LLANOS 4
API 15181050420000 · Sherman County, Kansas · LLANOS field
Plugged and AbandonedPlugged 1974-12-17
API
15181050420000
Operator
unavailable
County
Sherman
Field
LLANOS
Location
Permit
31-OCT-1958
Spudded
1958-11-03
Completed
1958-12-18
Plugged
1974-12-17
Measured depth
5,014 ft
Formation tops
Kansas records 15 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | 3,116 | 3,149 | 2 |
| Admire Group | 3,802 | — | 1 |
| Maple Hill Limestone Member | 3,960 | — | 1 |
| Howard Limestone Formation | 4,089 | — | 1 |
| Topeka Limestone Formation | 4,114 | — | 1 |
| Heebner Shale Member | 4,253–4,256 | — | 2 |
| Toronto Limestone Member | 4,288–4,289 | — | 2 |
| Lansing Group | 4,306 | — | 1 |
| Lansing - Kansas City Supergroup | 4,307 | 4,562 | 1 |
| Dewey Limestone Formation | 4,442 | — | 1 |
| Kansas City Group | 4,562 | — | 1 |
| Marmaton Group | 4,574–4,576 | — | 2 |
| Cherokee Group | 4,743–4,745 | — | 2 |
| Wabaunsee Group | 4,884 | — | 1 |
| Mississippian System | 4,968 | — | 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
39.553005, -101.428755
39.55300, -101.42875 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Sherman County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.