Webb 11-7 Smith
API 4010520012 · Perkins County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole-Oil and Gas show
API
4010520012
Operator
Webb Resources Inc.
County
Perkins
Field
Wildcat
Location
Permit
844
Formation tops
South Dakota records 13 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Greenhorn Limestone | 3,590 | Cretaceous |
| Dakota Mud | 4,435 | Cretaceous |
| Morrison Formation | 4,695 | Jurassic |
| Piper Formation | 5,085 | Triassic |
| Minnekahta Limestone | 5,445 | Permian |
| Opeche Shale | 5,485 | Permian |
| Minnelusa Formation | 5,590 | Permian/Pennsylvanian |
| Charles Formation | 6,270 | Mississippian |
| Mission Canyon Limestone | 6,680 | Mississippian |
| Lodgepole Limestone | 7,050 | Mississippian |
| Three Forks Shale | 7,480 | Devonian |
| Duperow Formation | 7,485 | Devonian |
| Red River Formation | 8,375 | 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 Hole-Oil and Gas showSpudded
1978-02-17
Measured depth
8,697 ft
True vertical depth
8,697 ft
Location
45.799694, -102.598360
45.79969, -102.59836 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Perkins County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.