UNIVERSITY 9-9

Oil · District 7C · Lease #7627

Operator: HEC PETROLEUM, INC.

Cum Oil

18k BBL

Cum Gas

59k MCF

casinghead

Wells

2

Production

1993-01 — 2003-12

Peak Month

1995-01

Production History

Cum Oil: 17,594 BBL Cum Gas: 59,207 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

214 BBL/mo

Di (annual)

16.7%

b-factor

0.0

EUR

15,304 BBL

R-squared

0.630

type

exponential

Operator History (from monthly production reports)

2002-01 — 2005-08 HEC PETROLEUM, INC. 44 mo
1994-12 — 2001-12 HALLWOOD PETROLEUM, INC. 85 mo
1993-01 — 1994-11 HALLWOOD ENERGY CORPORATION 23 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HEC PETROLEUM INC.17,8001978-10-02
1HEC PETROLEUM INC.17,8001978-09-26