Teton County, Idaho — public water systems
At a glance
27 active public water systems are filed under Teton County, Idaho in EPA's SDWIS records, together reporting 8,719 people served. The largest is City of Victor, which reports serving 2,361 people. 11 are community water systems serving people where they live; the other 16 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
27
Population served
8.7K
Community systems
11
Groundwater share
100%
How does Teton County compare with other Idaho counties?
Teton County has the 24th-most active public water systems among the 64 counties listed for active Idaho systems in EPA records; among the 47 with 3 or more systems, the median has 27. Its systems report 8,719 people served in total, the 27th-largest county figure in the state and 0.5% of the statewide total. The average system here reports serving 323 people, about 64% below the Idaho average of 899. 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 Teton County's drinking water come from?
By primary water source, Teton County's active systems draw on groundwater (27, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 96% and 4.1% across Idaho. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, City of Victor, draws primarily on groundwater.
What kinds of water systems operate in Teton County?
Teton County's active systems break down as 11 community systems (41%), 1 non-transient non-community systems (3.7%) and 15 transient non-community systems (56%). 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. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. 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. EPA lists their owner types as private (67%), local government (22%) and federal government (11%).
Water systems in Teton County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Victor City of | Teton | 2,361 | Community | Groundwater |
| 2 | Driggs City of | Teton | 2,200 | Community | Groundwater |
| 3 | Teton Valley Cabins | Teton | 1,000 | Transient non-community | Groundwater |
| 4 | Teton Springs Water and Sewer Company | Teton | 924 | Community | Groundwater |
| 5 | Tetonia City of | Teton | 409 | Community | Groundwater |
| 6 | Targhee Nf-Reunion Flat Campground | Teton | 300 | Transient non-community | Groundwater |
| 7 | Fox Creek Country Club Estates | Teton | 250 | Community | Groundwater |
| 8 | Darby Girls Camp | Teton | 225 | Transient non-community | Groundwater |
| 9 | Targhee Nf-Teton Canyon Cg | Teton | 125 | Transient non-community | Groundwater |
| 10 | Ironwood | Teton | 125 | Community | Groundwater |
| 11 | Packsaddle Subd | Teton | 100 | Transient non-community | Groundwater |
| 12 | Targhee Meadows Water Users Assn | Teton | 83 | Transient non-community | Groundwater |
| 13 | Ee Dah How Acres Subd | Teton | 69 | Community | Groundwater |
| 14 | Teton Reserve Subdivision & Golf Course | Teton | 62 | Community | Groundwater |
| 15 | Darby Water Assn | Teton | 58 | Community | Groundwater |
| 16 | The Learning Academy | Teton | 50 | Non-transient non-community | Groundwater |
| 17 | Teton Valley Lodge | Teton | 50 | Transient non-community | Groundwater |
| 18 | LDS Badger Creek Outdoor Center-5191009 | Teton | 50 | Transient non-community | Groundwater |
| 19 | Sky Mountain Ranch | Teton | 50 | Transient non-community | Groundwater |
| 20 | Targhee Nf-Trail Creek Cg | Teton | 40 | Transient non-community | Groundwater |
| 21 | Grove Creek Subd Water Assn | Teton | 30 | Community | Groundwater |
| 22 | Linn Guest Ranch | Teton | 30 | Transient non-community | Groundwater |
| 23 | Jackalope Assn | Teton | 28 | Community | Groundwater |
| 24 | River Rim Ranch Subdivision #1 and Lodge | Teton | 25 | Transient non-community | Groundwater |
| 25 | Driggs Super 8 | Teton | 25 | Transient non-community | Groundwater |
| 26 | Headwaters Calvary Chapel | Teton | 25 | Transient non-community | Groundwater |
| 27 | Moose Creek Ranch | Teton | 25 | Transient non-community | Groundwater |
Teton County water systems: frequently asked questions
How many public water systems are in Teton County, Idaho?
EPA's SDWIS records file 27 active public water systems under Teton County, Idaho: 11 community systems (41%), 1 non-transient non-community systems (3.7%) and 15 transient non-community systems (56%).
Who supplies drinking water in Teton County, ID?
The largest community water systems filed under Teton County are City of Victor (2,361 people served), City of Driggs (2,200 people served) and Teton Springs Water and Sewer Company (924 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 Teton County's drinking water come from groundwater or surface water?
Of the 27 active public water systems in Teton County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, City of Victor, uses groundwater.
Where can I find a water quality report for Teton 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. 11 community systems are filed under Teton 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 Teton 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 Idaho 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 Teton County, Idaho”, https://aquacensus.com/water-systems/idaho/teton (data as of October 1, 2026).