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- Bioenergy
- Operating
- 10 · 100 · 1,000 MW
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- Bioenergy
- Operating
Mosinee Mill: location. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Mosinee Mill
Power plant · Biomass
Key facts
Power plant · Biomassran 58% of 2025 Operating- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 1916
- Net generation, 2025
- 117,962 MWh
- Grid
- 46 kV to Wisconsin Public Service Corp (MISO)
- Location
- Marathon County, Wisconsin
- Operated by
- Ahlstrom-Munksjo NA Specialty Solutions, LLC
Output
- Gas
- Coal
- Oil
- Biomass and waste
Details
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- Technology
- Biomass source: “Wood/Wood Waste Biomass”
- Age
- 110 years since 1916
- Heat rate
- 25,197 Btu/kWh 2025
All 8 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Gem |
|
| Grid |
|
| EPA greenhouse gas reporting (GHGRP) |
|
| Fuel burned (MMBtu), 2025 | 2,972,279 |
| Capacity factor, 2025 | 0.576 |
| Heat rate (Btu/kWh), 2025 | 25,196.9 |
| Net generation (MWh), 2025 | 117,962 |
| Balancing authority code | MISO |
Ownership
2 companies2| Company | Role | Share | As of | Source |
|---|---|---|---|---|
| Ahlstrom-Munksjo NA Specialty Solutions, LLC | Operator | EIA-860M | ||
| AHLSTROM-MUNKSJO NORTH AMERICA SPECIALTY SOLUTIONS LLC | Owner | 100.0% | Dec 31, 2023 | EPA GHGRP |
Timeline
- In service · EIA-860M
Sources
5 sourcesSources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)
Sources
- EIA-860M
- GEMGlobal Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
- EIASource: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory
- EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)