< leases

CASSIDY -A-

Oil · District 08 · Lease #31356

Operator: TAURUS EXPLORATION U.S.A., INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

63k BBL

Cum Gas

274k MCF

casinghead

Wells

2

Production

1993-01 — 2019-06

Peak Month

1995-07

Production History

Cum Oil: 62,657 BBL Cum Gas: 274,194 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

460 BBL/mo

Di (annual)

9.3%

b-factor

0.0

EUR

59,007 BBL

R-squared

0.775

type

exponential

Operator History (from monthly production reports)

2019-02 — 2025-11 DIAMONDBACK E&P LLC 82 mo
1998-12 — 2019-01 ENERGEN RESOURCES CORPORATION 242 mo
1998-03 — 1998-11 TAURUS EXPLORATION U.S.A., INC. 9 mo
1993-01 — 1998-02 BC OPERATING, INC. 62 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-329-31862DIAMONDBACK E&P LLC19,3501987-06-30
242-329-31861DIAMONDBACK E&P LLC19,3501987-06-30