Saga 1 Clark 12-4
API 4010320015 · Pennington County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4010320015
Operator
Saga Petroleum U.S. Inc.
County
Pennington
Field
Wildcat
Location
Permit
1155
Formation tops
South Dakota records 23 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Niobrara Formation | 1,630 | Cretaceous |
| Carlile Shale | 1,810 | Cretaceous |
| Greenhorn Limestone | 2,200 | Cretaceous |
| Belle Fourche Shale | 2,348 | Cretaceous |
| Mowry Shale | 2,516 | Cretaceous |
| Dakota Mud | 2,638 | Cretaceous |
| Skull Creek Shale | 2,769 | Cretaceous |
| Lakota Formation | 2,970 | Cretaceous |
| Morrison Formation | 3,100 | Jurassic |
| Sundance Formation | 3,146 | Triassic |
| Spearfish Formation | 3,456 | Triassic/Permian |
| Minnelusa Formation | 3,660 | Permian/Pennsylvanian |
| Madison Group | 4,413 | Mississippian |
| Mission Canyon Limestone | 4,450 | Mississippian |
| Lodgepole Limestone | 4,500 | Mississippian |
| Englewood Limestone | 4,580 | Mississippian/Devonian |
| Nisku Formation | 4,750 | Devonian |
| Duperow Formation | 4,795 | Devonian |
| Three Forks Shale | 4,860 | Devonian |
| Red River Formation | 4,978 | Ordovician |
| Winnipeg Formation | 5,241 | Ordovician |
| Deadwood Formation | 5,320 | Ordovician/Cambrian |
| Precambrian | 5,455 | Precambrian |
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
1981-08-22
Measured depth
5,462 ft
True vertical depth
5,462 ft
Location
44.152392, -102.025693
44.15239, -102.02569 · 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.