Amerada 1 Corwin
API 4009305031 · Meade County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4009305031
Operator
Amerada Petroleum Co.
County
Meade
Field
Wildcat
Location
NENE Sec 18 Twp 006N Rng 13E
Permit
318
Formation tops
South Dakota records 17 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Niobrara Formation | 1,235 | Cretaceous |
| Greenhorn Limestone | 2,075 | Cretaceous |
| Belle Fourche Shale | 2,206 | Cretaceous |
| Mowry Shale | 2,500 | Cretaceous |
| Newcastle Sandstone | 2,653 | Cretaceous |
| Skull Creek Shale | 2,716 | Cretaceous |
| Fall River Sandstone | 2,915 | Cretaceous |
| Morrison Formation | 3,058 | Jurassic |
| Sundance Formation | 3,115 | Triassic |
| Spearfish Formation | 3,190 | Triassic/Permian |
| Minnelusa Formation | 3,842 | Permian/Pennsylvanian |
| Madison Group | 4,585 | Mississippian |
| Englewood Limestone | 5,162 | Mississippian/Devonian |
| Three Forks Shale | 5,330 | Devonian |
| Nisku Formation | 5,363 | Devonian |
| Duperow Formation | 5,370 | Devonian |
| Red River Formation | 5,442 | Ordovician |
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
1961-10-26
Measured depth
5,706 ft
True vertical depth
5,706 ft
Location
44.486658, -102.584921
44.48666, -102.58492 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Meade County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.