Covel Trust 1-24
API 15175209260000 · Seward County, Kansas · THIRTY-ONE field
Producing
API
15175209260000
Operator
Oil Producers, Inc. of Kansas
County
Seward
Field
THIRTY-ONE
Location
Spudded
1987-01-22
Completed
1987-02-24
Measured depth
5,900 ft
Formation tops
Kansas records 69 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | 1,670–1,683 | 1,734 | 3 |
| Wellington Formation | 2,184 | — | 1 |
| Hutchinson Salt Member | 2,362 | — | 1 |
| Hollenberg Limestone Member | 2,624 | — | 1 |
| Herington Limestone Member | 2,650–2,654 | — | 3 |
| Chase Group | 2,654 | — | 1 |
| Paddock Shale Member | 2,672 | — | 1 |
| Krider Limestone Member | 2,681 | — | 1 |
| Odell Shale Formation | 2,716 | — | 1 |
| Winfield Limestone Formation | 2,724–2,725 | — | 3 |
| Gage Shale Member | 2,754 | — | 1 |
| Towanda Limestone Member | 2,781 | 2,825 | 1 |
| Fort Riley Limestone Member | 2,838 | 2,894 | 1 |
| Matfield Shale Formation | 2,916 | — | 1 |
| Wreford Limestone Formation | 2,930 | — | 1 |
| Council Grove Group | 2,964–2,965 | — | 3 |
| Speiser Shale Formation | 2,965 | — | 1 |
| Funston Formation | 2,974 | — | 1 |
| Blue Rapids Shale Formation | 3,014 | — | 1 |
| Crouse Limestone Formation | 3,025 | — | 1 |
| Easly Creek Shale Formation | 3,043 | — | 1 |
| Middleburg Limestone Member | 3,050 | — | 1 |
| Hooser Shale Member | 3,058 | — | 1 |
| Eiss Limestone Member | 3,070 | — | 1 |
| Stearns Shale Formation | 3,079 | — | 1 |
| Morrill Limestone Member | 3,082 | — | 1 |
| Florena Shale Member | 3,107 | — | 1 |
| Cottonwood Limestone Member | 3,112 | — | 1 |
| Eskridge Shale Formation | 3,154 | — | 1 |
| Neva Limestone Member | 3,170 | — | 1 |
| Roca Shale Formation | 3,241 | — | 1 |
| Howe Limestone Member | 3,254 | — | 1 |
| Johnson Shale Formation | 3,286 | — | 1 |
| Long Creek Limestone Member | 3,288 | — | 1 |
| Janesville Shale Formation | 3,332 | — | 1 |
| Falls City Limestone Formation | 3,350 | — | 1 |
| Onaga Shale Formation | 3,360 | — | 1 |
| Pennsylvanian System | 3,362 | — | 1 |
| Wabaunsee Group | 3,362–3,436 | — | 3 |
| Root Shale Formation | 3,511 | — | 1 |
| Stotler Limestone Formation | 3,514 | — | 1 |
| Red Shale Bed | 3,658 | — | 1 |
| Severy Shale Formation | 3,750 | — | 1 |
| Shawnee Group | 3,752 | — | 1 |
| Topeka Limestone Formation | 3,752 | — | 1 |
| Heebner Shale Member | 4,196 | — | 3 |
| Toronto Limestone Member | 4,214 | — | 2 |
| Lansing Group | 4,308 | — | 2 |
| Iola Limestone Formation | 4,583 | — | 2 |
| Swope Limestone Formation | 4,762 | — | 2 |
| Hertha Limestone Formation | 4,846 | — | 2 |
| Marmaton Group | 4,930 | — | 2 |
| Novinger Limestone Bed | 5,008 | — | 2 |
| Cherokee Group | 5,085 | — | 2 |
| Atoka Shale Bed | 5,364 | — | 1 |
| Middle Morrowan Limestone Bed | 5,428–5,461 | — | 6 |
| Upper Kearny Member | 5,428 | — | 1 |
| Middle Morrowan Sandstone Bed | 5,474 | 5,488 | 1 |
| Morrowan A Sandstone Bed | — | 5,494 | 1 |
| Keyes Sandstone Bed | 5,500 | — | 2 |
| Chesteran Stage | 5,536 | — | 1 |
| Chesteran Zone B Bed | 5,537–5,622 | — | 3 |
| Mississippian System | 5,537–5,540 | — | 3 |
| Chesteran Zone A Bed | 5,540–5,560 | — | 3 |
| Chesteran Sandstone Upper Bed | 5,586 | — | 2 |
| Meramecian Stage | 5,680–5,681 | — | 3 |
| Ste. Genevieve Limestone Formation | 5,680–5,681 | 5,736 | 3 |
| St. Louis Limestone Formation | 5,740–5,850 | 5,873 | 6 |
| 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. 12 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.342297, -100.749301
37.34230, -100.74930 · 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.