Tobias 'A' 1
API 15175215830000 · Seward County, Kansas · LIBERAL SOUTHEAST field
Producing
API
15175215830000
Operator
BCE-Mach LLC
County
Seward
Field
LIBERAL SOUTHEAST
Location
Permit
27-NOV-1996
Spudded
1996-12-03
Completed
1997-01-23
Measured depth
6,750 ft
Formation tops
Kansas records 83 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Cedar Hills Sandstone Formation | 1,047 | 1,161 | 1 |
| Stone Corral Formation | 1,513 | 1,596 | 1 |
| Wellington Formation | 2,105 | — | 1 |
| Hollenberg Limestone Member | 2,629 | — | 1 |
| Chase Group | 2,653 | — | 1 |
| Herington Limestone Member | 2,653 | — | 1 |
| Paddock Shale Member | 2,677 | — | 1 |
| Krider Limestone Member | 2,696 | — | 1 |
| Odell Shale Formation | 2,735 | — | 1 |
| Winfield Limestone Formation | 2,748 | — | 1 |
| Gage Shale Member | 2,792 | — | 1 |
| Towanda Limestone Member | 2,807 | 2,863 | 1 |
| Fort Riley Limestone Member | 2,865 | 2,911 | 1 |
| Florence Limestone Member | 2,911 | — | 1 |
| Matfield Shale Formation | 2,954 | — | 1 |
| Wreford Limestone Formation | 2,972 | — | 1 |
| Council Grove Group | 3,008 | — | 1 |
| Speiser Shale Formation | 3,008 | — | 1 |
| Funston Formation | 3,023 | — | 1 |
| Blue Rapids Shale Formation | 3,079 | — | 1 |
| B1_SH | 3,082 | — | 1 |
| B1_LM | 3,087 | — | 1 |
| Crouse Limestone Formation | 3,093 | — | 1 |
| Easly Creek Shale Formation | 3,104 | — | 1 |
| B2_SH | 3,115 | — | 1 |
| B2_LM | 3,118 | — | 1 |
| Middleburg Limestone Member | 3,125 | — | 1 |
| Hooser Shale Member | 3,143 | — | 1 |
| B3_SH | 3,146 | — | 1 |
| Eiss Limestone Member | 3,153 | — | 1 |
| Stearns Shale Formation | 3,164 | — | 1 |
| Morrill Limestone Member | 3,172 | — | 1 |
| Florena Shale Member | 3,202 | — | 1 |
| Cottonwood Limestone Member | 3,207 | — | 1 |
| Eskridge Shale Formation | 3,249 | — | 1 |
| C_LM | 3,304 | — | 1 |
| Neva Limestone Member | 3,310 | — | 1 |
| Roca Shale Formation | 3,366 | — | 1 |
| Howe Limestone Member | 3,373 | — | 1 |
| Johnson Shale Formation | 3,403 | — | 1 |
| Long Creek Limestone Member | 3,430 | — | 1 |
| Wabaunsee Group | 3,534–3,571 | — | 3 |
| Root Shale Formation | 3,710 | — | 1 |
| Stotler Limestone Formation | 3,724 | — | 1 |
| Shawnee Group | 3,904 | — | 1 |
| Topeka Limestone Formation | 3,904 | — | 1 |
| Heebner Shale Member | 4,365 | — | 1 |
| Toronto Limestone Member | 4,389 | — | 1 |
| Iatan Limestone Member | 4,452 | — | 1 |
| Lansing Group | 4,521 | — | 1 |
| Iola Limestone Formation | 4,760 | — | 1 |
| Muncie Creek Shale Member | 4,805 | — | 1 |
| Dewey Limestone Formation | 4,810 | — | 1 |
| Dennis Limestone Formation | 4,902 | — | 1 |
| Stark Shale Member | 5,029 | — | 1 |
| Swope Limestone Formation | 5,032 | — | 1 |
| Hushpuckney Shale Member | 5,087 | — | 1 |
| Hertha Limestone Formation | 5,090 | — | 1 |
| Mound City Shale Member | 5,162 | — | 1 |
| Pleasanton Group | 5,200 | — | 1 |
| Marmaton Group | 5,209 | — | 1 |
| Altamont Limestone Formation | 5,256 | — | 1 |
| Pawnee Limestone Formation | 5,305 | — | 1 |
| Fort Scott Limestone Formation | 5,357–5,453 | — | 2 |
| Little Osage Shale Member | 5,438 | — | 1 |
| Cherokee Group | 5,524 | — | 1 |
| Excello Shale Member | 5,524 | — | 1 |
| Verdigris Limestone Member | 5,603 | — | 1 |
| Atoka Limestone Bed | 5,680 | — | 1 |
| Atokan Stage | 5,682 | — | 1 |
| Atoka Shale Bed | 5,713 | — | 1 |
| Middle Morrowan Limestone Bed | 5,860–6,100 | — | 3 |
| Upper Kearny Member | 5,860 | — | 1 |
| Middle Morrowan Sandstone Bed | 6,114 | 6,121 | 1 |
| Chesteran Zone D Bed | 6,121 | — | 1 |
| Mississippian System | 6,121–6,142 | — | 2 |
| Chesteran Zone C Bed | 6,142 | — | 1 |
| Chesteran Zone B Bed | 6,253 | — | 1 |
| Chesteran Zone A Bed | 6,369 | — | 2 |
| Meramecian Stage | 6,516 | — | 1 |
| Ste. Genevieve Limestone Formation | 6,516 | — | 1 |
| St Louis | 6,588 | — | 1 |
| Lower Kearny Member | — | — | 1 |
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. 4 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.019723, -100.887735
37.01972, -100.88774 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Seward County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.