Liberty Hall · Photo: Jim Roberts · CC BY-SA 4.0Living in Lamoni, IA: what to set up and who to call
Lamoni Municipal Utilities reported 2 health-based violations to EPA in the last five years: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule), a surface water treatment requirement (Surface Water Treatment Rule). 78% of systems its size reported none. Lamoni runs its own electric utility, City of Lamoni.
I’m new in town
What to set up in Lamoni, 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 Lamoni.
Power comes from City of Lamoni
City of Lamoni (City of Lamoni - (IA)), a municipal utility, serves all of Lamoni.
Start or move service: lamoni-iowa.com · (641) 784-6911
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Lamoni Municipal Utilities
Lamoni Municipal Utilities supplies almost all of Lamoni. It draws surface water and serves 2,029 people in all.
2 health-based violations reported to EPA in the five years to October 2026: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule), a surface water treatment requirement (Surface Water Treatment Rule), the latest beginning Jun 2026. 78% of the 7,966 systems serving 1,001–3,300 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 0.6 ppb, below the 15 ppb action level that applied. The highest in five years was 1.2 ppb. That’s lower than 58% 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. IA2740050.
6 home internet providers serve Lamoni
100% of 796 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Grand River Mutual Telephone | Fiber | 100% | 1,000/1,000 |
| Mediacom Xtream | Cable, Fiber | 97% | 1,000/50 |
| Verizon | Fixed wireless | 81% | 300/20 |
| T-Mobile | Fixed wireless | 67% | 100/20 |
| AT&T | Fixed wireless | 60% | 25/3 |
| Lockridge Networks | Fixed wireless | 54% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Lamoni’s trash rules yet
Pickup rules, the dump and recycling in Lamoni.
Where your child goes to school
Public school districts and the school path by grade.
Lamoni is in Lamoni Community School District.
C−School gradeSee 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 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Lamoni is in ZIP code 50140
ZIP codes where Lamoni residents live, with the share of the town in each.
| ZIP | Post office name | Share of Lamoni | ZIP’s residents in Lamoni |
|---|---|---|---|
| 50140 | Lamoni, IA | 100% | 79% |
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 Lamoni
Who supplies Lamoni’s drinking water, and has it had violations?
Lamoni Municipal Utilities (EPA ID IA2740050). It reported 2 health-based violations to EPA in the five years to October 2026: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule), a surface water treatment requirement (Surface Water Treatment Rule). 78% of systems its size had none. Its latest lead 90th percentile was 0.6 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Lamoni?
City of Lamoni (City of Lamoni - (IA)), a municipal utility.
What internet providers serve Lamoni?
Grand River Mutual Telephone, Mediacom Xtream, Verizon, T-Mobile, AT&T, Lockridge Networks (FCC, as of December 2025).
What ZIP codes are in Lamoni?
50140. Census 2020 ZIP Code Tabulation Areas.
What school district is Lamoni in?
Lamoni Community School District.
How do I register to vote in Lamoni?
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 Decatur 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.