COOK-THOMPSON UNIT

Oil · District 7B · Lease #12608

Operator: ORYX ENERGY COMPANY

Cum Oil

466k BBL

Cum Gas

20k MCF

casinghead

Wells

6

Production

1993-01 — 2026-04

Peak Month

1993-05

Production History

Cum Oil: 466,491 BBL Cum Gas: 19,589 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,771 BBL/mo

Di (annual)

11.7%

b-factor

1.0

EUR

547,851 BBL

R-squared

0.915

type

hyperbolic

Operator History (from monthly production reports)

2003-08 — 2026-07 BASA RESOURCES, INC. 276 mo
1999-10 — 2003-07 KERR-MCGEE OIL & GAS ONSHORE LLC 46 mo
1999-04 — 1999-09 KERR-MCGEE CORPORATION 6 mo
1993-01 — 1999-03 ORYX ENERGY COMPANY 75 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6BASA RESOURCES, INC.24,0001989-10-04
5BASA RESOURCES, INC.13,4501989-03-03
4BASA RESOURCES, INC.13,3501980-06-30
3BASA RESOURCES, INC.13,4001978-09-19
142-429-81934BASA RESOURCES, INC.------
242-429-30582BASA RESOURCES, INC.------