CORA #1-13
API 3505123449 · Grady County, Oklahoma
ACOIL
Drilling permit
Oklahoma files 1 application to drill this well, naming 8 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 2007-12-18
WRADRDirectional holePermit API
35051234490000
Operator
CHESAPEAKE OPERATING LLC
Well type
OIL
Approved
2007-12-18
Expires
2008-06-18
Proposed depth
12,700 ft
Surface casing
1,200 ft
Ground elevation
1,046 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| HART (NORTH LINDSEY) | 8,755 |
| SYCAMORE | 9,985 |
| WOODFORD | 10,085 |
| HUNTON | 10,310 |
| VIOLA | 10,925 |
| BROMIDE | 11,460 |
| TULIP CREEK | 11,870 |
| MCLISH | 12,030 |
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
34.907434, -97.682950
34.90743, -97.68295 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Grady County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.