UNDERDOWN 1-B
API 26033212240000 · Cheyenne County, Nebraska · SIDNEY SOUTHWEST field
PAOil/Gas Well
Formation tops
Nebraska records 9 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) |
|---|---|
| NIOBRA | 4,139 |
| CARLIL | 4,490 |
| GREENH | 4,685 |
| BELLE | 4,710 |
| MOWRY | 4,828 |
| GURLEY | 4,920 |
| HUNTSM | 5,005 |
| CRUISE | 5,060 |
| SKULL | 5,135 |
A dash is a formation Nebraska records for this well without a depth.
Location
41.038529, -103.131865
41.03853, -103.13187 · 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.