Wilbur-Ullom 1-33
API 15069201930000 · Gray County, Kansas · ULLOM field
Producing
API
15069201930000
Operator
Carmen Schmitt, Inc.
County
Gray
Field
ULLOM
Location
Spudded
1985-11-02
Completed
1985-12-05
Measured depth
5,170 ft
Formation tops
Kansas records 72 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Blaine Formation | 1,134 | 1,193 | 1 |
| Cedar Hills Sandstone Formation | 1,253 | 1,415 | 1 |
| Stone Corral Formation | 1,714 | 1,788 | 1 |
| Wellington Formation | 2,180 | — | 1 |
| Hollenberg Limestone Member | 2,615 | — | 1 |
| Chase Group | 2,644 | — | 1 |
| Herington Limestone Member | 2,644 | — | 1 |
| Paddock Shale Member | 2,660 | — | 1 |
| Krider Limestone Member | 2,666 | — | 1 |
| Odell Shale Formation | 2,695 | — | 1 |
| Winfield Limestone Formation | 2,708 | — | 1 |
| Gage Shale Member | 2,739 | — | 1 |
| Towanda Limestone Member | 2,764 | 2,810 | 1 |
| Fort Riley Limestone Member | 2,817 | 2,854 | 1 |
| Florence Limestone Member | 2,864 | — | 1 |
| Matfield Shale Formation | 2,892 | — | 1 |
| Wreford Limestone Formation | 2,904 | — | 1 |
| Council Grove Group | 2,944 | — | 1 |
| Speiser Shale Formation | 2,944 | — | 1 |
| Funston Formation | 2,954 | — | 1 |
| Blue Rapids Shale Formation | 2,984 | — | 1 |
| Crouse Limestone Formation | 2,996 | — | 1 |
| Easly Creek Shale Formation | 3,011 | — | 1 |
| Middleburg Limestone Member | 3,020 | — | 1 |
| Hooser Shale Member | 3,034 | — | 1 |
| Eiss Limestone Member | 3,042 | — | 1 |
| Stearns Shale Formation | 3,050 | — | 1 |
| Morrill Limestone Member | 3,056 | — | 1 |
| Florena Shale Member | 3,069 | — | 1 |
| Cottonwood Limestone Member | 3,073 | — | 1 |
| Eskridge Shale Formation | 3,116 | — | 1 |
| Neva Limestone Member | 3,134 | — | 1 |
| Roca Shale Formation | 3,194 | — | 1 |
| Howe Limestone Member | 3,215 | — | 1 |
| Johnson Shale Formation | 3,243 | — | 1 |
| Long Creek Limestone Member | 3,249 | — | 1 |
| Wabaunsee Group | 3,313 | — | 2 |
| Root Shale Formation | 3,452 | — | 1 |
| Stotler Limestone Formation | 3,496 | — | 1 |
| Red Shale Bed | 3,616 | — | 1 |
| Severy Shale Formation | 3,689 | — | 1 |
| Shawnee Group | 3,692 | — | 1 |
| Topeka Limestone Formation | 3,692 | — | 1 |
| Heebner Shale Member | 4,124 | — | 1 |
| Toronto Limestone Member | 4,141 | — | 1 |
| Iatan Limestone Member | 4,182 | — | 1 |
| Lansing Group | 4,217 | — | 2 |
| Iola Limestone Formation | 4,360 | — | 1 |
| Muncie Creek Shale Member | 4,393 | — | 1 |
| Dewey Limestone Formation | 4,415 | 4,428 | 1 |
| Dennis Limestone Formation | 4,460 | — | 1 |
| Stark Shale Member | 4,520 | — | 1 |
| Swope Limestone Formation | 4,527 | — | 1 |
| Hushpuckney Shale Member | 4,568 | — | 1 |
| Hertha Limestone Formation | 4,576 | — | 1 |
| Mound City Shale Member | 4,620 | — | 1 |
| Exline Limestone Member | 4,628 | — | 1 |
| Pleasanton Group | 4,684 | — | 1 |
| Marmaton Group | 4,700 | — | 1 |
| Altamont Limestone Formation | 4,730 | — | 1 |
| Pawnee Limestone Formation | 4,753 | — | 1 |
| Fort Scott Limestone Formation | 4,782 | — | 1 |
| Little Osage Shale Member | 4,805 | — | 1 |
| Cherokee Group | 4,825 | — | 1 |
| Excello Shale Member | 4,825 | — | 1 |
| Verdigris Limestone Member | 4,865 | — | 1 |
| Atoka Limestone Bed | 4,900 | — | 1 |
| Upper Kearny Member | 4,981 | — | 1 |
| Meramecian Stage | 4,986 | — | 1 |
| Mississippian System | 4,986 | — | 1 |
| Ste. Genevieve Limestone Formation | 4,986 | — | 1 |
| St. Louis Limestone Formation | 5,066–5,091 | — | 3 |
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. 1 formation was picked at more than one depth by different Kansas sources, and its range is shown rather than one of the answers.
Location
37.658637, -100.490058
37.65864, -100.49006 · 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.