HANKINS, E. -A-

Oil · District 7B · Lease #26265

Operator: WHITE, FRANK

Fields: COYOTE RIDGE (COOK, UPPER)

Cum Oil

85k BBL

Cum Gas

20 MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1998-01

Production History

Cum Oil: 84,861 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

306 BBL/mo

Di (annual)

4.5%

b-factor

0.0

EUR

73,336 BBL

R-squared

0.476

type

exponential

Operator History (from monthly production reports)

2024-01 — 2026-07 GRAYROCK ENERGY II, LLC 31 mo

2017-06 — 2023-12 ROVER PETROLEUM OPERATING, LLC 79 mo

2011-12 — 2017-05 MERIT ENERGY COMPANY 66 mo

2009-05 — 2011-11 PLANTATION OPERATING, LLC 31 mo

2007-03 — 2009-04 L.C.S. PRODUCTION COMPANY 26 mo

1998-08 — 2007-02 LEDBETTER, HERMAN J FAMILY TRUST 103 mo

1995-11 — 1998-07 LEDBETTER, HERMAN J. 33 mo

1994-09 — 1995-10 WHITE, FRANK 14 mo

1993-10 — 1994-08 ERSON ROYALTY COMPANY, INC. 11 mo

1993-01 — 1993-09 BEAIRD, R.A. OIL OPERATING CO. 9 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3 L	42-441-34177	GRAYROCK ENERGY II, LLC	2	5,500	2007-03-14
1	42-441-01045	GRAYROCK ENERGY II, LLC	1	3,100	1991-06-19

HANKINS, E. -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