CLARK A

Oil · District 02 · Lease #9902

Operator: GEOSOUTHERN ENERGY CORPORATION

Cum Oil

4.1M BBL

Cum Gas

7.5M MCF

casinghead

Wells

21

Production

2011-03 — 2026-03

Peak Month

2016-01

Production History

Cum Oil: 4,120,932 BBL Cum Gas: 7,535,657 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

127,385 BBL/mo

Di (annual)

88.7%

b-factor

0.4

EUR

2,836,977 BBL

R-squared

0.558

type

hyperbolic

Operator History (from monthly production reports)

2014-03 — 2026-07 DEVON ENERGY PRODUCTION CO, L.P. 149 mo
2011-03 — 2014-02 GEOSOUTHERN ENERGY CORPORATION 36 mo

Wells (21)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
20HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-05-02
21HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-05-02
22HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-05-02
23HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-05-02
24HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-05-02
25HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-04-08
26HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-04-08
27HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-04-08
28HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-04-08
29HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-04-08
30HDEVON ENERGY PRODUCTION CO, L.P.114,0002025-04-08
10HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
11HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
12HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
4HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
5HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
6HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
7HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
8HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
9HDEVON ENERGY PRODUCTION CO, L.P.114,0002015-01-29
1HDEVON ENERGY PRODUCTION CO, L.P.214,5002012-02-06