Oswald 'A' 18
API 15051220180000 · Ellis County, Kansas · BLUE HILL field
Converted to EOR Well
API
15051220180000
Operator
unavailable
County
Ellis
Field
BLUE HILL
Location
Spudded
1980-10-19
Completed
1980-11-01
Measured depth
3,440 ft
Formation tops
Kansas records 16 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | 998 | — | 1 |
| Topeka Limestone Formation | 2,742 | — | 1 |
| Heebner Shale Member | 2,996 | — | 1 |
| Toronto Limestone Member | 3,012 | — | 1 |
| Lansing Group | 3,042–3,044 | — | 2 |
| Kansas City Group | — | 3,177 | 1 |
| Paola Limestone Member | — | 3,181 | 1 |
| Cement City Limestone Member | 3,198 | — | 1 |
| Quivira Shale Member | — | 3,200 | 1 |
| Drum Limestone Member | 3,216 | — | 1 |
| Block Limestone Member | — | 3,220 | 1 |
| Winterset Limestone Member | 3,245 | — | 1 |
| Canville Limestone Member | — | 3,254 | 1 |
| Bethany Falls Limestone Member | 3,274 | — | 1 |
| Arbuckle Group | 3,320 | — | 1 |
| Pennsylvanian System | — | 3,322 | 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. 1 formation was picked at more than one depth by different Kansas sources, and its range is shown rather than one of the answers.
Location
39.020810, -99.071938
39.02081, -99.07194 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Ellis County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.