GRELLNER-A #4
API 3507324295 · Kingfisher County, Oklahoma
Drilling permits
Oklahoma files 3 applications to drill this well, naming 30 target formations. A permit records what an operator asked to do, not what it did. A target formation is where the operator aimed, and the hole may have missed it, stopped short of it or never been drilled.
Filed 1993-12-17
WRADRTarget formations
| Formation | Expected top (ft) |
|---|---|
| WADE | 6,610 |
| COTTAGE GROVE | 7,065 |
| CLEVELAND | 7,955 |
| RED FORK | 8,755 |
| ATOKA-MORROW | 9,000 |
| CHESTER UP | 9,055 |
| MANNING | 9,455 |
| MISSISSIPPI SOLID | 9,810 |
| WOODFORD | 10,460 |
| HUNTON | 10,510 |
An expected top is the depth the operator predicted before drilling, on the application it filed with Oklahoma. It is not a measurement of where the formation was found.
Filed 2002-10-22
WRARCTarget formations
| Formation | Expected top (ft) |
|---|---|
| CLEVELAND | 7,929 |
| VERDIGRIS | 8,471 |
| SKINNER | 8,501 |
| RED FORK | 8,677 |
| INOLA | 8,819 |
| CHESTER UP | 9,099 |
| MANNING | 9,459 |
| MISSISSIPPI SOLID | 9,821 |
| WOODFORD | 10,415 |
| HUNTON | 10,521 |
An expected top is the depth the operator predicted before drilling, on the application it filed with Oklahoma. It is not a measurement of where the formation was found.
Filed 2006-07-10
WRARCTarget formations
| Formation | Expected top (ft) |
|---|---|
| CLEVELAND | 7,929 |
| VERDIGRIS | 8,471 |
| SKINNER | 8,501 |
| RED FORK | 8,677 |
| INOLA | 8,819 |
| ATOKA-MORROW | 8,900 |
| CHESTER UP | 9,099 |
| MANNING | 9,459 |
| MISSISSIPPI SOLID | 9,821 |
| WOODFORD | 10,415 |
An expected top is the depth the operator predicted before drilling, on the application it filed with Oklahoma. It is not a measurement of where the formation was found.
Location
35.730862, -98.132030
Every well in Kingfisher County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.