Oklahoma drought risk
Cimarron County has the highest drought risk in Oklahoma, scoring 99.3 out of 100 — rated "Relatively High" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
NOAA events 2016–2026 |
|---|---|---|---|---|
| 1 | Cimarron County | 99.3 | Relatively High | 0 |
| 2 | Texas County | 99 | Relatively High | 0 |
| 3 | Harper County | 98.7 | Relatively High | 0 |
| 4 | Beaver County | 98.5 | Relatively High | 0 |
| 5 | Ottawa County | 97.3 | Relatively High | 0 |
| 6 | Choctaw County | 96.9 | Relatively High | 0 |
| 7 | Okfuskee County | 96.3 | Relatively High | 0 |
| 8 | Le Flore County | 95.4 | Relatively High | 0 |
| 9 | Okmulgee County | 95.1 | Relatively High | 0 |
| 10 | Pittsburg County | 95 | Relatively High | 0 |
| 11 | Roger Mills County | 94.4 | Relatively High | 0 |
| 12 | Haskell County | 93.9 | Relatively High | 0 |
| 13 | Ellis County | 93.6 | Relatively High | 0 |
| 14 | McIntosh County | 93.2 | Relatively High | 0 |
| 15 | Greer County | 92.6 | Relatively High | 0 |
| 16 | Harmon County | 92 | Relatively High | 0 |
| 17 | Jefferson County | 91.7 | Relatively High | 0 |
| 18 | McCurtain County | 91.6 | Relatively High | 0 |
| 19 | Beckham County | 90.9 | Relatively High | 0 |
| 20 | Washita County | 90.7 | Relatively High | 0 |
| 21 | Kiowa County | 90.5 | Relatively Moderate | 0 |
| 22 | Alfalfa County | 90.2 | Relatively Moderate | 0 |
| 23 | Bryan County | 90.1 | Relatively Moderate | 0 |
| 24 | Wagoner County | 89.9 | Relatively Moderate | 0 |
| 25 | Muskogee County | 89.7 | Relatively Moderate | 0 |
| 26 | Caddo County | 89.1 | Relatively Moderate | 0 |
| 27 | Osage County | 89.1 | Relatively Moderate | 0 |
| 28 | Cherokee County | 88.5 | Relatively Moderate | 0 |
| 29 | Garvin County | 88.3 | Relatively Moderate | 0 |
| 30 | Lincoln County | 88.2 | Relatively Moderate | 0 |
| 31 | Tillman County | 87.9 | Relatively Moderate | 0 |
| 32 | Custer County | 86.9 | Relatively Moderate | 0 |
| 33 | Grant County | 86.7 | Relatively Moderate | 0 |
| 34 | Dewey County | 86.3 | Relatively Moderate | 0 |
| 35 | Love County | 86.3 | Relatively Moderate | 0 |
| 36 | Major County | 85.9 | Relatively Moderate | 0 |
| 37 | Noble County | 85.7 | Relatively Moderate | 0 |
| 38 | Garfield County | 85.5 | Relatively Moderate | 0 |
| 39 | Jackson County | 85.2 | Relatively Moderate | 0 |
| 40 | Kay County | 83.6 | Relatively Moderate | 0 |
| 41 | Coal County | 83.2 | Relatively Moderate | 0 |
| 42 | Carter County | 82.9 | Relatively Moderate | 0 |
| 43 | Blaine County | 82.5 | Relatively Moderate | 0 |
| 44 | Pottawatomie County | 81.8 | Relatively Moderate | 0 |
| 45 | Woods County | 81.6 | Relatively Moderate | 0 |
| 46 | Johnston County | 81.4 | Relatively Moderate | 0 |
| 47 | Sequoyah County | 80.6 | Relatively Moderate | 0 |
| 48 | Woodward County | 79.9 | Relatively Moderate | 0 |
| 49 | Logan County | 79.8 | Relatively Moderate | 0 |
| 50 | Pawnee County | 79.2 | Relatively Moderate | 0 |
| 51 | Pushmataha County | 78.6 | Relatively Moderate | 0 |
| 52 | Kingfisher County | 76.9 | Relatively Moderate | 0 |
| 53 | McClain County | 75.9 | Relatively Moderate | 0 |
| 54 | Pontotoc County | 75.6 | Relatively Moderate | 0 |
| 55 | Grady County | 75.1 | Relatively Moderate | 0 |
| 56 | Cleveland County | 74.9 | Relatively Moderate | 0 |
| 57 | Stephens County | 74.7 | Relatively Moderate | 0 |
| 58 | Craig County | 74.4 | Relatively Moderate | 0 |
| 59 | Cotton County | 73.6 | Relatively Moderate | 0 |
| 60 | Comanche County | 73.5 | Relatively Moderate | 0 |
| 61 | Tulsa County | 73.5 | Relatively Moderate | 0 |
| 62 | Marshall County | 73.1 | Relatively Moderate | 0 |
| 63 | Rogers County | 72.7 | Relatively Moderate | 0 |
| 64 | Payne County | 71.8 | Relatively Moderate | 0 |
| 65 | Mayes County | 71.1 | Relatively Moderate | 0 |
| 66 | Oklahoma County | 71.1 | Relatively Moderate | 0 |
| 67 | Creek County | 70.6 | Relatively Moderate | 0 |
| 68 | Canadian County | 70.4 | Relatively Moderate | 0 |
| 69 | Seminole County | 69.3 | Relatively Moderate | 0 |
| 70 | Atoka County | 68.5 | Relatively Moderate | 0 |
| 71 | Nowata County | 67.9 | Relatively Moderate | 0 |
| 72 | Murray County | 67.7 | Relatively Moderate | 0 |
| 73 | Washington County | 66.8 | Relatively Moderate | 0 |
| 74 | Hughes County | 65.2 | Relatively Moderate | 0 |
| 75 | Delaware County | 64.1 | Relatively Moderate | 0 |
| 76 | Adair County | 0 | No Rating | 0 |
| 77 | Latimer County | 0 | No Rating | 0 |
Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.
Drought risk nationally:
Other hazard risks in Oklahoma:
Frequently asked questions
What is the highest drought risk county in Oklahoma?
Cimarron County, OK has the highest drought risk in Oklahoma, with a FEMA National Risk Index score of 99.3 out of 100 (rated "Relatively High").
What causes drought risk in Oklahoma?
Drought risk captures expected annual losses from prolonged precipitation deficits affecting agriculture, water supply, and ecosystems. High scores cover the western Great Plains, Southwest, and California's Central Valley. Climate change is increasing drought frequency and severity across much of the US, with multi-year droughts becoming more common in the West.