TERRY SHAFER UNIT

Oil · District 08 · Lease #33662

Operator: WISER OIL COMPANY, THE

Cum Oil

86k BBL

Cum Gas

97k MCF

casinghead

Wells

1

Production

1993-01 — 2001-05

Peak Month

1993-07

Production History

Cum Oil: 85,783 BBL Cum Gas: 96,743 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,637 BBL/mo

Di (annual)

77.6%

b-factor

0.5

EUR

77,580 BBL

R-squared

0.851

type

hyperbolic

Operator History (from monthly production reports)

1999-05 — 2026-07 FINLEY RESOURCES, INC. 327 mo
1993-01 — 1999-04 WISER OIL COMPANY, THE 76 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1FINLEY RESOURCES INC.27,6001992-10-30