NEAL 41

Oil · District 7C · Lease #8807

Operator: HEC PETROLEUM, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

7k BBL

Cum Gas

13k MCF

casinghead

Wells

1

Production

1993-01 — 1999-10

Peak Month

1995-05

Production History

Cum Oil: 7,118 BBL Cum Gas: 12,784 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

213 BBL/mo

Di (annual)

128.8%

b-factor

2.0

EUR

20,630 BBL

R-squared

0.416

type

hyperbolic

Operator History (from monthly production reports)

2002-01 — 2004-12 HEC PETROLEUM, INC. 36 mo

1994-12 — 2001-12 HALLWOOD PETROLEUM, INC. 85 mo

1993-01 — 1994-11 HALLWOOD ENERGY CORPORATION 23 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-461-31723	HEC PETROLEUM INC.	1	9,500	1981-02-06