Jantz 1
API 15075206030000 · Hamilton County, Kansas · BRADSHAW GAS AREA field
ON LIST
API
15075206030000
Operator
Cycle Oil & Gas Ltd
County
Hamilton
Field
BRADSHAW GAS AREA
Location
Permit
31-MAY-1996
Spudded
1996-06-05
Completed
1996-06-17
Measured depth
2,570 ft
Formation tops
Kansas records 72 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Day Creek Dolomite Formation | 1,040 | 1,053 | 1 |
| Blaine Formation | 1,356 | 1,475 | 1 |
| Blaine Salt Bed | 1,479 | 1,744 | 2 |
| Cedar Hills Sandstone Formation | 1,765 | 1,853 | 1 |
| Stone Corral Formation | 1,825–2,005 | 2,080 | 2 |
| Hutchinson Salt Member | 2,330 | — | 1 |
| Winfield Limestone Formation | 2,380–2,540 | — | 2 |
| Gage Shale Member | 2,409 | — | 1 |
| Towanda Limestone Member | 2,456 | 2,460 | 1 |
| Hollenberg Limestone Member | 2,466 | — | 1 |
| Fort Riley Limestone Member | 2,479 | 2,516 | 1 |
| Chase Group | 2,496 | — | 1 |
| Herington Limestone Member | 2,496 | — | 1 |
| Paddock Shale Member | 2,506 | — | 1 |
| Krider Limestone Member | 2,513 | — | 1 |
| Odell Shale Formation | 2,519 | — | 1 |
| Wreford Limestone Formation | 2,562 | — | 1 |
| Council Grove Group | 2,567 | — | 1 |
| Speiser Shale Formation | 2,567 | — | 1 |
| Funston Formation | 2,608 | — | 1 |
| Blue Rapids Shale Formation | 2,628 | — | 1 |
| Crouse Limestone Formation | 2,665 | — | 1 |
| Easly Creek Shale Formation | 2,668 | — | 1 |
| Middleburg Limestone Member | 2,679 | — | 1 |
| Hooser Shale Member | 2,684 | — | 1 |
| Eiss Limestone Member | 2,718 | — | 1 |
| Stearns Shale Formation | 2,718 | — | 1 |
| Morrill Limestone Member | 2,750 | — | 1 |
| Florena Shale Member | 2,754 | — | 1 |
| Cottonwood Limestone Member | 2,760 | — | 1 |
| Eskridge Shale Formation | 2,774 | — | 1 |
| Neva Limestone Member | 2,804 | — | 1 |
| Roca Shale Formation | 2,836 | — | 1 |
| Howe Limestone Member | 2,868 | — | 1 |
| Johnson Shale Formation | 2,900 | — | 1 |
| Long Creek Limestone Member | 2,930 | — | 1 |
| Janesville Shale Formation | 2,944 | — | 1 |
| Falls City Limestone Formation | 2,956 | — | 1 |
| Onaga Shale Formation | 2,972 | — | 1 |
| Pennsylvanian System | 2,999 | — | 1 |
| Wabaunsee Group | 2,999–3,070 | — | 3 |
| Root Shale Formation | 3,182 | — | 1 |
| Stotler Limestone Formation | 3,193 | — | 1 |
| Red Shale Bed | 3,326 | — | 1 |
| Severy Shale Formation | 3,389 | — | 1 |
| Shawnee Group | 3,400 | — | 1 |
| Topeka Limestone Formation | 3,400 | — | 1 |
| Heebner Shale Member | 3,737 | — | 2 |
| Toronto Limestone Member | 3,770 | — | 1 |
| Iatan Limestone Member | 3,798 | — | 1 |
| Lansing Group | 3,851 | — | 2 |
| Iola Limestone Formation | 4,002 | — | 1 |
| Muncie Creek Shale Member | 4,050 | — | 1 |
| Dewey Limestone Formation | 4,054 | — | 1 |
| Stark Shale Member | 4,205 | — | 1 |
| Swope Limestone Formation | 4,216 | — | 1 |
| Hushpuckney Shale Member | 4,257 | — | 1 |
| Hertha Limestone Formation | 4,269 | — | 1 |
| Mound City Shale Member | 4,296 | — | 1 |
| Exline Limestone Member | 4,309 | — | 1 |
| Pleasanton Group | 4,346–4,347 | — | 2 |
| Marmaton Group | 4,392 | — | 2 |
| Fort Scott Limestone Formation | 4,524 | — | 1 |
| Cherokee Group | 4,557–4,574 | — | 2 |
| Little Osage Shale Member | 4,557 | — | 1 |
| Excello Shale Member | 4,574 | — | 1 |
| Atoka Shale Bed | 4,830 | — | 1 |
| Upper Kearny Member | 5,018 | — | 1 |
| Middle Morrowan Limestone Bed | 5,032–5,254 | — | 2 |
| Keyes Sandstone Bed | 5,320 | — | 1 |
| Mississippian System | 5,424 | — | 1 |
| St. Louis Limestone Formation | 5,424 | — | 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. 6 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
38.075626, -101.736358
38.07563, -101.73636 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Hamilton County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.