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API 15175212600000 · Seward County, Kansas · THIRTY-ONE SOUTHWEST field
Producing
API
15175212600000
Operator
HJ, Inc.
County
Seward
Field
THIRTY-ONE SOUTHWEST
Location
Permit
28-JUL-1992
Spudded
1992-08-03
Completed
1992-09-01
Measured depth
5,850 ft
Formation tops
Kansas records 60 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | — | 1,717 | 1 |
| Wellington Formation | 2,174 | — | 1 |
| Hutchinson Salt Member | 2,346 | — | 1 |
| Hollenberg Limestone Member | 2,622 | — | 1 |
| Chase Group | 2,649 | — | 1 |
| Herington Limestone Member | 2,649 | — | 1 |
| Paddock Shale Member | 2,668 | — | 1 |
| Krider Limestone Member | 2,675 | — | 1 |
| Odell Shale Formation | 2,709 | — | 1 |
| Winfield Limestone Formation | 2,718 | — | 1 |
| Gage Shale Member | 2,752 | — | 1 |
| Towanda Limestone Member | 2,778 | 2,822 | 1 |
| Fort Riley Limestone Member | 2,841 | 2,892 | 1 |
| Matfield Shale Formation | 2,914 | — | 1 |
| Wreford Limestone Formation | 2,930 | — | 1 |
| Council Grove Group | 2,960 | — | 1 |
| Speiser Shale Formation | 2,963 | — | 1 |
| Funston Formation | 2,972 | — | 1 |
| Blue Rapids Shale Formation | 3,014 | — | 1 |
| Crouse Limestone Formation | 3,026 | — | 1 |
| Easly Creek Shale Formation | 3,034 | — | 1 |
| Middleburg Limestone Member | 3,048 | — | 1 |
| Hooser Shale Member | 3,058 | — | 1 |
| Eiss Limestone Member | 3,068 | — | 1 |
| Stearns Shale Formation | 3,078 | — | 1 |
| Morrill Limestone Member | 3,082 | — | 1 |
| Florena Shale Member | 3,100 | — | 1 |
| Cottonwood Limestone Member | 3,108 | — | 1 |
| Eskridge Shale Formation | 3,147 | — | 1 |
| Neva Limestone Member | 3,169 | — | 1 |
| Roca Shale Formation | 3,232 | — | 1 |
| Howe Limestone Member | 3,241 | — | 1 |
| Johnson Shale Formation | 3,274 | — | 1 |
| Long Creek Limestone Member | 3,277 | — | 1 |
| Janesville Shale Formation | 3,312 | — | 1 |
| Falls City Limestone Formation | 3,331 | — | 1 |
| Onaga Shale Formation | 3,340 | — | 1 |
| Pennsylvanian System | 3,354 | — | 1 |
| Wabaunsee Group | 3,354–3,414 | — | 3 |
| Root Shale Formation | 3,491 | — | 1 |
| Stotler Limestone Formation | 3,494 | — | 1 |
| Red Shale Bed | 3,634 | — | 1 |
| Severy Shale Formation | 3,723 | — | 1 |
| Shawnee Group | 3,729 | — | 1 |
| Topeka Limestone Formation | 3,729 | — | 1 |
| Heebner Shale Member | 4,199 | — | 1 |
| Atoka Shale Bed | 5,374 | — | 1 |
| Atokan Stage | 5,426 | — | 2 |
| Middle Morrowan Limestone Bed | 5,441–5,461 | — | 6 |
| Upper Kearny Member | 5,441 | — | 1 |
| Middle Morrowan Sandstone Bed | 5,503 | 5,509 | 1 |
| Keyes Sandstone Bed | 5,526 | — | 2 |
| Chesteran Stage | 5,531 | — | 1 |
| Chesteran Zone B Bed | 5,531–5,636 | — | 5 |
| Mississippian System | 5,531 | — | 3 |
| Chesteran Zone A Bed | 5,572–5,575 | — | 3 |
| Meramecian Stage | 5,688–5,690 | — | 3 |
| Ste. Genevieve Limestone Formation | 5,688–5,690 | 5,789 | 3 |
| St. Louis Limestone Formation | 5,740–5,803 | — | 5 |
| 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. 7 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.332297, -100.776052
37.33230, -100.77605 · 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.