CASARES

Oil · District 01 · Lease #14122

Operator: SPUR OPERATING CO.

Cum Oil

31k BBL

Cum Gas

5k MCF

casinghead

Wells

1

Production

1997-05 — 2002-11

Peak Month

1998-08

Production History

Cum Oil: 30,821 BBL Cum Gas: 5,390 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,718 BBL/mo

Di (annual)

91.7%

b-factor

0.2

EUR

28,047 BBL

R-squared

0.873

type

hyperbolic

Operator History (from monthly production reports)

2002-06 — 2008-03 SPUR OPERATING CO. 70 mo
1997-05 — 2002-05 PEDECO, INC. 61 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HSPUR OPERATING CO.49,0001998-06-26