Balcron 1 Atlas Federal
API 4004720242 · Fall River County, South Dakota · Igloo field
Converted-Fresh Water SupplyDry Hole
API
4004720242
Operator
Balcron Oil (Igloo Provo Water)
County
Fall River
Field
Igloo
Location
Permit
1475
Formation tops
South Dakota records 16 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Fall River Sandstone | 1,128 | Cretaceous |
| Lakota Formation | 1,310 | Cretaceous |
| Morrison Formation | 1,614 | Jurassic |
| Sundance Formation | 1,734 | Triassic |
| Spearfish Formation | 2,030 | Triassic/Permian |
| Goose Egg Formation | 2,254 | Triassic/Permian |
| Minnekahta Limestone | 2,514 | Permian |
| Opeche Shale | 2,692 | Permian |
| Minnelusa Formation | 2,732 | Permian/Pennsylvanian |
| Red Marker, Minnelusa Formation | 3,056 | Permian/Pennsylvanian |
| 1st Leo Sandstone, Minnelusa Formation | 3,066 | Pennsylvanian |
| 2nd Leo Sandstone, Minnelusa Formation | 3,180 | Pennsylvanian |
| 3rd Leo Sandstone, Minnelusa Formation | 3,252 | Pennsylvanian |
| Madison Group | 3,790 | Mississippian |
| Englewood Limestone | 4,048 | Mississippian/Devonian |
| Deadwood Formation | 4,060 | Ordovician/Cambrian |
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
Converted-Fresh Water SupplyDry HoleSpudded
1989-09-01
Measured depth
3,550 ft
True vertical depth
3,550 ft
Location
43.181106, -103.924235
43.18111, -103.92423 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Fall River County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.