HALLEY "A"

Oil · District 10 · Lease #2430

Operator: SIMON, W. D. OIL CO.

Fields: HALLEY

Cum Oil

63k BBL

Cum Gas

0 MCF

Wells

12

Production

1993-01 — 2026-03

Peak Month

1997-11

Production History

Cum Oil: 63,498 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

832 BBL/mo

Di (annual)

33.0%

b-factor

0.0

EUR

30,244 BBL

R-squared

0.652

type

exponential

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
15PETROLEUM CORPORATION OF TEXAS13,1001981-07-29
10AW42-495-04458--------
11A42-495-04459--------
12A42-495-80103--------
13A42-495-80104--------
3A42-495-80098--------
4AW42-495-00779--------
5A42-495-80099--------
6A42-495-80100--------
7AW42-495-00780--------
8W42-495-00766--------
9A42-495-00775--------
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