Living in Rock Island Arsenal, IL: what to set up and who to call
Rock Island Arsenal has no town government of its own, so Rock Island County runs its elections and most services, and its children attend Rock Island-Milan School District 41. Genesis Medical Center-Davenport, 2 miles away, is the nearest emergency room.
I’m new in town
What to set up in Rock Island Arsenal, 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 Rock Island Arsenal.
Power comes from MidAmerican Energy
MidAmerican Energy (MidAmerican Energy Co), an investor-owned utility, serves all of Rock Island Arsenal. Its homes paid an average of 10.0¢ per kWh in 2025, about $74 a month (its average across Illinois).
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 Rock Island Arsenal, Us Army water system
The Rock Island Arsenal, Us Army water system supplies Rock Island Arsenal: about 9% of residents live in its service area. About 91% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water and serves 7,800 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
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. IL1615387.
Which providers serve Rock Island Arsenal
This card will list the home internet providers the FCC’s National Broadband Map shows in Rock Island Arsenal, the share of addresses that can get 100/20 Mbps and the share with fiber, with the map’s “as of” date.
Source to come: FCC Broadband Data Collection.
We don’t have Rock Island Arsenal’s trash rules yet
Pickup rules, the dump and recycling in Rock Island Arsenal.
Where your child goes to school
Public school districts and the school path by grade.
Most of Rock Island Arsenal (61%) is in Rock Island-Milan School District 41; parts are in Moline-Coal Valley School District 40 (39%).
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.
No town hall: the county runs things
Rock Island Arsenal is unincorporated, so Rock Island County is the local government.
Election office: FVAP local election office directory, updated Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Rock Island Arsenal is in ZIP code 61201
ZIP codes where Rock Island Arsenal residents live, with the share of the town in each.
| ZIP | Post office name | Share of Rock Island Arsenal | ZIP’s residents in Rock Island Arsenal |
|---|---|---|---|
| 61201 | Rock Island, IL | 100% | 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 Rock Island Arsenal
Who supplies Rock Island Arsenal’s drinking water, and has it had violations?
The Rock Island Arsenal, Us Army water system (EPA ID IL1615387). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Rock Island Arsenal?
MidAmerican Energy (MidAmerican Energy Co), an investor-owned utility. Its homes paid about 10.0¢ per kWh in 2025 (EIA).
What ZIP codes are in Rock Island Arsenal?
61201. Census 2020 ZIP Code Tabulation Areas.
What school district is Rock Island Arsenal in?
Rock Island-Milan School District 41. Parts of the city are in Moline-Coal Valley School District 40.
How do I register to vote in Rock Island Arsenal?
In Illinois you can register online until 16 days before Election Day, in person up to and including Election Day, or by mail (postmarked 28 days before). Elections here are run by the Rock Island County Clerk. Check your registration at ova.elections.il.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 Sep 12, 2025 (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): pending.