3,028 wells on file. Open this county on the map.
Depth range is measured from the wells on file, not a regional average.
| Formation | Wells | Producing | Shallowest | Average | Deepest | Cumulative |
|---|---|---|---|---|---|---|
| Mississippian | 1,159 | 301 | 461 ft | 4,705 ft | 9,936 ft | — |
| Simpson Group Lower | 378 | 0 | 3,940 ft | 4,845 ft | 5,500 ft | — |
| Mississippi | 320 | 114 | 1,647 ft | 5,128 ft | 9,880 ft | — |
| Arbuckle Group | 125 | 0 | 4,334 ft | 5,056 ft | 6,537 ft | — |
| Simpson | 91 | 6 | 3,740 ft | 4,811 ft | 5,300 ft | — |
| Arbuckle | 86 | 3 | 3,710 ft | 5,710 ft | 8,195 ft | — |
| Stalnaker | 70 | 1 | 3,380 ft | 3,977 ft | 5,275 ft | — |
| Pennsylvanian System | 55 | 0 | 3,500 ft | 3,866 ft | 4,130 ft | — |
| Xmississippi | 33 | 2 | 256 ft | 4,297 ft | 5,200 ft | — |
| Kansas City Group | 25 | 3 | 3,690 ft | 3,868 ft | 4,120 ft | — |
| Kansas City | 21 | 3 | 3,500 ft | 3,982 ft | 4,749 ft | — |
| Mississippian Chat | 17 | 15 | 4,495 ft | 4,547 ft | 4,616 ft | — |
| Ordovician System | 15 | 0 | 4,652 ft | 4,952 ft | 5,512 ft | — |
| Lansing-Kansas City | 13 | 3 | 3,745 ft | 4,497 ft | 4,982 ft | — |
| Mississippian System | 13 | 8 | 4,360 ft | 4,485 ft | 4,727 ft | — |
| Lansing Group | 11 | 1 | 3,707 ft | 3,849 ft | 4,175 ft | — |
| Viola Limestone | 10 | 0 | 4,560 ft | 4,801 ft | 5,235 ft | — |
| Douglas | 9 | 0 | 3,509 ft | 4,080 ft | 4,850 ft | — |
| Viola | 9 | 2 | 4,550 ft | 4,858 ft | 5,198 ft | — |
| Simpson Group Sandstone | 8 | 0 | 4,706 ft | 4,750 ft | 4,855 ft | — |
| Topeka | 7 | 0 | 2,925 ft | 2,993 ft | 3,057 ft | — |
| Mississippi, Simpson, Viola | 7 | 1 | 4,573 ft | 4,897 ft | 5,020 ft | — |
| Cherokee Group | 5 | 1 | 4,380 ft | 4,524 ft | 4,760 ft | — |
| Council Grove Group | 5 | 2 | 2,024 ft | 3,000 ft | 4,710 ft | — |
| Hertha Limestone Formation | 4 | 3 | 3,750 ft | 3,756 ft | 3,774 ft | — |
| Topeka Limestone | 4 | 0 | 2,965 ft | 3,020 ft | 3,086 ft | — |
| Miss. Lime | 3 | 0 | 4,650 ft | 6,491 ft | 9,322 ft | — |
| Springer | 3 | 0 | 4,757 ft | 4,959 ft | 5,334 ft | — |
| Lansing | 2 | 0 | 3,450 ft | 3,600 ft | 3,750 ft | — |
| Osage Stage | 2 | 0 | 4,350 ft | 4,394 ft | 4,437 ft | — |
| Mississippi, Viola | 2 | 0 | — | — | — | — |
| Mississippi, Simpson | 2 | 0 | 4,732 ft | 5,012 ft | 5,291 ft | — |
| Tonkawa Sand | 2 | 0 | 3,761 ft | 3,856 ft | 3,950 ft | — |
| Douglas Group | 2 | 0 | 3,480 ft | 4,026 ft | 4,572 ft | — |
| Layton | 2 | 0 | 4,100 ft | 4,176 ft | 4,252 ft | — |
| Douglas, Stalnaker | 1 | 0 | 3,705 ft | 3,705 ft | 3,705 ft | — |
| Reagan | 1 | 0 | 6,677 ft | 6,677 ft | 6,677 ft | — |
| Severy Shale | 1 | 0 | 4,719 ft | 4,719 ft | 4,719 ft | — |
| Heebner Shale | 1 | 0 | 3,304 ft | 3,304 ft | 3,304 ft | — |
| Admire | 1 | 0 | 2,240 ft | 2,240 ft | 2,240 ft | — |
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