James Koehn 1-31 (NW)
API 15069203930000 · Gray County, Kansas · Long Knife field
Producing
API
15069203930000
Operator
Falcon Exploration, Inc.
County
Gray
Field
Long Knife
Location
Permit
29-AUG-2012
Spudded
2012-09-05
Completed
2012-10-15
Measured depth
5,550 ft
Formation tops
Kansas records 40 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) |
|---|---|---|
| Stone Corral Anhydrite | 1,820 | 1,836 |
| Chase | 2,702 | — |
| Winfield | 2,769 | — |
| Towanda | 2,820 | — |
| Fort Riley | 2,862 | — |
| Cottonwood | 3,144 | — |
| Neva | 3,196 | — |
| Foraker | 3,308 | — |
| Fall City | 3,441 | — |
| Root Shale | 3,527 | — |
| Stotler | 3,542 | — |
| Tarkio | 3,608 | — |
| Bern | 3,685 | — |
| Topeka | 3,811 | — |
| Lecompton | 3,988 | — |
| Queen Hill | 4,072 | — |
| Oread | 4,081 | — |
| Plattsmouth | 4,140 | — |
| Heebner | 4,151 | — |
| Toronto | 4,170 | — |
| Douglas | 4,190 | — |
| Lansing | 4,260 | — |
| Muncie Creek | 4,484 | — |
| Stark Shale | 4,648 | — |
| Swope | 4,655 | — |
| Marmaton | 4,776 | — |
| Pawnee | 4,866 | — |
| Labette | 4,900 | — |
| Cherokee | 4,916 | — |
| Second Cherokee Shale | 4,958 | — |
| Third Cherokee Shale | 5,102 | — |
| Morrow Shale | 5,140 | — |
| Morrow Limestone | 5,148 | — |
| Morrow Sand | 5,162 | — |
| Chester | 5,220 | — |
| Ste. Genevieve | 5,287 | — |
| St. Louis | 5,357 | — |
| St. Louis Upper B Porosity | 5,374 | — |
| St. Louis Lower B Porosity | 5,407 | — |
| Salem | 5,498 | — |
A dash is a formation Kansas records for this well without a depth. In the base column a dash is also a depth Kansas’s sources record differently from one another.
Location
37.570035, -100.646133
37.57003, -100.64613 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Gray County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.