< leases

SOUTH TEXAS SYNDICATE -A-

Oil · District 01 · Lease #6497

Operator: WHITING PETROLEUM CORPORATION

Fields: GREEN BRANCH (QUEEN CITY)

Cum Oil

202k BBL

Cum Gas

113 MCF

casinghead

Wells

5

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 202,295 BBL Cum Gas: 113 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

715 BBL/mo

Di (annual)

2.9%

b-factor

0.0

EUR

224,425 BBL

R-squared

0.356

type

exponential

Operator History (from monthly production reports)

2026-03 — 2026-07 CARIBBEAN ENERGY LLC II 5 mo
2023-03 — 2026-02 VERMILLION PRODUCTION, INC. 36 mo
2018-08 — 2023-02 TERRAFINA ENERGY, LLC 55 mo
2016-01 — 2018-07 FOUNDATION ENERGY MANAGEMENT LLC 31 mo
2003-12 — 2015-12 WHITING OIL AND GAS CORPORATION 145 mo
2002-07 — 2003-11 WHITING PETROLEUM CORPORATION 17 mo
1993-04 — 2002-06 SWIFT ENERGY COMPANY 111 mo
1993-01 — 1993-03 AMERICAN COMETRA, INC. 3 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2242-311-32914CARIBBEAN ENERGY LLC II24,8002012-11-28
1942-311-32911CARIBBEAN ENERGY LLC II22,4001991-12-02
2042-311-32912CARIBBEAN ENERGY LLC II12,3501991-12-02
1442-311-32056CARIBBEAN ENERGY LLC II14,0001984-04-12
1342-311-31450CARIBBEAN ENERGY LLC II12,4001980-04-25