Gypsy 1 Hunter
API 4010305017 · Pennington County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4010305017
Operator
Gypsy Oil Co.
County
Pennington
Field
Wildcat
Location
NESW Sec 28 Twp 003N Rng 16E
Permit
H31-4
Formation tops
South Dakota records 11 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Niobrara Formation | 1,900 | Cretaceous |
| Carlile Shale | 2,200 | Cretaceous |
| Greenhorn Limestone | 2,560 | Cretaceous |
| Graneros | 2,590 | Cretaceous |
| Newcastle Sandstone | 3,020 | Cretaceous |
| Skull Creek Shale | 3,120 | Cretaceous |
| Fall River Sandstone | 3,320 | Cretaceous |
| Morrison Formation | 3,425 | Jurassic |
| Sundance Formation | 3,700 | Triassic |
| Minnelusa Formation | 4,490 | Permian/Pennsylvanian |
| Madison Group | 4,820 | Mississippian |
A dash is a formation South Dakota records for this well without a depth.
Completion
South Dakota files 1 completion report for this well.
Vertical Well
Plugged and AbandonedDry HoleSpudded
1931-05-04
Measured depth
5,001 ft
True vertical depth
5,001 ft
Location
44.187919, -102.200415
44.18792, -102.20042 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Pennington County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.