Photo: User:Magicpiano · CC BY-SA 4.0Living in Marbleton, WY: what to set up and who to call
An EPA health-based violation from 2024 is still open for the Town of Marbleton water system. For an emergency, Sublette County Health is the closest ER, 29.6 miles away.
I’m new in town
What to set up in Marbleton, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Marbleton.
Power comes from Rocky Mountain Power
Rocky Mountain Power (PacifiCorp), an investor-owned utility, serves all of Marbleton. Its homes paid an average of 15.1¢ per kWh in 2025, about $107 a month (its average across Wyoming).
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.
Water comes from Town of Marbleton water system
The Town of Marbleton water system supplies Marbleton: 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 861 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule), beginning Oct 2024. 78% of the 5,327 systems serving 501–1,000 people had none. 1 older violation is still open, since 2024: a groundwater treatment requirement (Groundwater Rule), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 6.0 ppb. 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 (EPA’s estimate). Violations are counted by the start of their compliance period. WY5600223.
5 home internet providers serve Marbleton
100% of 409 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Union Telephone Company | Fiber | 100% | 2,048/2,048 |
| LR Communications | Fixed wireless | 100% | 1,000/1,000 |
| Visionary Broadband | Fixed wireless | 100% | 100/20 |
| Wyoming.com | Fixed wireless | 100% | 200/100 |
| T-Mobile | Fixed wireless | 79% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Marbleton’s trash rules yet
Pickup rules, the dump and recycling in Marbleton.
Where your child goes to school
Public school districts and the school path by grade.
Marbleton is in Sublette County School District 9.
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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Sep 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Marbleton is in ZIP code 83113
ZIP codes where Marbleton residents live, with the share of the town in each.
| ZIP | Post office name | Share of Marbleton | ZIP’s residents in Marbleton |
|---|---|---|---|
| 83113 | Big Piney, WY | 100% | 42% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
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 Marbleton
Who supplies Marbleton’s drinking water, and has it had violations?
The Town of Marbleton water system (EPA ID WY5600223). It reported 1 health-based violation to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule). 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Marbleton?
Rocky Mountain Power (PacifiCorp), an investor-owned utility. Its homes paid about 15.1¢ per kWh in 2025 (EIA).
What internet providers serve Marbleton?
Union Telephone Company, LR Communications, Visionary Broadband, Wyoming.com, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Marbleton?
83113. Census 2020 ZIP Code Tabulation Areas.
What school district is Marbleton in?
Sublette County School District 9.
How do I register to vote in Marbleton?
Wyoming has no online registration; you can register in person up to and including Election Day or by mail (received 14 days before). Elections here are run by the Sublette County Clerk. Check your registration at sos.wyo.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 Nov 18, 2024 (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.