Power Plants in MISO (Midcontinent)

2,577 plants · 250.3 GW total capacity

The MISO (Midcontinent) grid region encompasses 2,577 power plants with 250.3 GW total capacity across 15 states.

Largest is Gibson (3340 MW Bit. Coal); oldest active is Whiting (1891); newest is Novel Bo Hu 1 Solar LLC (2026); top state is Minnesota (809 plants); top owner is NextEra Energy (95 plants).

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By Fuel Type

Solar
1,250 plants · 37.2 GW
Wind
371 plants · 35.6 GW
Gas
338 plants · 100.2 GW
Oil
235 plants · 3.3 GW
Hydro
158 plants · 4.9 GW
other
133 plants · 6.3 GW
Coal
53 plants · 47.2 GW
Battery
28 plants · 2.4 GW
Nuclear
11 plants · 13.2 GW

By State

Minnesota
809 plants · 21.2 GW
Michigan
303 plants · 35.6 GW
Illinois
303 plants · 21.3 GW
Wisconsin
291 plants · 23.6 GW
Iowa
287 plants · 24.7 GW
Indiana
176 plants · 26.4 GW
Louisiana
114 plants · 37.1 GW
Arkansas
93 plants · 17.1 GW
Missouri
50 plants · 11.2 GW
North Dakota
48 plants · 6.5 GW
Mississippi
37 plants · 9.1 GW
Texas
33 plants · 11 GW
South Dakota
18 plants · 3 GW
Kentucky
11 plants · 2.4 GW
Montana
4 plants · 156 MW