GRANDSTAFF 1-23
API 15189215090000 · Stevens County, Kansas · WILDCAT field
Plugged and AbandonedPlugged 1991-08-06
API
15189215090000
Operator
Medicine Bow Operating Company
County
Stevens
Field
WILDCAT
Location
Permit
17-JUL-1991
Spudded
1991-07-25
Completed
1991-08-05
Plugged
1991-08-06
Measured depth
6,300 ft
Formation tops
Kansas records 71 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Day Creek Dolomite Formation | 768 | — | 1 |
| Blaine Formation | 1,135 | 1,250 | 1 |
| Cedar Hills Sandstone Formation | 1,290 | 1,465 | 1 |
| Stone Corral Formation | 1,740 | 1,810 | 1 |
| Wellington Formation | 2,238 | — | 1 |
| Hutchinson Salt Member | 2,353 | — | 1 |
| Hollenberg Limestone Member | 2,589 | — | 1 |
| Chase Group | 2,609 | — | 1 |
| Herington Limestone Member | 2,609 | — | 1 |
| Krider Limestone Member | 2,645 | — | 1 |
| Odell Shale Formation | 2,679 | — | 1 |
| Winfield Limestone Formation | 2,693 | — | 1 |
| Gage Shale Member | 2,725 | — | 1 |
| Towanda Limestone Member | 2,750 | 2,797 | 1 |
| Fort Riley Limestone Member | 2,806 | 2,844 | 1 |
| Florence Limestone Member | 2,850 | — | 1 |
| Matfield Shale Formation | 2,879 | — | 1 |
| Wreford Limestone Formation | 2,895 | — | 1 |
| Council Grove Group | 2,920 | — | 1 |
| Speiser Shale Formation | 2,920 | — | 1 |
| Funston Formation | 2,930 | — | 1 |
| A1_LM | 2,940 | — | 1 |
| Blue Rapids Shale Formation | 2,983 | — | 1 |
| Crouse Limestone Formation | 2,995 | — | 1 |
| Easly Creek Shale Formation | 3,013 | — | 1 |
| Middleburg Limestone Member | 3,021 | — | 1 |
| Hooser Shale Member | 3,034 | — | 1 |
| Eiss Limestone Member | 3,045 | — | 1 |
| Stearns Shale Formation | 3,052 | — | 1 |
| Morrill Limestone Member | 3,058 | — | 1 |
| Florena Shale Member | 3,066 | — | 1 |
| Cottonwood Limestone Member | 3,068 | — | 1 |
| Eskridge Shale Formation | 3,097 | — | 1 |
| Neva Limestone Member | 3,118 | — | 1 |
| Roca Shale Formation | 3,175 | — | 1 |
| Howe Limestone Member | 3,187 | — | 1 |
| Johnson Shale Formation | 3,222 | — | 1 |
| Long Creek Limestone Member | 3,232 | — | 1 |
| Janesville Shale Formation | 3,253 | — | 1 |
| Falls City Limestone Formation | 3,278 | — | 1 |
| Onaga Shale Formation | 3,289 | — | 1 |
| Wabaunsee Group | 3,330–3,429 | — | 5 |
| Root Shale Formation | 3,469 | — | 1 |
| Stotler Limestone Formation | 3,477 | — | 1 |
| Red Shale Bed | 3,609 | — | 1 |
| Severy Shale Formation | 3,700 | — | 1 |
| Shawnee Group | 3,705 | — | 1 |
| Topeka Limestone Formation | 3,705 | — | 1 |
| Heebner Shale Member | 4,139 | — | 3 |
| Toronto Limestone Member | 4,160 | — | 1 |
| Iatan Limestone Member | 4,206 | — | 1 |
| Lansing Group | 4,206–4,264 | — | 5 |
| Muncie Creek Shale Member | 4,532 | — | 1 |
| Dewey Limestone Formation | 4,553 | — | 1 |
| Stark Shale Member | 4,745 | — | 1 |
| Swope Limestone Formation | 4,760 | — | 1 |
| Hushpuckney Shale Member | 4,815 | — | 1 |
| Hertha Limestone Formation | 4,829 | — | 1 |
| Pleasanton Group | 4,897 | — | 2 |
| Marmaton Group | 4,918 | — | 3 |
| Fort Scott Limestone Formation | 5,058 | — | 1 |
| Little Osage Shale Member | 5,099 | — | 1 |
| Cherokee Group | 5,129 | — | 3 |
| Atokan Stage | 5,318 | — | 1 |
| Middle Morrowan Limestone Bed | 5,532–5,742 | — | 5 |
| Upper Kearny Member | 5,561 | — | 1 |
| Chesteran Stage | 5,910 | — | 1 |
| Mississippian System | 5,910 | — | 1 |
| Meramecian Stage | 6,085 | — | 1 |
| Ste. Genevieve Limestone Formation | 6,085–6,120 | — | 3 |
| St. Louis Limestone Formation | 6,182–6,252 | — | 4 |
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. 5 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.332210, -101.197391
37.33221, -101.19739 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Stevens County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.