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The Rockwood handbook

Living in Rockwood, MI: what to set up and who to call

Tap water in most of Rockwood comes from the Rockwood water system, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result below detection. New voters sign up with the Rockwood City Clerk, which runs Rockwood’s elections.

I’m new in town

What to set up in Rockwood, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Rockwood.

Electricity

Power comes from DTE

DTE (DTE Electric Co.), an investor-owned utility, serves all of Rockwood. Its homes paid an average of 20.2¢ per kWh in 2025, about $126 a month (its average across Michigan, for customers on its standard service). Michigan lets you buy power from another supplier; 0% of DTE’s home customers do, and DTE still delivers it.

Start or move service: www.dteenergy.com · (800) 477-4747

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Drinking water · reported to EPA

Water comes from Rockwood water system

The Rockwood water system supplies Rockwood: about 79% of residents live in its service area. About 20% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated surface water (EPA lists Great Lakes Water Authority as seller) and serves 3,240 people in all.

No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.

Lead, 90th percentile0.0 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2023, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.1 ppb. 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. MI0005750.

Internet

5 home internet providers serve Rockwood

100% of 1,143 addresses can get 100/20 Mbps; 40% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
XfinityCable99%1,200/35
AT&TDSL, Fiber, Fixed wireless76%1,000/1,000
Mercury FiberFixed wireless76%150/20
T-MobileFixed wireless76%100/20
VerizonFixed wireless47%25/6

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Rockwood’s trash rules yet

Pickup rules, the dump and recycling in Rockwood.

Schools

Where your child goes to school

Public school districts and the school path by grade.

Rockwood kids go to
PK–5Chapman Elementary SchoolGibraltar School District
6–8Shumate Middle SchoolGibraltar School District
9–12Oscar A Carlson High SchoolGibraltar School District

Rockwood is in Gibraltar School District.

B+School gradeSee Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

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.

ZIP codes & area codes

Rockwood is in ZIP code 48173

ZIP codes where Rockwood residents live, with the share of the town in each.

ZIPPost office nameShare of RockwoodZIP’s residents in Rockwood
48173Rockwood, MI100%24%
Area code734Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

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 Rockwood

Who supplies Rockwood’s drinking water, and has it had violations?

The Rockwood water system (EPA ID MI0005750). 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 0.0 ppb (Jan–Dec 2023), against a 15 ppb action level.

Who provides electricity in Rockwood?

DTE (DTE Electric Co.), an investor-owned utility. Its homes paid about 20.2¢ per kWh in 2025 (EIA).

What internet providers serve Rockwood?

Xfinity, AT&T, Mercury Fiber, T-Mobile, Verizon (FCC, as of December 2025).

What ZIP codes are in Rockwood?

48173. Census 2020 ZIP Code Tabulation Areas.

What school district is Rockwood in?

Gibraltar School District.

How do I register to vote in Rockwood?

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 Rockwood City 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.