SIOUX ORDNANCE 1
API 26033225170000 · Cheyenne County, Nebraska
DADry Hole
Formation tops
Nebraska records 11 formations for this well, shallowest first. Nebraska files a formation code and no table of full names, so the codes are shown as the state files them.
| Nebraska formation code | Top (ft) |
|---|---|
| CRETAC | 820 |
| PIERRE | 1,085 |
| NIOBRA | 4,025 |
| CARLIL | 4,420 |
| GREENH | 4,559 |
| BELLE | 4,588 |
| MOWRY | 4,727 |
| GURLEY | 4,830 |
| HUNTSM | 4,917 |
| CRUISE | 4,976 |
| SKULL | 5,040 |
A dash is a formation Nebraska records for this well without a depth.
Location
41.214702, -103.092939
41.21470, -103.09294 · Surface location as filed with Nebraska⌘ or Ctrl + scroll to zoom
Every well in Cheyenne County, Nebraska
Nebraska state record, from NE_wells_NE_WELLS.parquet. Corpus built 2026-09-11.