Living in Colman, SD: what to set up and who to call
Colman runs its own electric utility, City of Colman. For home internet, most of Colman can choose between Bluepeak and Mediacom Xtream.
I’m new in town
What to set up in Colman, 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 Colman.
Power comes from City of Colman
City of Colman (City of Colman - (SD)), a municipal utility, serves all of Colman.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Colman water system
The Colman water system supplies almost all of Colman. It buys treated ground water (EPA lists Big Sioux Community Water System as seller) and serves 634 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 5,327 systems serving 501–1,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2023, was 3.0 ppb, below the 15 ppb action level that applied. That’s higher than 81% 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. SD4600093.
6 home internet providers serve Colman
100% of 326 addresses can get 100/20 Mbps; 68% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Bluepeak | Cable, Fiber | 82% | 5,000/5,000 |
| Mediacom Xtream | Cable | 78% | 1,000/50 |
| Valley FiberCom | Fiber | 59% | 1,000/1,000 |
| GigFire | Fixed wireless | 100% | 150/130 |
| Midco | Fixed wireless | 100% | 100/20 |
| T-Mobile | Fixed wireless | 76% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Colman’s trash rules yet
Pickup rules, the dump and recycling in Colman.
Where your child goes to school
Public school districts and the school path by grade.
Colman is in Colman-Egan School District 50-5.
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 Jul 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Colman is in ZIP code 57017
ZIP codes where Colman residents live, with the share of the town in each.
| ZIP | Post office name | Share of Colman | ZIP’s residents in Colman |
|---|---|---|---|
| 57017 | Colman, SD | 100% | 49% |
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 Colman
Who supplies Colman’s drinking water, and has it had violations?
The Colman water system (EPA ID SD4600093). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 3.0 ppb (Jan–Dec 2023), against a 15 ppb action level.
Who provides electricity in Colman?
City of Colman (City of Colman - (SD)), a municipal utility.
What internet providers serve Colman?
Bluepeak, Mediacom Xtream, Valley FiberCom, GigFire, Midco, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Colman?
57017. Census 2020 ZIP Code Tabulation Areas.
What school district is Colman in?
Colman-Egan School District 50-5.
How do I register to vote in Colman?
South Dakota has no online registration; you can register in person until 15 days before Election Day or by mail (received 15 days before). Elections here are run by the Moody County Auditor. Check your registration at vip.sdsos.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 Aug 3, 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.