HALLFORD

Oil · District 7B · Lease #25173

Operator: MENASCO, J.

Fields: GREAT WHITE (BEND CONGLOMERATE)

Cum Oil

3k BBL

Cum Gas

19 MCF

casinghead

Wells

1

Production

1993-01 — 2000-05

Peak Month

1993-01

Production History

Cum Oil: 2,750 BBL Cum Gas: 19 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

161 BBL/mo

Di (annual)

552.5%

b-factor

1.7

EUR

5,796 BBL

R-squared

0.463

type

hyperbolic

Operator History (from monthly production reports)

1998-11 — 2000-10 MENASCO, J. 24 mo

1997-01 — 1998-10 DAKOTA ASSOCIATES 22 mo

1995-05 — 1996-12 DAKOTA ASSOCIATES, INC. 20 mo

1993-01 — 1995-04 FORCENERGY GAS EXPLORATION INC. 28 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-433-32435	MENASCO J.	1	6,400	1988-09-09