UNDERDOWN, SYLVIA 1
API 26033222610000 · Cheyenne County, Nebraska · FARO NORTH field
PAOil/Gas Well
API
26033222610000
Operator
TINDALL OPERATING CO
County
Cheyenne
Field
Location
Formation tops
Nebraska records 12 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) |
|---|---|
| PIERRE | 1,069 |
| NIOBRA | 3,772 |
| FTHAYS | 3,983 |
| CODELL | 4,103 |
| CARLIL | 4,113 |
| GREENH | 4,298 |
| BELLE | 4,315 |
| MOWRY | 4,445 |
| GURLEY | 4,552 |
| HUNTSM | 4,616 |
| CRUISE | 4,694 |
| SKULL | 4,741 |
A dash is a formation Nebraska records for this well without a depth.
Location
41.407622, -103.010865
41.40762, -103.01086 · 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.