SEIFERT A

Oil · District 02 · Lease #10271

Operator: GEOSOUTHERN ENERGY CORPORATION

Cum Oil

562k BBL

Cum Gas

1.6M MCF

casinghead

Wells

6

Production

2011-06 — 2026-04

Peak Month

2014-08

Production History

Cum Oil: 562,229 BBL Cum Gas: 1,594,607 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

22,489 BBL/mo

Di (annual)

169.8%

b-factor

0.6

EUR

369,139 BBL

R-squared

0.879

type

hyperbolic

Operator History (from monthly production reports)

2025-07 — 2026-07 BPX OPERATING COMPANY 13 mo
2014-03 — 2025-06 DEVON ENERGY PRODUCTION CO, L.P. 136 mo
2011-06 — 2014-02 GEOSOUTHERN ENERGY CORPORATION 33 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HBPX OPERATING COMPANY114,0002021-12-08
8HBPX OPERATING COMPANY114,0002021-12-08
6HBPX OPERATING COMPANY114,0002021-12-07
2HBPX OPERATING COMPANY114,0002013-09-05
5HBPX OPERATING COMPANY114,0002013-08-26
1HBPX OPERATING COMPANY413,5002012-08-21