Living in Diamondville, WY: what to set up and who to call
The Kemmerer-Diamondville Jpb water system reported 11 health-based violations to EPA in the last five years: disinfection byproducts (TTHM) ×9, disinfection byproducts (HAA5) ×2. 80% of systems its size reported none. The ER is a drive from Diamondville: the closest is Evanston Regional Hospital, 43.9 miles away.
I’m new in town
What to set up in Diamondville, 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 Diamondville.
Power comes from Rocky Mountain Power
Rocky Mountain Power (PacifiCorp), an investor-owned utility, serves all of Diamondville. 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 Kemmerer-Diamondville Jpb water system
The Kemmerer-Diamondville Jpb water system supplies almost all of Diamondville. It draws surface water and serves 3,348 people in all.
11 health-based violations reported to EPA in the five years to October 2026: disinfection byproducts (TTHM) ×9, disinfection byproducts (HAA5) ×2, the latest beginning Apr 2026. 80% of the 5,012 systems serving 3,301–10,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 2.0 ppb, below the 15 ppb action level that applied. That’s higher than 67% of similar systems’ latest results.
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. WY5600028.
3 home internet providers serve Diamondville
100% of 357 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| All West/Wyoming | Fiber | 99% | 1,000/1,000 |
| CenturyLink | DSL | 7% | 10/1 |
| LR Communications | Fixed wireless | 100% | 1,000/1,000 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Diamondville’s trash rules yet
Pickup rules, the dump and recycling in Diamondville.
Where your child goes to school
Public school districts and the school path by grade.
Diamondville is in Lincoln County School District 1.
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 Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Diamondville spans 2 ZIP codes
ZIP codes where Diamondville residents live, with the share of the town in each.
| ZIP | Post office name | Share of Diamondville | ZIP’s residents in Diamondville |
|---|---|---|---|
| 83116 | Diamondville, WY | 91% | 97% |
| 83101 | Kemmerer, WY | 9% | 2% |
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 Diamondville
Who supplies Diamondville’s drinking water, and has it had violations?
The Kemmerer-Diamondville Jpb water system (EPA ID WY5600028). It reported 11 health-based violations to EPA in the five years to October 2026: disinfection byproducts (TTHM) ×9, disinfection byproducts (HAA5) ×2. 80% of systems its size had none. Its latest lead 90th percentile was 2.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Diamondville?
Rocky Mountain Power (PacifiCorp), an investor-owned utility. Its homes paid about 15.1¢ per kWh in 2025 (EIA).
What internet providers serve Diamondville?
All West/Wyoming, CenturyLink, LR Communications (FCC, as of December 2025).
What ZIP codes are in Diamondville?
83116 (91%), 83101 (9%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Diamondville in?
Lincoln County School District 1.
How do I register to vote in Diamondville?
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 Lincoln 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.