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Thompson Springs, Utah September 2007Photo: Staplegunther at English Wikipedia · CC BY-SA 3.0
The Thompson Springs handbook

Living in Thompson Springs, UT: what to set up and who to call

Thompson Special Services District reported 2 health-based violations to EPA in the last five years: a groundwater treatment requirement (Groundwater Rule) ×2. 78% of systems its size reported none. Thompson Springs has no town government of its own, so Grand County runs its elections and most services, and its children attend Grand School District.

Thompson Springs has no town government. It’s a census-designated place in Grand County, so the county and regional agencies provide most services. This page answers what we can; the same answers appear on Thompson Springs’ town page under “Getting set up”.

I’m new in town

What to set up in Thompson Springs, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Thompson Springs.

Electricity

Power comes from Rocky Mountain Power

Rocky Mountain Power (PacifiCorp), an investor-owned utility, serves all of Thompson Springs. Its homes paid an average of 13.5¢ per kWh in 2025, about $101 a month (its average across Utah).

Start or move service: pacificorp.com · (888) 221-7070

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Drinking water · reported to EPA

Water comes from Thompson Special Services District

Thompson Special Services District supplies Thompson Springs: about 91% of residents live in its service area. About 9% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 85 people in all.

2 health-based violations reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×2, the latest beginning Aug 2023. 78% of the 11,392 systems serving <=100 people had none.

Lead, 90th percentile0.0 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.

The system’s full record: EPA ECHO report

EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0. Violations are counted by the start of their compliance period. UTAH10004.

Internet

3 home internet providers serve Thompson Springs

100% of 42 addresses can get 100/20 Mbps; 100% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
E FiberFiber100%1,000/1,000
FrontierDSL12%115/7
T-MobileFixed wireless24%100/20

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Thompson Springs’ trash rules yet

Pickup rules, the dump and recycling in Thompson Springs.

Trash, recycling and bulk pickupNot on fileThompson Springs has no town government of its own, so look for trash and recycling rules on the county’s site.
Schools

Where your child goes to school

Public school districts and the school path by grade.

Thompson Springs kids go to
K–6Helen M. Knight Schoolin Moab
7–8Grand County Middlein Moab
9–12Grand County Highin Moab

Thompson Springs is in Grand School District.

Test scores and every school: see Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

No town hall: the county runs things

Thompson Springs is unincorporated, so Grand County is the local government.

Local governmentGrand CountyThompson Springs is a census-designated place: no town hall of its ownCensus
Who runs elections hereGrand County Clerk/AuditorElections here are run by Grand County (county election office). 125 E Center, Moab, UT 84532 · (435) 259-1321 · [email protected]FVAP, Nov 2025
Register to voteOnlineIn Utah you can register online until 11 days before Election Day, in person up to and including Election Day, or by mail (received 11 days before).vote.govCheck your registration and polling placevotesearch.utah.govThe state’s voter lookup

Election office: FVAP local election office directory, updated Nov 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Mar 13, 2026.

ZIP codes & area codes

Thompson Springs is in ZIP code 84540

ZIP codes where Thompson Springs residents live, with the share of the town in each.

ZIPPost office nameShare of Thompson SpringsZIP’s residents in Thompson Springs
84540Thompson, UT100%49%
Area code435Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

Getting around, the ER and the library

One line each; the subject pages have the rest.

ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.

Questions about living in Thompson Springs

Who supplies Thompson Springs’ drinking water, and has it had violations?

Thompson Special Services District (EPA ID UTAH10004). It reported 2 health-based violations to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×2. 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.

Who provides electricity in Thompson Springs?

Rocky Mountain Power (PacifiCorp), an investor-owned utility. Its homes paid about 13.5¢ per kWh in 2025 (EIA).

What internet providers serve Thompson Springs?

E Fiber, Frontier, T-Mobile (FCC, as of December 2025).

What ZIP codes are in Thompson Springs?

84540. Census 2020 ZIP Code Tabulation Areas.

What school district is Thompson Springs in?

Grand School District.

How do I register to vote in Thompson Springs?

In Utah you can register online until 11 days before Election Day, in person up to and including Election Day, or by mail (received 11 days before). Elections here are run by the Grand County Clerk/Auditor. Check your registration at votesearch.utah.gov.

Sources & dates

Every answer above names its source. Here they are with their dates.

  • Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
  • Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
  • Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
  • ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
  • Schools: NCES Common Core of Data, 2024–25.
  • Registration: vote.gov, updated Mar 13, 2026 (read Oct 10, 2026). Official sites and area codes: Wikidata.
  • Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
  • Internet: FCC National Broadband Map, as of December 2025.