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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.B. Relative Standard Error (Percent) for Net Generation by Fuel Type:
Electric Utilities by Census Division and State, Year-to-Date through 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