POTTORFF UNIT 1-4
API 15189212220000 · Stevens County, Kansas · GENTZLER NORTH field
Plugged and AbandonedPlugged 2005-10-05
API
15189212220000
Operator
Apollo Energies, Inc.
County
Stevens
Field
GENTZLER NORTH
Location
Spudded
1988-07-27
Completed
1988-08-30
Plugged
2005-10-05
Measured depth
6,400 ft
Formation tops
Kansas records 71 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | — | 1,760 | 1 |
| Wellington Formation | 2,220 | — | 1 |
| Hutchinson Salt Member | 2,303 | — | 1 |
| Hollenberg Limestone Member | 2,540 | — | 1 |
| Chase Group | 2,560–2,568 | — | 3 |
| Herington Limestone Member | 2,568 | — | 1 |
| Paddock Shale Member | 2,572 | — | 1 |
| Krider Limestone Member | 2,594 | — | 1 |
| Odell Shale Formation | 2,632 | — | 1 |
| Winfield Limestone Formation | 2,641 | — | 1 |
| Gage Shale Member | 2,680 | — | 1 |
| Towanda Limestone Member | 2,701 | 2,756 | 1 |
| Fort Riley Limestone Member | 2,766 | 2,813 | 1 |
| Florence Limestone Member | 2,826 | — | 1 |
| Matfield Shale Formation | 2,834 | — | 1 |
| Wreford Limestone Formation | 2,854 | — | 1 |
| Council Grove Group | 2,877–2,878 | — | 3 |
| Speiser Shale Formation | 2,878 | — | 1 |
| Funston Formation | 2,905 | — | 1 |
| Blue Rapids Shale Formation | 2,944 | — | 1 |
| Crouse Limestone Formation | 2,958 | — | 1 |
| Easly Creek Shale Formation | 2,975 | — | 1 |
| Middleburg Limestone Member | 2,985 | — | 1 |
| Hooser Shale Member | 2,995 | — | 1 |
| Eiss Limestone Member | 3,007 | — | 1 |
| Stearns Shale Formation | 3,012 | — | 1 |
| Morrill Limestone Member | 3,022 | — | 1 |
| Florena Shale Member | 3,030 | — | 1 |
| Cottonwood Limestone Member | 3,035 | — | 1 |
| Eskridge Shale Formation | 3,054 | — | 1 |
| Neva Limestone Member | 3,076 | — | 1 |
| Roca Shale Formation | 3,124 | — | 1 |
| Howe Limestone Member | 3,140 | — | 1 |
| Johnson Shale Formation | 3,175 | — | 1 |
| Long Creek Limestone Member | 3,191 | — | 1 |
| Janesville Shale Formation | 3,216 | — | 1 |
| Falls City Limestone Formation | 3,243 | — | 1 |
| Onaga Shale Formation | 3,280 | — | 1 |
| Wabaunsee Group | 3,305–3,370 | — | 5 |
| Root Shale Formation | 3,438 | — | 1 |
| Stotler Limestone Formation | 3,442 | — | 1 |
| Red Shale Bed | 3,576 | — | 1 |
| Severy Shale Formation | 3,656 | — | 1 |
| Shawnee Group | 3,663 | — | 1 |
| Topeka Limestone Formation | 3,663 | — | 1 |
| Heebner Shale Member | 4,067–4,101 | — | 3 |
| Toronto Limestone Member | 4,120 | — | 1 |
| Iatan Limestone Member | 4,166 | — | 1 |
| Lansing Group | 4,166–4,215 | — | 3 |
| Iola Limestone Formation | 4,519 | — | 1 |
| Muncie Creek Shale Member | 4,558 | — | 1 |
| Dewey Limestone Formation | 4,564 | — | 1 |
| Dennis Limestone Formation | 4,681 | — | 1 |
| Stark Shale Member | 4,785 | — | 1 |
| Swope Limestone Formation | 4,795 | — | 1 |
| Hushpuckney Shale Member | 4,836 | — | 1 |
| Hertha Limestone Formation | 4,854 | — | 1 |
| Pleasanton Group | 4,908 | — | 2 |
| Marmaton Group | 4,924 | — | 1 |
| Fort Scott Limestone Formation | 5,081 | — | 1 |
| Little Osage Shale Member | 5,122 | — | 1 |
| Cherokee Group | 5,155 | — | 3 |
| Middle Morrowan Limestone Bed | 5,659–6,012 | — | 6 |
| Upper Kearny Member | 5,660 | — | 1 |
| Morrowan A Sandstone Bed | 5,667 | 5,678 | 3 |
| Keyes Sandstone Bed | 6,012 | — | 2 |
| Chesteran Stage | 6,092–6,110 | — | 3 |
| Mississippian System | 6,092–6,110 | — | 3 |
| Ste. Genevieve Limestone Formation | 6,245–6,246 | — | 3 |
| Meramecian Stage | 6,246 | — | 1 |
| 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. 9 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.224390, -101.382683
37.22439, -101.38268 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Stevens County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.