13,684 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 |
|---|---|---|---|---|---|---|
| Arbuckle Group | 4,376 | 466 | 309 ft | 3,672 ft | 4,365 ft | — |
| Arbuckle | 1,631 | 675 | 413 ft | 3,658 ft | 4,210 ft | — |
| Pennsylvanian System | 564 | 19 | 1,168 ft | 3,651 ft | 4,113 ft | — |
| Pennsylvanian Basal Conglomerate | 321 | 5 | 710 ft | 3,680 ft | 4,825 ft | — |
| Lansing - Kansas City | 281 | 130 | 910 ft | 3,642 ft | 4,440 ft | — |
| Arbuckle, Lansing Kansas City | 270 | 144 | 1,541 ft | 3,651 ft | 4,100 ft | — |
| Reagan Sandstone | 169 | 9 | 103 ft | 3,789 ft | 4,351 ft | — |
| Lansing Group | 155 | 24 | 2,700 ft | 3,573 ft | 4,062 ft | — |
| Pennsylvanian Zone B | 79 | 1 | 3,390 ft | 3,652 ft | 3,971 ft | — |
| Kansas City | 59 | 17 | 3,380 ft | 3,649 ft | 3,950 ft | — |
| Marmaton Group | 57 | 5 | 3,270 ft | 3,763 ft | 4,000 ft | — |
| Pennsylvanian Conglomerate | 50 | 5 | 3,400 ft | 3,650 ft | 3,940 ft | — |
| Lansing | 48 | 17 | 353 ft | 3,530 ft | 4,096 ft | — |
| Lansing, Arbuckle | 48 | 21 | 357 ft | 3,666 ft | 4,021 ft | — |
| Heebner Shale | 32 | 1 | 3,005 ft | 3,360 ft | 3,985 ft | — |
| Cambrian System | 31 | 3 | 3,471 ft | 3,854 ft | 4,130 ft | — |
| Kansas City Group | 27 | 5 | 3,352 ft | 3,640 ft | 3,977 ft | — |
| Reagan | 27 | 8 | 3,482 ft | 3,744 ft | 3,975 ft | — |
| Simpson Group Lower | 26 | 0 | 1,279 ft | 3,427 ft | 3,822 ft | — |
| Precambrian System | 23 | 0 | 1,377 ft | 3,782 ft | 4,078 ft | — |
| Arbuckle, Lansing | 21 | 7 | 3,506 ft | 3,626 ft | 3,810 ft | — |
| Lansing - Kansas City & Arbuckle | 20 | 13 | 3,500 ft | 3,680 ft | 3,926 ft | — |
| Arbuckle Lime | 18 | 2 | 3,459 ft | 3,613 ft | 3,870 ft | — |
| Conglomerate | 17 | 5 | 3,390 ft | 3,623 ft | 3,958 ft | — |
| Gorham Sandstone (reagan Sandstone) | 17 | 1 | 3,390 ft | 3,668 ft | 3,910 ft | — |
| Stone Corral Formation | 17 | 0 | 1,273 ft | 2,418 ft | 3,695 ft | — |
| Ordovician System | 14 | 1 | 3,355 ft | 3,619 ft | 3,940 ft | — |
| Pennsylvanian System Lower | 12 | 2 | 3,435 ft | 3,674 ft | 4,006 ft | — |
| Lansing Kansas City, Topeka | 11 | 5 | 3,375 ft | 3,614 ft | 3,795 ft | — |
| Topeka Limestone | 11 | 0 | 2,800 ft | 3,173 ft | 3,442 ft | — |
| Toronto Limestone | 11 | 0 | 3,150 ft | 3,347 ft | 3,540 ft | — |
| Granite Wash | 10 | 1 | 2,313 ft | 3,754 ft | 4,085 ft | — |
| Permian System | 10 | 1 | 947 ft | 1,823 ft | 3,813 ft | — |
| Marmaton | 9 | 5 | 3,380 ft | 3,830 ft | 4,059 ft | — |
| Cherokee Group | 8 | 0 | 3,815 ft | 3,917 ft | 3,968 ft | — |
| Mississippian | 8 | 1 | 3,384 ft | 3,813 ft | 4,330 ft | — |
| Abklns | 7 | 2 | 3,425 ft | 3,744 ft | 3,883 ft | — |
| Granit Wash | 7 | 1 | 2,486 ft | 3,548 ft | 3,974 ft | — |
| Quartzite | 7 | 0 | 3,597 ft | 3,769 ft | 3,872 ft | — |
| Topeka | 7 | 1 | 3,232 ft | 3,461 ft | 3,662 ft | — |
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