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Electric Power Monthly

Data for March 2026 Release Date: May 21, 2026 Next Release Date: June 24, 2026 Full report PDF
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Table A.2.A. Relative Standard Error (Percent) for Net Generation by Fuel Type:
Electric Utilities by Census Division and State, March 2026 (Continued)

Census Region and State Wind Geothermal Biomass Solar Thermal and Photovoltaic Other Renewables Hydroelectric Pumped Storage Other Energy Sources All Energy Sources
New England 0 0 0 18 5 0 0 16
Connecticut 0 0 0 0 0 0 0 14
Maine 0 0 0 0 0 0 0 481
Massachusetts 0 0 0 28 25 0 0 43
New Hampshire 0 0 0 0 0 0 0 298
Rhode Island 0 0 0 0 0 0 0 0
Vermont 0 0 0 7 3 0 0 14
Middle Atlantic 0 0 0 25 25 0 0 2
New Jersey 0 0 0 25 25 0 0 60
New York 0 0 0 0 0 0 0 2
Pennsylvania 0 0 0 0 0 0 0 1
East North Central 0 0 0 1 2 0 5 1
Illinois 0 0 0 0.30 14 0 0 4
Indiana 0 0 0 2 3 0 0 2
Michigan 0 0 0 2 2 0 0 2
Ohio 0 0 0 101 101 0 0 4
Wisconsin 0 0 0 2 3 0 44 3
West North Central 0 0 0 2 1 0 20 2
Iowa 0 0 0 3 1 0 0 2
Kansas 0 0 0 7 7 0 0 7
Minnesota 0 0 0 3 3 0 0 4
Missouri 0 0 0 5 1 0 0 4
Nebraska 0 0 0 56 37 0 0 4
North Dakota 0 0 0 0 6 0 68 3
South Dakota 0 0 0 213 5 0 0 10
South Atlantic 0 0 0 0.40 1 0 0 0.43
Delaware 0 0 0 112 112 0 0 29
District of Columbia 0 0 0 186 186 0 0 186
Florida 0 0 0 0.16 0.16 0 0 1
Georgia 0 0 0 7 7 0 0 1
Maryland 0 0 0 101 101 0 0 0.42
North Carolina 0 0 0 5 5 0 0 1
South Carolina 0 0 0 39 37 0 0 1
Virginia 0 0 0 3 7 0 0 2
West Virginia 0 0 0 50 50 0 0 1
East South Central 0 0 0 8 10 0 0 1
Alabama 0 0 0 18 18 0 0 1
Kentucky 0 0 0 35 27 0 0 1
Mississippi 0 0 0 3 3 0 0 3
Tennessee 0 0 0 181 181 0 0 1
West South Central 0 0 0 3 2 0 26 2
Arkansas 0 0 0 3 3 0 0 3
Louisiana 0 0 0 13 13 0 28 1
Oklahoma 0 0 0 24 2 0 0 3
Texas 0 0 0 5 6 0 0 4
Mountain 0 37 0 3 2 0 3 2
Arizona 0 0 0 8 8 0 0 2
Colorado 0 0 0 1 2 0 0 2
Idaho 0 0 0 0 16 0 0 12
Montana 0 0 0 0 3 0 0 10
Nevada 0 0 0 2 2 0 0 0.05
New Mexico 0 0 0 14 2 0 0 3
Utah 0 37 0 24 34 0 62 2
Wyoming 0 0 0 0 3 0 0 4
Pacific Contiguous 0 0 0 15 4 0 0 2
California 0 0 0 16 7 0 0 3
Oregon 0 0 0 124 6 0 0 4
Washington 0 0 0 105 5 0 0 2
Pacific Noncontiguous 0 0 0 26 24 0 0 9
Alaska 0 0 0 210 49 0 0 18
Hawaii 0 0 0 25 17 0 0 1
U.S. Total 0 14 0 0.46 1 0 2 1