Living in Ossian, IA: what to set up and who to call
Ossian Water Supply has a clean five-year EPA record, but its latest lead result, 5.1 ppb, was higher than 92% of similar systems’ (the action level is 15). Public schools here are run by South Winneshiek Community School District.
I’m new in town
What to set up in Ossian, 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 Ossian.
Power comes from Interstate Power and Light
Interstate Power and Light (Interstate Power and Light Co), an investor-owned utility, serves all of Ossian. Its homes paid an average of 17.8¢ per kWh in 2025, about $131 a month (its average across Iowa).
Start or move service: alliantenergy.com · (319) 786-4411
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Ossian Water Supply
Ossian Water Supply supplies almost all of Ossian. It draws ground water and serves 802 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 2025, was 5.1 ppb, below the 15 ppb action level that applied. The highest in five years was 22.7 ppb. That’s higher than 92% 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. IA9677007.
4 home internet providers serve Ossian
100% of 390 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Acentek | Fiber | 100% | 1,000/1,000 |
| Mediacom Xtream | Cable | 98% | 1,000/50 |
| GigFire | Fixed wireless | 93% | 150/130 |
| Nextlink | Fixed wireless | 76% | 400/100 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Ossian’s trash rules yet
Pickup rules, the dump and recycling in Ossian.
Where your child goes to school
Public school districts and the school path by grade.
Ossian is in South Winneshiek 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 Aug 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Ossian is in ZIP code 52161
ZIP codes where Ossian residents live, with the share of the town in each.
| ZIP | Post office name | Share of Ossian | ZIP’s residents in Ossian |
|---|---|---|---|
| 52161 | Ossian, IA | 100% | 57% |
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 Ossian
Who supplies Ossian’s drinking water, and has it had violations?
Ossian Water Supply (EPA ID IA9677007). 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 5.1 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Ossian?
Interstate Power and Light (Interstate Power and Light Co), an investor-owned utility. Its homes paid about 17.8¢ per kWh in 2025 (EIA).
What internet providers serve Ossian?
Acentek, Mediacom Xtream, GigFire, Nextlink (FCC, as of December 2025).
What ZIP codes are in Ossian?
52161. Census 2020 ZIP Code Tabulation Areas.
What school district is Ossian in?
South Winneshiek Community School District.
How do I register to vote in Ossian?
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 Winneshiek 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.