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CLIFT #4-4

API 3503921483 · Custer County, Oklahoma

ACGAS
API
3503921483
Operator
AVALANCHE OIL & GAS LLC
County
Custer
Location
Sec 4 14N 19W (IM)

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 1992-09-21

WRADR
Permit API
35039214830000
Operator
CHESAPEAKE OPERATING LLC
Well type
GAS
Approved
1992-09-21
Expires
1993-04-04
Proposed depth
11,350 ft
Surface casing
4,000 ft
Ground elevation
1,788 ft

Target formations

FormationExpected top (ft)
TONKAWA8,290
COTTAGE GROVE9,070
MARMATON10,400
CHEROKEE11,170

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

35.723720, -99.221639

35.72372, -99.22164 · Surface location as filed with Oklahoma

Every well in Custer County, Oklahoma

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