16,525 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 |
|---|---|---|---|---|---|---|
| Squirrel | 1,986 | 683 | 242 ft | 669 ft | 1,814 ft | — |
| Peru | 667 | 213 | 200 ft | 464 ft | 977 ft | — |
| Cherokee Group | 435 | 167 | 235 ft | 632 ft | 970 ft | — |
| Cattleman | 370 | 109 | 388 ft | 678 ft | 860 ft | — |
| Pennsylvanian System | 305 | 54 | 100 ft | 599 ft | 7,625 ft | — |
| Cherokee | 288 | 2 | 105 ft | 755 ft | 1,080 ft | — |
| Bartlesville | 212 | 30 | 380 ft | 747 ft | 1,100 ft | — |
| Marmaton, Cherokee | 162 | 0 | 316 ft | 653 ft | 995 ft | — |
| Mississippian | 127 | 24 | 517 ft | 929 ft | 2,544 ft | — |
| Marmaton | 94 | 0 | 422 ft | 959 ft | 2,426 ft | — |
| Wayside | 77 | 26 | 178 ft | 280 ft | 691 ft | — |
| Marmaton Group | 68 | 7 | 135 ft | 395 ft | 705 ft | — |
| Cherokee, Marmaton | 52 | 0 | 350 ft | 654 ft | 959 ft | — |
| Pawnee | 46 | 0 | 580 ft | 734 ft | 1,014 ft | — |
| Weiser Sand | 38 | 0 | 396 ft | 503 ft | 560 ft | — |
| Xsquirrel | 33 | 15 | 395 ft | 629 ft | 840 ft | — |
| Mississippi | 25 | 2 | 550 ft | 969 ft | 1,300 ft | — |
| Squirrel Sand | 23 | 10 | 507 ft | 697 ft | 820 ft | — |
| Xmississippi | 23 | 0 | 540 ft | 613 ft | 700 ft | — |
| Lexington, Summit And Mulky | 14 | 0 | 640 ft | 659 ft | 680 ft | — |
| Peru-Squirrel | 13 | 13 | 382 ft | 417 ft | 622 ft | — |
| Simpson | 13 | 0 | — | — | — | — |
| Pleasanton Group | 12 | 0 | 365 ft | 437 ft | 495 ft | — |
| Marmaton And Cherokee Coals | 11 | 0 | 625 ft | 749 ft | 899 ft | — |
| Lexington , Summit, Mulky | 10 | 0 | 549 ft | 637 ft | 683 ft | — |
| 1st Squirrel | 10 | 8 | 666 ft | 704 ft | 760 ft | — |
| 1st Squirrel Sand | 9 | 5 | 715 ft | 741 ft | 754 ft | — |
| Bartlesville Sandstone | 9 | 4 | 660 ft | 732 ft | 888 ft | — |
| Squirrel Sandstone | 9 | 1 | 500 ft | 583 ft | 700 ft | — |
| Arbuckle | 7 | 0 | 1,250 ft | 1,502 ft | 1,881 ft | — |
| Knobtown | 7 | 5 | 150 ft | 279 ft | 462 ft | — |
| Upper Squirrel | 7 | 0 | 570 ft | 640 ft | 700 ft | — |
| Burgess | 7 | 1 | 321 ft | 619 ft | 1,070 ft | — |
| Arbuckle Group | 6 | 0 | 1,330 ft | 1,486 ft | 1,700 ft | — |
| Cherokee Coals | 5 | 0 | 880 ft | 947 ft | 1,013 ft | — |
| Peru Sand | 5 | 2 | 256 ft | 332 ft | 427 ft | — |
| Paola Shoestring | 4 | 0 | 750 ft | 756 ft | 775 ft | — |
| Cabaniss | 4 | 0 | 625 ft | 673 ft | 760 ft | — |
| Lower Squirrel | 4 | 1 | 650 ft | 672 ft | 717 ft | — |
| Cattleman Sand | 4 | 0 | 553 ft | 653 ft | 700 ft | — |
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