LONGBOTHAM, CORA -A-

Oil · District 08 · Lease #22275

Operator: UNIVERSAL RESOURCES CORP.

Fields: COWDEN, SOUTH (CANYON 8790)

Cum Oil

128k BBL

Cum Gas

199k MCF

casinghead

Wells

2

Production

1993-01 — 2026-02

Peak Month

1995-05

Production History

Cum Oil: 128,050 BBL Cum Gas: 199,256 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

469 BBL/mo

Di (annual)

2.8%

b-factor

0.0

EUR

152,056 BBL

R-squared

0.509

type

exponential

Operator History (from monthly production reports)

2025-11 — 2026-07 AGHORN OPERATING, INC. 9 mo

2025-10 — 2025-10 DE V OPERATING, LLC 1 mo

2022-01 — 2025-09 CONTANGO RESOURCES, LLC 45 mo

2021-12 — 2021-12 CONTANGO RESOURCES, INC. 1 mo

2020-04 — 2021-11 FDL OPERATING, LLC 20 mo

2013-02 — 2020-03 SHERIDAN PRODUCTION COMPANY, LLC 86 mo

2010-01 — 2013-01 SANDRIDGE EXPL. AND PROD., LLC 37 mo

2004-05 — 2009-12 FOREST OIL PERMIAN CORPORATION 68 mo

1999-11 — 2004-04 MAYNARD OIL CO. 54 mo

1999-04 — 1999-10 QUESTAR EXPL. AND PROD. CO. 7 mo

1996-10 — 1999-03 UNIVERSAL RESOURCES CORP. 30 mo

1994-07 — 1996-09 DALLAS PRODUCTION, INC. 27 mo

1993-01 — 1994-06 AMOCO PRODUCTION COMPANY 18 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
7W	42-135-32838	AGHORN OPERATING, INC.	1	9,600	1977-11-17
6	42-135-30697	AGHORN OPERATING, INC.	--	--	--

LONGBOTHAM, CORA -A-

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (2)

Production History