< leases

DENISON'S

Oil · District 7B · Lease #26075

Operator: ROVER PETROLEUM OPERATING, LLC

Fields: FLOWERS (CANYON SAND)

Cum Oil

33k BBL

Cum Gas

667 MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-04

Production History

Cum Oil: 32,868 BBL Cum Gas: 667 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

444 BBL/mo

Di (annual)

25.1%

b-factor

0.4

EUR

33,011 BBL

R-squared

0.955

type

hyperbolic

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
2007-09 — 2009-04 L.C.S. PRODUCTION COMPANY 20 mo
1997-05 — 2007-08 PETRA OLEUM CORP. 124 mo
1997-02 — 1997-04 COSTILLA ENERGY, INC. 3 mo
1993-01 — 1997-01 COSTILLA PETROLEUM CORPORATION 49 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-433-32741GRAYROCK ENERGY II, LLC14,3001991-10-07
142-433-32668GRAYROCK ENERGY II, LLC14,3001990-11-28