USA UNIT 'A' 8 TWIN
API 15055101960000 · Finney County, Kansas · PLEASANT PRAIRIE field
Producing
API
15055101960000
Operator
Casillas Petroleum Corp
County
Finney
Field
PLEASANT PRAIRIE
Location
Spudded
1959-04-19
Completed
1959-06-17
Measured depth
5,130 ft
Formation tops
Kansas records 72 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Day Creek Dolomite Formation | 932 | — | 1 |
| Blaine Formation | 1,268 | 1,322 | 1 |
| Cedar Hills Sandstone Formation | 1,395 | 1,588 | 1 |
| Stone Corral Formation | 1,847 | 1,933 | 1 |
| Wellington Formation | 2,265 | — | 1 |
| Hutchinson Salt Member | 2,358 | — | 1 |
| Hollenberg Limestone Member | 2,556 | — | 1 |
| Chase Group | 2,589 | — | 1 |
| Herington Limestone Member | 2,589 | — | 1 |
| Odell Shale Formation | 2,627 | — | 1 |
| Winfield Limestone Formation | 2,642 | — | 1 |
| Gage Shale Member | 2,667 | — | 1 |
| Towanda Limestone Member | 2,700 | 2,738 | 1 |
| Fort Riley Limestone Member | 2,753 | — | 1 |
| Wreford Limestone Formation | 2,838 | — | 1 |
| Council Grove Group | 2,861 | — | 1 |
| Speiser Shale Formation | 2,861 | — | 1 |
| Funston Formation | 2,880 | — | 1 |
| Blue Rapids Shale Formation | 2,913 | — | 1 |
| Crouse Limestone Formation | 2,928 | — | 1 |
| Easly Creek Shale Formation | 2,938 | — | 1 |
| Middleburg Limestone Member | 2,948 | — | 1 |
| Hooser Shale Member | 2,958 | — | 1 |
| Eiss Limestone Member | 2,970 | — | 1 |
| Stearns Shale Formation | 2,976 | — | 1 |
| Morrill Limestone Member | 2,985 | — | 1 |
| Florena Shale Member | 2,991 | — | 1 |
| Cottonwood Limestone Member | 2,995 | — | 1 |
| Eskridge Shale Formation | 3,010 | — | 1 |
| Neva Limestone Member | 3,026 | — | 1 |
| Roca Shale Formation | 3,088 | — | 1 |
| Howe Limestone Member | 3,105 | — | 1 |
| Johnson Shale Formation | 3,140 | — | 1 |
| Long Creek Limestone Member | 3,157 | — | 1 |
| Janesville Shale Formation | 3,176 | — | 1 |
| Falls City Limestone Formation | 3,191 | — | 1 |
| Onaga Shale Formation | 3,197 | — | 1 |
| Pennsylvanian System | 3,213 | — | 1 |
| Wabaunsee Group | 3,213–3,295 | — | 3 |
| Root Shale Formation | 3,362 | — | 1 |
| Stotler Limestone Formation | 3,374 | — | 1 |
| Red Shale Bed | 3,482 | — | 1 |
| Topeka Limestone Formation | 3,482–3,549 | — | 2 |
| Severy Shale Formation | 3,545 | — | 1 |
| Shawnee Group | 3,549 | — | 1 |
| Heebner Shale Member | 3,913 | — | 2 |
| Toronto Limestone Member | 3,926 | — | 1 |
| Iatan Limestone Member | 3,958 | — | 1 |
| Lansing Group | 3,958–4,002 | — | 2 |
| Iola Limestone Formation | 4,157 | — | 1 |
| Muncie Creek Shale Member | 4,224 | — | 1 |
| Dewey Limestone Formation | 4,236 | — | 1 |
| Stark Shale Member | 4,377 | — | 1 |
| Swope Limestone Formation | 4,390 | — | 1 |
| Hushpuckney Shale Member | 4,430 | — | 1 |
| Hertha Limestone Formation | 4,444 | — | 1 |
| Mound City Shale Member | 4,472 | — | 1 |
| Exline Limestone Member | 4,476 | — | 1 |
| Pleasanton Group | 4,515 | — | 2 |
| Marmaton Group | 4,548 | — | 2 |
| Fort Scott Limestone Formation | 4,620 | — | 1 |
| Little Osage Shale Member | 4,654 | — | 1 |
| Cherokee Group | 4,670 | — | 1 |
| Excello Shale Member | 4,670 | — | 1 |
| Atoka Shale Bed | 4,892 | — | 1 |
| Atokan Stage | 4,893 | — | 1 |
| Middle Morrowan Limestone Bed | 4,950 | — | 1 |
| Upper Kearny Member | 4,952 | — | 1 |
| Meramecian Stage | 5,046 | — | 1 |
| Mississippian System | 5,046 | — | 1 |
| St. Louis Limestone Formation | 5,046–5,100 | 5,110 | 3 |
| Ste. Genevieve Limestone Formation | 5,046 | 5,046 | 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
37.738313, -101.078704
37.73831, -101.07870 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Finney County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.