WELDER, J.F. HEIRS

Oil · District 02 · Lease #6543

Operator: WHITEHALL OPERATING INC.

Cum Oil

23k BBL

Cum Gas

24 MCF

casinghead

Wells

2

Production

1993-01 — 1999-01

Peak Month

1993-01

Production History

Cum Oil: 22,937 BBL Cum Gas: 24 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

766 BBL/mo

Di (annual)

36.7%

b-factor

0.0

EUR

25,053 BBL

R-squared

0.912

type

exponential

Operator History (from monthly production reports)

1995-09 — 2003-08 HARVEY BROTHERS OIL & GAS 96 mo
1994-12 — 1995-08 HARVEY, MIKE W. OIL & GAS 9 mo
1993-01 — 1994-11 WHITEHALL OPERATING INC. 23 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
20HARVEY BROTHERS OIL & GAS16,5001984-02-15
19HARVEY BROTHERS OIL & GAS16,4501983-11-30