LA BRISA RANCH

Oil · District 04 · Lease #12708

Operator: BELCO OPERATING CORP.

Cum Oil

17k BBL

Cum Gas

9k MCF

casinghead

Wells

2

Production

1997-09 — 2000-01

Peak Month

1998-01

Production History

Cum Oil: 16,760 BBL Cum Gas: 8,625 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,726 BBL/mo

Di (annual)

728.8%

b-factor

1.5

EUR

40,892 BBL

R-squared

0.920

type

hyperbolic

Operator History (from monthly production reports)

1998-09 — 2000-02 BELCO ENERGY CORP. 18 mo
1997-09 — 1998-08 BELCO OPERATING CORP. 12 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ABELCO OPERATING CORP.36,5002000-01-20
3BELCO ENERGY CORP.16,1001997-12-04