SPEAKMAN 'A' 1
API 15175205280000 · Seward County, Kansas · SHUCK field
Producing
API
15175205280000
Operator
BCE-Mach LLC
County
Seward
Field
SHUCK
Location
Spudded
1981-03-24
Completed
1981-07-14
Measured depth
6,315 ft
Formation tops
Kansas records 25 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Winfield Limestone Formation | 2,653 | — | 2 |
| Council Grove Group | 2,892–2,955 | — | 2 |
| Heebner Shale Member | 4,176 | — | 2 |
| Toronto Limestone Member | 4,197 | — | 1 |
| Lansing Group | 4,307 | — | 1 |
| Iola Limestone Formation | 4,602 | — | 1 |
| Stark Shale Member | 4,794 | — | 1 |
| Swope Limestone Formation | 4,800 | — | 1 |
| Pleasanton Group | 4,908 | — | 1 |
| Marmaton Group | 4,984 | — | 1 |
| Cherokee Group | 5,150 | — | 1 |
| Middle Morrowan Limestone Bed | 5,566–5,727 | — | 4 |
| Upper Kearny Member | 5,566 | — | 1 |
| Morrowan B Sandstone Bed | 5,597 | — | 1 |
| Keyes Sandstone Bed | 5,756 | — | 1 |
| Chesteran Zone D Bed | 5,773–5,784 | 5,784 | 2 |
| Mississippian System | 5,773–5,784 | — | 2 |
| Chesteran Stage | 5,784 | — | 1 |
| Chesteran Zone C Bed | 5,784–5,850 | 5,872 | 2 |
| Chesteran Zone B Bed | 5,872 | 5,964 | 2 |
| Chesteran Zone A Bed | 5,953–5,964 | 6,076 | 2 |
| Chesteran Sandstone Upper Bed | 5,964 | — | 1 |
| Meramecian Stage | 6,076–6,080 | — | 2 |
| Ste. Genevieve Limestone Formation | 6,080 | — | 1 |
| St. Louis Limestone Formation | 6,145–6,216 | — | 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. 8 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.211776, -100.992491
37.21178, -100.99249 · 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.