COWDEN -11-

Oil · District 08 · Lease #32085

Operator: CITATION OIL & GAS CORP.

Cum Oil

71k BBL

Cum Gas

27k MCF

casinghead

Wells

2

Production

1993-01 — 2026-02

Peak Month

1993-04

Production History

Cum Oil: 70,928 BBL Cum Gas: 26,971 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

475 BBL/mo

Di (annual)

9.1%

b-factor

0.3

EUR

77,636 BBL

R-squared

0.908

type

hyperbolic

Operator History (from monthly production reports)

2017-09 — 2026-07 AGHORN OPERATING, INC. 107 mo
1993-01 — 2017-08 CITATION OIL & GAS CORP. 296 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2GAGHORN OPERATING, INC.16,0001989-06-28
1GAGHORN OPERATING, INC.16,0001988-10-28