Electric Power Monthly
Data for January 2026
Release Date:
March 24, 2026
Next Release Date:
April 23, 2026
Full report PDF
| Table A.1.B. Relative Standard Error (Percent) for Net Generation by Fuel Type: |
| Total (All Sectors) by Census Division and State, Year-to-Date through January 2026 |
| Census Region and State | Coal | Petroleum Liquids | Petroleum Coke | Natural Gas | Other Gases | Nuclear | Hydroelectric Conventional |
|---|---|---|---|---|---|---|---|
| New England | 0 | 8 | 0 | 3 | 0 | 0 | 8 |
| Connecticut | 0 | 16 | 0 | 1 | 0 | 0 | 28 |
| Maine | 0 | 2 | 0 | 12 | 0 | 0 | 11 |
| Massachusetts | 0 | 14 | 0 | 5 | 0 | 0 | 19 |
| New Hampshire | 0 | 20 | 0 | 0 | 0 | 0 | 16 |
| Rhode Island | 0 | 26 | 0 | 12 | 0 | 0 | 186 |
| Vermont | 0 | 153 | 0 | 0 | 0 | 0 | 15 |
| Middle Atlantic | 5 | 8 | 0 | 1 | 23 | 0 | 2 |
| New Jersey | 0 | 14 | 0 | 4 | 0 | 0 | 0 |
| New York | 0 | 8 | 0 | 3 | 0 | 0 | 2 |
| Pennsylvania | 5 | 24 | 0 | 1 | 27 | 0 | 11 |
| East North Central | 1 | 43 | 5 | 1 | 11 | 0 | 14 |
| Illinois | 0.06 | 90 | 0 | 4 | 0 | 0 | 35 |
| Indiana | 1 | 53 | 0 | 3 | 13 | 0 | 29 |
| Michigan | 5 | 53 | 0 | 2 | 0 | 0 | 26 |
| Ohio | 1 | 81 | 11 | 2 | 20 | 0 | 26 |
| Wisconsin | 0.12 | 151 | 0 | 3 | 0 | 0 | 20 |
| West North Central | 0.36 | 26 | 0 | 7 | 0 | 0 | 10 |
| Iowa | 0.23 | 106 | 0 | 10 | 0 | 0 | 28 |
| Kansas | 0 | 45 | 0 | 12 | 0 | 0 | 0 |
| Minnesota | 0.35 | 67 | 0 | 11 | 0 | 0 | 30 |
| Missouri | 0 | 31 | 0 | 11 | 0 | 0 | 18 |
| Nebraska | 3 | 213 | 0 | 48 | 0 | 0 | 27 |
| North Dakota | 0.20 | 141 | 0 | 35 | 0 | 0 | 20 |
| South Dakota | 0 | 564 | 0 | 35 | 0 | 0 | 14 |
| South Atlantic | 0.43 | 19 | 4 | 1 | 48 | 0 | 6 |
| Delaware | 0 | 71 | 0 | 8 | 0 | 0 | 0 |
| District of Columbia | 0 | 2,474 | 0 | 51 | 0 | 0 | 0 |
| Florida | 2 | 22 | 0 | 1 | 0 | 0 | 41 |
| Georgia | 0.27 | 41 | 30 | 2 | 0 | 0 | 10 |
| Maryland | 0 | 29 | 0 | 2 | 0 | 0 | 2 |
| North Carolina | 0.03 | 110 | 0 | 0.48 | 0 | 0 | 9 |
| South Carolina | 0 | 32 | 0 | 1 | 0 | 0 | 14 |
| Virginia | 0 | 21 | 0 | 1 | 0 | 0 | 17 |
| West Virginia | 1 | 0 | 0 | 12 | 91 | 0 | 15 |
| East South Central | 0 | 21 | 0 | 1 | 0 | 0 | 4 |
| Alabama | 0 | 43 | 0 | 1 | 0 | 0 | 6 |
| Kentucky | 0 | 49 | 0 | 3 | 0 | 0 | 6 |
| Mississippi | 0 | 36 | 0 | 1 | 0 | 0 | 0 |
| Tennessee | 0 | 3 | 0 | 2 | 0 | 0 | 6 |
| West South Central | 0 | 87 | 0 | 1 | 6 | 0 | 9 |
| Arkansas | 0 | 703 | 0 | 5 | 0 | 0 | 11 |
| Louisiana | 0 | 10 | 0 | 1 | 11 | 0 | 18 |
| Oklahoma | 0 | 27 | 0 | 2 | 0 | 0 | 16 |
| Texas | 0 | 81 | 0 | 1 | 5 | 0 | 27 |
| Mountain | 1 | 178 | 0 | 1 | 7 | 0 | 7 |
| Arizona | 0 | 157 | 0 | 0.45 | 0 | 0 | 9 |
| Colorado | 0 | 673 | 0 | 2 | 0 | 0 | 22 |
| Idaho | 0 | 0 | 0 | 17 | 0 | 0 | 11 |
| Montana | 6 | 3,195 | 0 | 25 | 0 | 0 | 10 |
| Nevada | 0 | 0 | 0 | 0 | 0 | 0 | 21 |
| New Mexico | 0 | 4,233 | 0 | 5 | 0 | 0 | 79 |
| Utah | 0 | 31 | 0 | 2 | 0 | 0 | 34 |
| Wyoming | 4 | 10 | 0 | 4 | 7 | 0 | 29 |
| Pacific Contiguous | 0 | 579 | 0 | 2 | 0 | 0 | 2 |
| California | 0 | 253 | 0 | 1 | 0 | 0 | 7 |
| Oregon | 0 | 1,146 | 0 | 5 | 0 | 0 | 4 |
| Washington | 0 | 652 | 0 | 13 | 0 | 0 | 1 |
| Pacific Noncontiguous | 24 | 8 | 0 | 33 | 0 | 0 | 22 |
| Alaska | 24 | 30 | 0 | 33 | 0 | 0 | 23 |
| Hawaii | 0 | 8 | 0 | 0 | 0 | 0 | 84 |
| U.S. Total | 0.30 | 6 | 4 | 0.44 | 6 | 0 | 2 |