Living in Colwell, IA: what to set up and who to call
Colwell spans 2 ZIP codes; 50620 holds the most residents (98%). Floyd County Medical Center, 8.6 miles away, is the nearest emergency room.
I’m new in town
What to set up in Colwell, 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 Colwell.
Power comes from MidAmerican Energy
MidAmerican Energy (MidAmerican Energy Co), an investor-owned utility, serves all of Colwell. Its homes paid an average of 11.2¢ per kWh in 2025, about $93 a month (its average across Iowa).
Start or move service: midamericanenergy.com · (888) 427-5632
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of Colwell water system
The City of Colwell water system supplies almost all of Colwell. It draws ground water and serves 55 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 11,392 systems serving <=100 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2026, was 2.5 ppb, below the 15 ppb action level that applied. The highest in five years was 3.5 ppb. That’s higher than 77% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. IA3409066.
4 home internet providers serve Colwell
100% of 48 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| OmniTel Communications | Fiber | 100% | 8,000/8,000 |
| Rise Broadband | Fixed wireless | 100% | 50/10 |
| Router12 Networks | Fixed wireless | 75% | 100/20 |
| Nextlink | Fixed wireless | 12% | 500/100 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Colwell’s trash rules yet
Pickup rules, the dump and recycling in Colwell.
Where your child goes to school
Public school districts and the school path by grade.
Colwell is in Charles City Community 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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Jul 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Colwell spans 2 ZIP codes
ZIP codes where Colwell residents live, with the share of the town in each.
| ZIP | Post office name | Share of Colwell | ZIP’s residents in Colwell |
|---|---|---|---|
| 50620 | Colwell, IA | 98% | 100% |
| 50616 | Charles City, IA | 2% | 0% |
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 Colwell
Who supplies Colwell’s drinking water, and has it had violations?
The City of Colwell water system (EPA ID IA3409066). 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 2.5 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Colwell?
MidAmerican Energy (MidAmerican Energy Co), an investor-owned utility. Its homes paid about 11.2¢ per kWh in 2025 (EIA).
What internet providers serve Colwell?
OmniTel Communications, Rise Broadband, Router12 Networks, Nextlink (FCC, as of December 2025).
What ZIP codes are in Colwell?
50620 (98%), 50616 (2%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Colwell in?
Charles City Community School District.
How do I register to vote in Colwell?
In Iowa you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before). Elections here are run by the Floyd County Auditor. Check your registration at sos.iowa.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.