< leases

PATTERSON "E"

Oil · District 03 · Lease #13751

Operator: SMITH BROTHERS OIL & GAS, INC.

Fields: STONE CITY (AUSTIN CHALK)

Cum Oil

29k BBL

Cum Gas

86k MCF

casinghead

Wells

2

Production

1993-01 — 1997-07

Peak Month

1994-12

Production History

Cum Oil: 28,732 BBL Cum Gas: 86,329 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

851 BBL/mo

Di (annual)

29.9%

b-factor

0.0

EUR

34,154 BBL

R-squared

0.556

type

exponential

Operator History (from monthly production reports)

2000-04 — 2001-01 SMITH BROTHERS OIL & GAS, INC. 10 mo
1999-04 — 2000-03 PETRA OLEUM CORP. 12 mo
1997-02 — 1999-03 COSTILLA ENERGY, INC. 26 mo
1996-06 — 1997-01 COSTILLA PETROLEUM CORPORATION 8 mo
1995-02 — 1996-05 PARKER & PARSLEY PRODUCING L.P. 16 mo
1994-10 — 1995-01 PARKER & PARSLEY DEVELOPMENT L.P 4 mo
1994-04 — 1994-09 BRIDGE OIL COMPANY, L. P. 6 mo
1993-01 — 1994-03 SANTA FE ENERGY RESOURCES, INC. 15 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-051-30967SMITH BROTHERS OIL & GAS INC.19,0001980-08-26
242-051-30968SMITH BROTHERS OIL & GAS INC.19,0001980-08-26