STARR UNIT #4
API 3503704040 · Creek County, Oklahoma
PAGAS
Drilling permit
Oklahoma files 1 application to drill this well, naming 4 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 1991-01-16
WRARCPermit API
35037040400001
Operator
CHIZUM OIL LLC
Well type
GAS
Approved
1991-01-16
Expires
1991-07-30
Proposed depth
3,850 ft
Surface casing
160 ft
Ground elevation
944 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| LAYTON | 1,290 |
| CLEVELAND | 1,680 |
| BARTLESVILLE | 2,960 |
| DUTCHER | 3,340 |
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
35.783496, -96.502000
35.78350, -96.50200 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Creek County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.