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HEFNER #26

API 3513725013 · Stephens County, Oklahoma

AC2DNC
API
3513725013
Operator
TILLEY OIL INC
County
Stephens
Location
Sec 14 02S 05W (IM)

Injection

12 monthly filings with Oklahoma, Jan 2025 to Dec 2025.

Oklahoma well-type code
2DNC
Injection zone
PERMIAN GP
Cumulative fluid injected
108,300 bbl
MonthFluid injected (bbl)Max pressure (psi)
Dec 20259,0250
Nov 20259,0250
Oct 20259,0250
Sep 20259,0250
Aug 20259,0250
Jul 20259,0250
Jun 20259,0250
May 20259,0250
Apr 20259,0250
Mar 20259,0250
Feb 20259,0250
Jan 20259,0250

A dash is a month the well filed with no figure in that column.

Completions

Oklahoma files 3 completion reports for this well.

Completion 1

STRAIGHT HOLEAC2DNC
Spudded
1991-06-18
Drilling finished
1991-07-05
Completed
1991-07-05
Total depth
1,500 ft
Operator
TILLEY OIL INC

Interval

FormationProducedPerforated (ft)
PERMIANDRY400–890

Casing

StringSize (in)Weight (lb/ft)GradeSet (ft)Cement (sacks)
PRODUCTION5 1/2——1,400150

Completion 2

STRAIGHT HOLEAC2DNC
Spudded
1991-06-18
Drilling finished
1991-07-05
Completed
1991-07-05
Recompleted
2014-08-27
Total depth
1,500 ft
Operator
TILLEY OIL INC

Interval

FormationProducedPerforated (ft)
PERMIANDISP400–890

Casing

StringSize (in)Weight (lb/ft)GradeSet (ft)Cement (sacks)
PRODUCTION5 1/2——1,400150

Completion 3

SERVICE WELLAC2DNC
Spudded
1991-06-18
Drilling finished
1991-07-05
Completed
1991-07-05
Recompleted
2014-08-27
Total depth
1,500 ft
Operator
TILLEY OIL INC

Interval

FormationProducedPerforated (ft)
PERMIANDISP848–890

Casing

StringSize (in)Weight (lb/ft)GradeSet (ft)Cement (sacks)
PRODUCTION5 1/2—J-551,400150

Drilling permit

Oklahoma files 1 application to drill this well, naming 1 target formation. 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 1991-06-17

WRADR
Permit API
35137250130000
Operator
POORBOY OIL INC
Well type
2DNC
Approved
1991-06-17
Expires
1991-12-31
Rejected
1991-06-10
Proposed depth
1,500 ft
Ground elevation
1,076 ft

Target formation

FormationExpected top (ft)
PERMIAN800

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

34.386870, -97.689710

34.38687, -97.68971 · Surface location as filed with Oklahoma

Every well in Stephens County, Oklahoma

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