GRAFF (GRAFF PROJECT) 4
API 26033068020000 · Cheyenne County, Nebraska · GRAFF* field
PAEnhanced Oil Recovery - Injection
Formation tops
Nebraska records 15 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) |
|---|---|
| M ASH | 894 |
| CHADRON | 960 |
| CRETAC | 1,047 |
| PIERRE | 1,486 |
| FAULT | 3,776 |
| NIOBRA | 3,777 |
| FTHAYS | 4,052 |
| CODELL | 4,125 |
| CARLIL | 4,144 |
| GREENH | 4,324 |
| BELLE | 4,346 |
| MOWRY | 4,471 |
| GURLEY | 4,570 |
| HUNTSM | 4,662 |
| CRUISE | 4,712 |
A dash is a formation Nebraska records for this well without a depth.
Location
41.436505, -103.009512
41.43650, -103.00951 · 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.