HARBAUGH -131-

Oil · District 10 · Lease #6286

Operator: UNBRIDLED RESOURCES, LLC

Cum Oil

32k BBL

Cum Gas

175k MCF

casinghead

Wells

1

Production

1993-01 — 2017-04

Peak Month

2011-11

Production History

Cum Oil: 31,676 BBL Cum Gas: 174,829 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

247 BBL/mo

Di (annual)

19.1%

b-factor

0.0

EUR

15,486 BBL

R-squared

0.509

type

exponential

Operator History (from monthly production reports)

2020-11 — 2026-07 UNBRIDLED RESOURCES, LLC 69 mo
2016-07 — 2020-10 4P ENERGY TEXAS, LLC 52 mo
2014-11 — 2016-06 CHESAPEAKE OPERATING, L.L.C. 20 mo
2002-02 — 2014-10 CHESAPEAKE OPERATING, INC. 153 mo
1999-09 — 2002-01 SAPIENT ENERGY CORP 29 mo
1993-01 — 1999-08 PLAINS PETROLEUM OPERATING CO. 80 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
42UNBRIDLED RESOURCES LLC18,9001985-12-03