RAYBURN UNIT #4

Oil · District 06 · Lease #13785

Operator: TANA OIL AND GAS CORPORATION

Cum Oil

57k BBL

Cum Gas

706k MCF

casinghead

Wells

2

Production

1997-12 — 2012-09

Peak Month

1998-03

Production History

Cum Oil: 56,970 BBL Cum Gas: 706,002 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,357 BBL/mo

Di (annual)

73.6%

b-factor

0.2

EUR

47,927 BBL

R-squared

0.579

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
1997-12 — 1999-03 TANA OIL AND GAS CORPORATION 16 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4RADIUS OPERATING, LLC210,0002007-08-10
4HRADIUS OPERATING, LLC210,0002007-08-10