MAHAFFEY -A-

Oil · District 08 · Lease #27030

Operator: WAGNER & BROWN, LTD.

Fields: CONGER (PENN)

Cum Oil

3k BBL

Cum Gas

130k MCF

casinghead

Wells

1

Production

1993-01 — 2006-06

Peak Month

1995-04

Production History

Cum Oil: 3,133 BBL Cum Gas: 129,821 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

39 BBL/mo

Di (annual)

15.5%

b-factor

0.0

EUR

2,947 BBL

R-squared

0.311

type

exponential

Operator History (from monthly production reports)

2004-01 — 2007-02 RANGE PRODUCTION COMPANY 38 mo
1993-01 — 2003-12 WAGNER & BROWN, LTD. 132 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
104RANGE PRODUCTION COMPANY18,6001981-10-23