ROBINSON HEIRS -B-

Oil · District 06 · Lease #241

Operator: SOUTHWEST OPERATING, INC.-TYLER

Fields: COKE

Cum Oil

107k BBL

Cum Gas

25 MCF

casinghead

Wells

2

Production

1993-01 — 2015-12

Peak Month

1994-10

Production History

Cum Oil: 107,056 BBL Cum Gas: 25 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

807 BBL/mo

Di (annual)

10.9%

b-factor

0.0

EUR

88,440 BBL

R-squared

0.427

type

exponential

Operator History (from monthly production reports)

2014-09 — 2016-05 GLORI ENERGY HOLDINGS INC. 20 mo
2007-10 — 2014-08 SOUTHWEST OPERATING, INC.-TYLER 83 mo
2006-09 — 2007-09 SHILOH OPERATING LLC 13 mo
2006-08 — 2006-08 5-N ENERGY 1 mo
1994-06 — 2006-07 NOBLE & CANTRELL EXPL. CO., INC. 146 mo
1993-01 — 1994-05 NCEC, INC. 17 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1 RGTG OPERATING, LLC16,7002015-12-29
142-499-00423GLORI ENERGY HOLDINGS INC.------