< leases

CANON WHATLEY "25"

Oil · District 8A · Lease #66525

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

Fields: JO-MILL (SPRABERRY)

Cum Oil

312k BBL

Cum Gas

211k MCF

casinghead

Wells

5

Production

1993-01 — 2026-03

Peak Month

1993-01

Production History

Cum Oil: 312,124 BBL Cum Gas: 211,379 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,446 BBL/mo

Di (annual)

8.7%

b-factor

0.0

EUR

196,379 BBL

R-squared

0.503

type

exponential

Operator History (from monthly production reports)

2024-02 — 2026-07 SURGE OPERATING, LLC 30 mo
2023-01 — 2024-01 NEC OPERATING, LLC 13 mo
2019-07 — 2022-12 SABINAL ENERGY OPERATING, LLC 42 mo
2019-02 — 2019-06 DIAMONDBACK E&P LLC 5 mo
1998-12 — 2019-01 ENERGEN RESOURCES CORPORATION 242 mo
1998-11 — 1998-11 TAURUS EXPLORATION U.S.A., INC. 1 mo
1998-04 — 1998-10 EEX CORPORATION 7 mo
1995-03 — 1998-03 ENSERCH EXPLORATION, INC 37 mo
1993-01 — 1995-02 EP OPERATING LIMITED PARTNERSHIP 26 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
542-033-31486SURGE OPERATING, LLC17,5001990-10-19
442-033-31482SURGE OPERATING, LLC17,5001990-10-11
242-033-31458SURGE OPERATING, LLC17,5001990-07-20
342-033-31459SURGE OPERATING, LLC17,5001990-07-20
142-033-31442SURGE OPERATING, LLC18,1001990-04-23