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ALLISON #1-20

API 3504521754 · Ellis County, Oklahoma

ACOIL
API
3504521754
Operator
MEWBOURNE OIL COMPANY
County
Ellis
Location
Sec 20 20N 23W (IM)

Drilling permits

Oklahoma files 2 applications to drill this well, naming 5 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 1994-02-24

WRADR
Permit API
35045217540000
Operator
MEWBOURNE OIL COMPANY
Well type
OIL
Approved
1994-02-24
Expires
1994-09-07
Proposed depth
8,500 ft
Surface casing
1,300 ft
Ground elevation
2,404 ft

Target formations

FormationExpected top (ft)
DOUGLAS6,710
TONKAWA7,220
COTTAGE GROVE7,760
CLEVELAND8,325

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 2004-01-05

WRARC
Permit API
35045217540001
Operator
MEWBOURNE OIL COMPANY
Well type
OIL
Approved
2004-01-05
Expires
2004-07-05
Proposed depth
8,557 ft
Surface casing
1,328 ft
Ground elevation
2,405 ft

Target formation

FormationExpected top (ft)
TONKAWA7,187

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

36.200885, -99.672260

36.20088, -99.67226 · Surface location as filed with Oklahoma

Every well in Ellis County, Oklahoma

Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.