BURKHART

Oil · District 8A · Lease #66865

Operator: PETROPLEX ENERGY INC.

Cum Oil

527k BBL

Cum Gas

406k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1993-08

Production History

Cum Oil: 526,998 BBL Cum Gas: 406,125 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,371 BBL/mo

Di (annual)

9.3%

b-factor

0.0

EUR

431,601 BBL

R-squared

0.791

type

exponential

Operator History (from monthly production reports)

2022-12 — 2026-07 PETROPLEX ENERGY INC. 44 mo
2013-10 — 2022-11 HELMS OIL & GAS, LLC 110 mo
2013-09 — 2013-09 OMAR OPERATING COMPANY 1 mo
2013-07 — 2013-08 O'BRIANT AND ASSOCIATES, INC. 2 mo
2008-12 — 2013-06 OMAR OPERATING COMPANY 55 mo
1993-01 — 2008-11 HOLLY PETROLEUM, INC. 191 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PETROPLEX ENERGY INC.19,2001992-04-09