ZIMMERHANZEL, EDWIN

Oil · District 03 · Lease #15253

Operator: ZIMMERHANZEL, EDWIN

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

953 BBL

Cum Gas

21k MCF

casinghead

Wells

1

Production

1993-01 — 1999-07

Peak Month

1994-10

Production History

Cum Oil: 953 BBL Cum Gas: 20,725 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

86 BBL/mo

Di (annual)

421.7%

b-factor

0.7

EUR

608 BBL

R-squared

0.534

type

hyperbolic

Operator History (from monthly production reports)

1998-02 — 1999-10 ZIMMERHANZEL, EDWIN 21 mo

1995-03 — 1998-01 ARROW EXPLORATION COMPANY 35 mo

1994-08 — 1995-02 REDWOOD ENERGY, INC. 7 mo

1993-01 — 1994-07 CIRRUS PRODUCTION COMPANY 19 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-149-31086	LAMA ENERGY L.L.C.	1	7,800	1981-06-04