< leases

CHAPA, SALOMON

Oil · District 04 · Lease #12043

Operator: SOUTH TEXAS OPERATING COMPANY

Fields: TABASCO (E)

Cum Oil

8k BBL

Cum Gas

24k MCF

casinghead

Wells

1

Production

1993-01 — 1997-04

Peak Month

1995-12

Production History

Cum Oil: 7,912 BBL Cum Gas: 24,080 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

734 BBL/mo

Di (annual)

200.1%

b-factor

0.0

EUR

4,409 BBL

R-squared

0.673

type

exponential

Operator History (from monthly production reports)

2012-07 — 2026-07 RINCON PETROLEUM CORPORATION 169 mo
2012-06 — 2012-06 BRUINGTON OPERATING, L.L.C. 1 mo
2010-03 — 2012-05 REVEILLE RESOURCES (TEXAS), INC. 27 mo
2008-01 — 2010-02 REVEILLE RESOURCES 26 mo
2005-06 — 2007-12 GREEHEY & COMPANY, LTD. 31 mo
1993-01 — 2005-05 SOUTH TEXAS OPERATING COMPANY 149 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
942-215-30795ENERGY DEVELOPMENT CORP.25,6161989-10-11