Where is Alpena Cement Plant?

In Alpena County, Michigan (MI). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.

How big is Alpena Cement Plant?

47 MW of nameplate capacity across 5 units, as of the EIA-860M release for 2026-07.

Who owns Alpena Cement Plant?

EIA-860M names Amrize Cement Inc. as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.

Is this the same as Alpena Cement Plant LLC?

Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Amrize Cement Inc. here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Alpena Cement Plant LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.

Is Alpena Cement Plant still running?

EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.

Alpena Cement Plant

Alpena Cement Plant is a 47 MW oil-fired power plant in Alpena County, Michigan, operated by Amrize Cement Inc.. EIA-860M lists 5 generating units here, inside MISO. Its units entered service between 1952 and 1999.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity: 47.2 MW; 47.2 MW net summer
Generating units: 5
In service: 1952–1999
EIA plant ID: 50305

Where it is

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County: Alpena County, Michigan
Coordinates: 45.0699, -83.4082
Balancing authority: MISO
Sector: Industrial CHP

Units, technology and status

Operator of record: Amrize Cement Inc.
Primary energy source: Petroleum
Technologies: Petroleum Coke
Status: Operating

Every plant Amrize Cement Inc. reports to EIA →

Alpena Cement Plant: FAQ

Where is Alpena Cement Plant?: In Alpena County, Michigan (MI). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Alpena Cement Plant?: 47 MW of nameplate capacity across 5 units, as of the EIA-860M release for 2026-07.
Who owns Alpena Cement Plant?: EIA-860M names Amrize Cement Inc. as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Alpena Cement Plant LLC?: Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Amrize Cement Inc. here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Alpena Cement Plant LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Alpena Cement Plant still running?: EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.