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LONG-BELL OIL UNIT

Oil · District 06 · Lease #13262

Operator: TANA OIL AND GAS CORPORATION

Fields: BROOKELAND (AUSTIN CHALK, 8800)

Cum Oil

494k BBL

Cum Gas

1.4M MCF

casinghead

Wells

2

Production

1993-11 — 2012-08

Peak Month

1994-07

Production History

Cum Oil: 494,400 BBL Cum Gas: 1,427,336 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

13,605 BBL/mo

Di (annual)

321.8%

b-factor

0.5

EUR

100,517 BBL

R-squared

0.434

type

hyperbolic

Operator History (from monthly production reports)

2010-03 — 2026-07 RADIUS OPERATING, LLC 197 mo
2007-05 — 2010-02 KT OPERATING COMPANY LLC 34 mo
2006-01 — 2007-04 RIDGELAND OPERATING COMPANY, LLC 16 mo
1999-04 — 2005-12 BASA RESOURCES, INC. 81 mo
1993-11 — 1999-03 TANA OIL AND GAS CORPORATION 65 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-405-30155RADIUS OPERATING LLC39,8002007-08-14
1ST42-405-30155RADIUS OPERATING LLC39,8002007-08-14