Hoot Lake — Power plant · Hydro · Otter Tail Power CoBig Stone — Power plant · Coal · Otter Tail Power CoSolway CT — Power plant · Gas, combustion turbine · Otter Tail Power CoCoyote — Power plant · Coal · Otter Tail Power CoAstoria Station — Power plant · Gas, combustion turbine · Otter Tail Power CoFergus Control Ctr — Power plant · Oil · Otter Tail Power CoSolway Solar — Under construction · Solar · MN · 50 MW · 0.1 mi awayToronto Power Plant — Filed · Gas, combustion turbine · SD · 145.2 MW · 3.4 mi away
  • Combustion
  • Clean firm
  • Operating
  • Retired
  • Other companies nearby
  • 10 · 100 · 1,000 MW

Otter Tail Corp

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Power plant owner

As filed: OTTER TAIL CORP

Key facts

Power plant owner · 1,304.3 MW
Capacity held
1,304.3MW
Assets
6
States
MN, ND, SD
Headquarters
Fergus Falls, United States Source: Wikidata
Listed
Nasdaq: OTTR Source: SEC EDGAR
Parent
No parent recordedNo parent recordedLike 48,120 of 50,273 companies here. Why

Gross output of plants with a stake

6 of 6 plantsOutputGross: each plant's whole output, whatever the stake. Equity share: each plant's output times the stake.Covers 6 of 6 plants with a stake: US plants with an EIA monthly series.11% of the output is from 4 plants recorded as wholly owned.Ownership as recorded today; each plant's output is its whole series. A plant's group is its technology; Unspecified fuel is EIA's "All Other", hydrogen, CHP with no fuel stated and plants with no technology on record.

Gross output of plants with a stake MWh by month, 2001 to 2026
  • Gas
  • Coal
  • Oil
  • Hydro
Yearly totals
Gross net generation of the plants with a stake, MWh by year and generation group, newest first.
YearGasCoalOilHydroTotal (MWh)
2026 (part year)334,1132,500,422——2,834,535
2025598,2254,160,631—3,5874,762,443
2024537,8823,773,811—3,2904,314,983
2023570,6174,145,062—1,8144,717,493
2022260,8384,143,430—2,6854,406,953
2021381,8494,104,754—127,7494,614,352
202051,7074,035,8600203,6404,291,207
201952,9704,680,81920319,0595,052,868
201869,2825,413,90221528,6936,011,898
201735,9134,690,55621253,9464,980,436
201639,5094,531,85522222,0954,793,481
201517,6603,419,82622301,1033,738,611
201442,3855,437,63122586,2356,066,273
201342,7785,505,63820813,2456,361,681
201253,9655,125,21723658,8075,838,012
201131,6245,510,37422792,6666,334,686
201043,8186,233,17524836,0117,113,028
200926,3615,600,05324623,5066,249,944
200847,2346,558,68120770,6787,376,613
200753,8165,538,32822957,1496,549,315
200628,0996,018,492—872,9396,919,530
200527,5285,893,03024934,5486,855,130
200425,7496,657,72723744,9927,428,491
200316,3626,025,990—917,5756,959,927
2002—6,179,719—834,1677,013,886
2001—6,506,035—824,4457,330,480

Sources EIA-860M · EIA · EPA GHGRP

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
  • EPA GHGRPOpen license · retrieved Nov 2, 2026

Attribution

Assets 6

Assets

6

Capacity

1,304 MW

MW by fuel
  1. Coal: 901 MW, 2 assets
  2. Gas, combustion turbine: 400 MW, 2 assets
  3. Oil: 2.0 MW, 1 asset
  4. Hydro: 1.0 MW, 1 asset

Owns 6 power plants

Assets this company owns or operates, sorted by capacity, largest first.
Name. Sort by name, A to Z Type. Sort by type, A to Z Role. Sort by role, A to Z MW, sorted descending. Sort by capacity, smallest first State. Sort by state, A to Z Share Held by
Big Stone Coal Owns 451 MW US-SD 53.9% OTTER TAIL CORP
Coyote Coal Owns 450 MW US-ND 35.0% OTTER TAIL CORP
Astoria Station Gas, combustion turbine Owns 349 MW US-SD 100.0% OTTER TAIL CORP
Solway CT Gas, combustion turbine Owns 51.3 MW US-MN 100.0% OTTER TAIL CORP
Fergus Control Ctr Oil Owns 2 MW US-MN 100.0% OTTER TAIL CORP
Hoot Lake Hydro Owns 1 MW US-MN 100.0% OTTER TAIL CORP

Sources EIA-860M · GEM

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • GEMOpen license, with credit · retrieved Oct 26, 2026Global 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.

Every source and license · Attribution

Around this company

Nearby 2

within 15 mi

Projects

2

within 15 mi

Nearest

0.1 mi

Solway Solar

All 2NearbyShowing all 2 nearby projects.

How these are matched

Exact-grade projects within 15 mi of any asset this company owns or operates, nearest first, each with the asset it is closest to. Only projects with a site location are matched to assets; those placed only by county or state are not.

Projects within 15 mi of this company’s assets, sorted by distance, nearest first.
Status Name. Sort by name, A to Z Type MW. Sort by capacity, largest first Distance, sorted ascending. Sort by distance, farthest first Nearest asset
Under construction Solway Solar Solar 50 MW 0.1 mi away nearest: Solway CT
Filed Toronto Power Plant Gas, combustion turbine 145.2 MW 3.4 mi away nearest: Astoria Station

Sources EIA-860M

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026

Every source and license · Attribution