< leases

ONEAL, BILL JOHN, NE/4 SEC. 5 UN

Oil · District 7C · Lease #4342

Operator: UMC PETROLEUM CORPORATION

Fields: TEXEL (PENNSYLVANIAN)

Cum Oil

66k BBL

Cum Gas

744k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1994-08

Production History

Cum Oil: 65,731 BBL Cum Gas: 744,258 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

197 BBL/mo

Di (annual)

12.7%

b-factor

0.0

EUR

18,601 BBL

R-squared

0.389

type

exponential

Operator History (from monthly production reports)

2022-12 — 2026-07 DIAMONDBACK E&P LLC 44 mo
2019-07 — 2022-11 FIREBIRD ENERGY LLC 41 mo
2016-08 — 2019-06 FDL OPERATING, LLC 35 mo
2006-01 — 2016-07 DEVON ENERGY PRODUCTION CO, L.P. 127 mo
2003-09 — 2005-12 DEVON LOUISIANA CORPORATION 28 mo
1998-08 — 2003-08 OCEAN ENERGY, INC. 61 mo
1995-10 — 1998-07 UMC PETROLEUM CORPORATION 34 mo
1995-02 — 1995-09 PENNZOIL EXPLORATION & PROD. CO. 8 mo
1993-01 — 1995-01 PENNZOIL PETROLEUM COMPANY 25 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
442-461-32674DIAMONDBACK E&P LLC512,7002014-12-19
1 U42-461-10162DIAMONDBACK E&P LLC------