HEFLEY 24

Oil · District 08 · Lease #42714

Operator: SMC OIL & GAS, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

131k BBL

Cum Gas

818k MCF

casinghead

Wells

3

Production

2012-01 — 2026-04

Peak Month

2012-06

Production History

Cum Oil: 131,381 BBL Cum Gas: 817,567 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,859 BBL/mo

Di (annual)

35.6%

b-factor

0.2

EUR

120,358 BBL

R-squared

0.806

type

hyperbolic

Operator History (from monthly production reports)

2022-11 — 2026-07 SMC OIL & GAS, INC. 45 mo

2016-06 — 2022-10 CALLON PETROLEUM OPERATING CO 77 mo

2014-09 — 2016-05 BIG STAR OIL & GAS, LLC 21 mo

2014-02 — 2014-08 ENERGY PRODUCTION CORPORATION 7 mo

2012-01 — 2014-01 BIG STAR OIL & GAS, LLC 25 mo

Wells (3)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3	42-227-37134	SMC OIL & GAS, INC.	2	12,000	2012-08-14
2	42-317-37606	SMC OIL & GAS, INC.	2	12,000	2012-03-12
1	42-227-36717	SMC OIL & GAS, INC.	1	12,000	2011-08-03