Living in Union Township, MI: what to set up and who to call
The Mount Pleasant water system reported one health-based violation to EPA in the last five years: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule), beginning Sep 2022. Voting is local here: the Union Township Clerk registers voters and runs elections, not the county.
I’m new in town
What to set up in Union 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 Union Township.
Power comes from Consumers Energy
Consumers Energy (Consumers Energy Co.), an investor-owned utility, serves all of Union Township. Its homes paid an average of 20.7¢ per kWh in 2025, about $134 a month (its average across Michigan).
Start or move service: consumersenergy.com · (800) 477-5050
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Mount Pleasant water system
The Mount Pleasant water system supplies Union Township: about 34% of residents live in its service area. Union Township serves another 15%. About 52% 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 21,688 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule), beginning Sep 2022. 83% of the 3,525 systems serving 10,001–50,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 1.4 ppb, below the 15 ppb action level that applied. That’s higher than 56% 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. MI0004530.
9 home internet providers serve Union Township
100% of 3,201 addresses can get 100/20 Mbps; 69% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| CMS Internet | Fixed wireless, Fiber | 94% | 1,000/1,000 |
| Spectrum | Cable, Fiber | 89% | 1,000/1,000 |
| Winn Telephone Company | Fiber | 32% | 1,000/1,000 |
| Frontier | Fiber, DSL | 25% | 7,000/7,000 |
| Verizon | Fixed wireless | 67% | 300/20 |
| ISP Managemen | Fixed wireless | 57% | 60/15 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Union Township’s trash rules yet
Pickup rules, the dump and recycling in Union Township.
Where your child goes to school
Public school districts and the school path by grade.
Most of Union Township (98%) is in Mount Pleasant City 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 Nov 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Union Township is in ZIP code 48858
ZIP codes where Union Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Union Township | ZIP’s residents in Union Township |
|---|---|---|---|
| 48858 | Mount Pleasant, MI | 100% | 28% |
A few homes fall in 48883.
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 Union Township
Who supplies Union Township’s drinking water, and has it had violations?
The Mount Pleasant water system (EPA ID MI0004530). It reported 1 health-based violation to EPA in the five years to October 2026: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule). 83% of systems its size had none. Its latest lead 90th percentile was 1.4 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Union Township?
Consumers Energy (Consumers Energy Co.), an investor-owned utility. Its homes paid about 20.7¢ per kWh in 2025 (EIA).
What internet providers serve Union Township?
CMS Internet, Spectrum, Winn Telephone Company, Frontier, Verizon, ISP Managemen (FCC, as of December 2025).
What ZIP codes are in Union Township?
48858. Census 2020 ZIP Code Tabulation Areas.
What school district is Union Township in?
Mount Pleasant City School District.
How do I register to vote in Union Township?
In Michigan 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 Union Township Clerk. Check your registration at mvic.sos.state.mi.us.
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 National Broadband Map, as of December 2025.