HARDCASTLE #2

API 3510937086 · Oklahoma County, Oklahoma

AC2DNC
API
3510937086
Operator
COMBINED RESOURCES CORPORATION
County
Oklahoma

Injection

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

Oklahoma well-type code
2DNC
Injection zone
CLEVELAND|LAYTON
Cumulative fluid injected
548,167 bbl
MonthFluid injected (bbl)Max pressure (psi)
Dec 202545,4180
Nov 202545,3040
Oct 202545,7790
Sep 202544,8850
Aug 202543,7630
Jul 202542,9240
Jun 202545,4320
May 202544,9530
Apr 202545,2060
Mar 202546,1980
Feb 202547,1610
Jan 202551,1440

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

Completion

Oklahoma files 1 completion report for this well.

Completion 2

STRAIGHT HOLEAC2DNC
Spudded
1933-09-23
Drilling finished
1933-11-19
Completed
1933-11-27
Recompleted
2016-08-16
First production
1933-11-27
Total depth
6,580 ft
Operator
COMBINED RESOURCES CORPORATION

Casing

StringSize (in)Weight (lb/ft)GradeSet (ft)Cement (sacks)
PRODUCTION724SS6,508500
LINER5 1/215.5J-556,451150
CONDUCTOR15 1/270LW251300
SURFACE9 5/840SS5,7911,500

Drilling permit

Oklahoma files 1 application to drill this well, naming 2 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 2008-04-01

WRARCStraight hole
Permit API
35109370860001
Operator
COMBINED RESOURCES CORPORATION
Well type
2DNC
Approved
2008-04-01
Expires
2008-10-01
Proposed depth
6,580 ft
Surface casing
5,791 ft
Ground elevation
1,260 ft

Target formations

FormationExpected top (ft)
CLEVELAND5,762
WILCOX6,508

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

35.408737, -97.504669

35.40874, -97.50467 · Surface location as filed with Oklahoma

Every well in Oklahoma County, Oklahoma

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