| State Rank | County | Net Generation (Past Year) | Power Plants |
| #60 | Linn County, MO | 4.0 MWh | 1 |
| #59 | Clark County, MO | 5.0 MWh | 1 |
| #58 | Shelby County, MO | 108.0 MWh | 3 |
| #57 | Vernon County, MO | 346.0 MWh | 1 |
| #56 | Putnam County, MO | 480.0 MWh | 2 |
| #55 | Camden County, MO | 542.0 MWh | 1 |
| #54 | Butler County, MO | 560.0 MWh | 1 |
| #53 | Cape Girardeau County, MO | 1.8 GWh | 4 |
| #52 | St. Francois County, MO | 3.4 GWh | 5 |
| #51 | Phelps County, MO | 4.1 GWh | 2 |
| #50 | Laclede County, MO | 4.3 GWh | 1 |
| #49 | Bates County, MO | 4.3 GWh | 2 |
| #48 | Pulaski County, MO | 4.5 GWh | 1 |
| #47 | Saline County, MO | 4.6 GWh | 2 |
| #46 | Grundy County, MO | 4.9 GWh | 4 |
| #45 | Madison County, MO | 8.4 GWh | 1 |
| #44 | Montgomery County, MO | 8.8 GWh | 1 |
| #43 | Livingston County, MO | 9.6 GWh | 3 |
| #42 | Lafayette County, MO | 10.8 GWh | 3 |
| #41 | Wright County, MO | 11.2 GWh | 1 |
| #40 | Christian County, MO | 15.1 GWh | 1 |
| #39 | Howell County, MO | 19.6 GWh | 2 |
| #38 | Cole County, MO | 21.0 GWh | 3 |
| #37 | St. Louis city, MO | 43.6 GWh | 4 |
| #36 | Cedar County, MO | 57.1 GWh | 2 |
| #35 | Stoddard County, MO | 62.6 GWh | 1 |
| #34 | Buchanan County, MO | 62.8 GWh | 2 |
| #33 | Macon County, MO | 84.9 GWh | 6 |
| #32 | St. Louis County, MO | 86.1 GWh | 4 |
| #31 | Ralls County, MO | 94.1 GWh | 2 |
| #30 | Pike County, MO | 118.5 GWh | 2 |
| #29 | Lincoln County, MO | 140.4 GWh | 1 |
| #28 | Adair County, MO | 170.8 GWh | 2 |
| #27 | Gentry County, MO | 179.8 GWh | 3 |
| #26 | Warren County, MO | 224.2 GWh | 1 |
| #25 | Benton County, MO | 236.8 GWh | 1 |
| #24 | Boone County, MO | 253.8 GWh | 5 |
| #23 | Schuyler County, MO | 273.5 GWh | 1 |
| #22 | Johnson County, MO | 282.4 GWh | 1 |
| #21 | Taney County, MO | 421.0 GWh | 2 |
| #20 | Barton County, MO | 467.5 GWh | 1 |
| #19 | Miller County, MO | 497.1 GWh | 1 |
| #18 | Lawrence County, MO | 500.1 GWh | 1 |
| #17 | Jefferson County, MO | 603.1 GWh | 1 |
| #16 | Audrain County, MO | 736.6 GWh | 7 |
| #15 | DeKalb County, MO | 1.1 TWh | 2 |
| #14 | Nodaway County, MO | 1.5 TWh | 5 |
| #13 | Scott County, MO | 1.6 TWh | 3 |
| #12 | Dunklin County, MO | 1.7 TWh | 5 |
| #11 | Atchison County, MO | 2.3 TWh | 6 |
| #10 | Greene County, MO | 2.3 TWh | 7 |
| #9 | Jasper County, MO | 2.3 TWh | 5 |
| #8 | Cass County, MO | 2.6 TWh | 3 |
| #7 | Jackson County, MO | 3.0 TWh | 14 |
| #6 | St. Charles County, MO | 4.1 TWh | 3 |
| #5 | Platte County, MO | 5.3 TWh | 2 |
| #4 | Randolph County, MO | 6.3 TWh | 2 |
| #3 | New Madrid County, MO | 6.6 TWh | 1 |
| #2 | Callaway County, MO | 7.7 TWh | 3 |
| #1 | Franklin County, MO | 15.5 TWh | 1 |
Net Generation data is based on the last 12 months since Sep 2025