largest is Tripp County Water User District, which reports serving 4,860 people. All 3 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
3
Population served
8.1K
Community systems
3
Groundwater share
100%
How does Tripp County compare with other South Dakota counties?
Tripp County has the 45th-most active public water systems among the 73 counties listed for active South Dakota systems in EPA records; among the 48 with 3 or more systems, the median has 6. Its systems report 8,104 people served in total, the 24th-largest county figure in the state and 0.8% of the statewide total. The average system here reports serving 2,701 people, about twice the South Dakota average of 1,387. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Tripp County's drinking water come from?
By primary water source, Tripp County's active systems draw on groundwater (3, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 76% and 24% across South Dakota. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Tripp County Water User District, draws primarily on groundwater.
What kinds of water systems operate in Tripp County?
Tripp County's active systems break down as 3 community systems (100%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. EPA lists their owner types as local government (100%).
Water systems in Tripp County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Tripp County Water User District | Tripp + 4 more | 4,860 | Community | Groundwater |
| 2 | Winner | Tripp | 2,921 | Community | Groundwater |
| 3 | Colome | Tripp | 323 | Community | Groundwater |
Tripp County water systems: frequently asked questions
How many public water systems are in Tripp County, South Dakota?
EPA's SDWIS records file 3 active public water systems under Tripp County, South Dakota: 3 community systems (100%).
Who supplies drinking water in Tripp County, SD?
The largest community water systems filed under Tripp County are Tripp County Water User District (4,860 people served), Winner (2,921 people served) and Colome (323 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Tripp County's drinking water come from groundwater or surface water?
Of the 3 active public water systems in Tripp County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Tripp County Water User District, uses groundwater.
Where can I find a water quality report for Tripp County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 3 community systems are filed under Tripp County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Tripp County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More South Dakota water systems
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, “Public water systems in Tripp County, South Dakota”, https://aquacensus.com/water-systems/south-dakota/tripp (data as of October 1, 2026).