MIDDLE RYAN "A" (BARRINGTON A1) #1
API 3505121237 · Grady County, Oklahoma
ACOIL
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 1995-08-31
WRAREPermit API
35051212370001
Operator
CHESAPEAKE OPERATING LLC
Well type
OIL
Approved
1995-08-31
Expires
1996-03-17
Proposed depth
15,200 ft
Surface casing
1,805 ft
Ground elevation
1,126 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| SYCAMORE | 13,600 |
| WOODFORD | 13,900 |
| HUNTON | 14,100 |
| VIOLA | 14,600 |
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
34.837588, -97.743307
34.83759, -97.74331 · 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.