GEISTMAN, L. E.

Oil · District 7C · Lease #11001

Operator: PETRA OLEUM CORP.

Fields: OVERMAN (GARDNER)

Cum Oil

8k BBL

Cum Gas

10k MCF

casinghead

Wells

1

Production

1993-01 — 2001-07

Peak Month

1993-05

Production History

Cum Oil: 8,104 BBL Cum Gas: 9,810 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

269 BBL/mo

Di (annual)

36.3%

b-factor

0.0

EUR

8,870 BBL

R-squared

0.564

type

exponential

Operator History (from monthly production reports)

2000-06 — 2026-07 FLAMINGO GAS & OIL 314 mo

1997-05 — 2000-05 PETRA OLEUM CORP. 37 mo

1997-02 — 1997-04 COSTILLA ENERGY, INC. 3 mo

1993-01 — 1997-01 COSTILLA PETROLEUM CORPORATION 49 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-399-33325	FLAMINGO GAS & OIL	1	5,050	1984-09-11