WELBORN

Oil · District 8A · Lease #66268

Operator: SANTA FE SNYDER CORPORATION

Cum Oil

138k BBL

Cum Gas

90k MCF

casinghead

Wells

1

Production

1993-01 — 2004-11

Peak Month

1994-12

Production History

Cum Oil: 138,132 BBL Cum Gas: 90,063 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,808 BBL/mo

Di (annual)

13.9%

b-factor

0.0

EUR

156,043 BBL

R-squared

0.635

type

exponential

Operator History (from monthly production reports)

2002-07 — 2006-02 JETTA OPERATING COMPANY, INC. 44 mo
2000-11 — 2002-06 DEVON SFS OPERATING, INC. 20 mo
1999-11 — 2000-10 SANTA FE SNYDER CORPORATION 12 mo
1995-01 — 1999-10 SANTA FE ENERGY RESOURCES, INC. 58 mo
1993-01 — 1994-12 SANTA FE ENERGY OPER. PART., LP 24 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1JETTA OPERATING COMPANY INC.313,5002005-10-28