Red Covered Bridge · Photo: User:Majnutl · CC BY 2.5Living in Dover Township, IL: what to set up and who to call
An EPA health-based violation from 2024 is still open for the Dover water system, which supplies Dover Township. Two school districts split the grades in Dover Township: Princeton Elementary School District 115 and Princeton High School District 500.
I’m new in town
What to set up in Dover Township, 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 Dover Township.
Power comes from Ameren Illinois Company
Ameren Illinois Company (Ameren Illinois Company), an investor-owned utility, serves all of Dover Township. Its homes paid an average of 16.7¢ per kWh in 2025, about $148 a month (its average across Illinois, for customers on its standard service). Illinois lets you buy power from another supplier; 45% of Ameren Illinois Company’s home customers do, and Ameren Illinois Company still delivers it.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Dover water system
The Dover water system supplies Dover Township: about 24% of residents live in its service area. About 76% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 200 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule Revisions), beginning Oct 2024. 77% of the 15,074 systems serving 101–500 people had none. 1 older violation is still open, since 2024: a lead and copper treatment requirement (Lead and Copper Rule Revisions), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 0.3 ppb, below the 15 ppb action level that applied. The highest in five years was 1.3 ppb. That’s lower than 57% 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. IL0110350.
Which providers serve Dover Township
This card will list the home internet providers the FCC’s National Broadband Map shows in Dover Township, 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 Dover Township’s trash rules yet
Pickup rules, the dump and recycling in Dover Township.
Where your child goes to school
Public school districts and the school path by grade.
Dover Township is in two districts that split the grades: Princeton Elementary School District 115 and Princeton High School District 500.
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 Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Dover Township spans 3 ZIP codes
ZIP codes where Dover Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Dover Township | ZIP’s residents in Dover Township |
|---|---|---|---|
| 61356 | Princeton, IL | 69% | 3% |
| 61323 | Dover, IL | 23% | 96% |
| 61349 | Ohio, IL | 8% | 4% |
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 Dover Township
Who supplies Dover Township’s drinking water, and has it had violations?
The Dover water system (EPA ID IL0110350). It reported 1 health-based violation to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule Revisions). 77% of systems its size had none. Its latest lead 90th percentile was 0.3 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Dover Township?
Ameren Illinois Company (Ameren Illinois Company), an investor-owned utility. Its homes paid about 16.7¢ per kWh in 2025 (EIA).
What ZIP codes are in Dover Township?
61356 (69%), 61323 (23%), 61349 (8%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Dover Township in?
Princeton Elementary School District 115 and Princeton High School District 500.
How do I register to vote in Dover Township?
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 Bureau 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.