Amerada 1 Roy Trent
API 4013720001 · Ziebach County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4013720001
Operator
Amerada Petroleum Co.
County
Ziebach
Field
Wildcat
Location
SWNE Sec 26 Twp 016N Rng 18E
Permit
425
Formation tops
South Dakota records 19 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Newcastle Sandstone | 3,110 | Cretaceous |
| Fall River Sandstone | 3,404 | Cretaceous |
| Sundance Formation | 3,490 | Triassic |
| Piper Formation | 3,770 | Triassic |
| Minnekahta Limestone | 3,818 | Permian |
| Opeche Shale | 3,951 | Permian |
| Minnelusa Formation | 4,048 | Permian/Pennsylvanian |
| Charles Formation | 4,740 | Mississippian |
| Mission Canyon Limestone | 4,843 | Mississippian |
| Three Forks Shale | 5,610 | Devonian |
| Nisku Formation | 5,720 | Devonian |
| Duperow Formation | 5,788 | Devonian |
| Souris River Formation | 5,922 | Devonian |
| Gunton Member, Stony Mountain Formation | 6,040 | Ordovician |
| Stony Mountain Formation | 6,116 | Ordovician |
| Red River Formation | 6,170 | Ordovician |
| Unit B, Red River Formation | 6,190 | Ordovician |
| Unit C, Red River Formation | 6,252 | Ordovician |
| Unit D, Red River Formation | 6,336 | 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
1967-07-15
Measured depth
6,410 ft
True vertical depth
6,410 ft
Location
45.322684, -101.881960
45.32268, -101.88196 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Ziebach County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.