OTIS, JOHN -B-

Oil · District 08 · Lease #31131

Operator: MARATHON OIL COMPANY

Cum Oil

11k BBL

Cum Gas

21 MCF

casinghead

Wells

1

Production

1993-01 — 2011-11

Peak Month

1998-01

Production History

Cum Oil: 11,495 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

61 BBL/mo

Di (annual)

8.1%

b-factor

0.0

EUR

8,886 BBL

R-squared

0.347

type

exponential

Operator History (from monthly production reports)

2006-04 — 2012-11 LEGACY RESERVES OPERATING LP 80 mo
1999-11 — 2006-03 BROTHERS PRODUCTION COMPANY INC. 77 mo
1996-04 — 1999-10 MARATHON OIL COMPANY 43 mo
1993-01 — 1996-03 GUTHRIE, A. K. OPERATING CO. 39 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5EXTEX OPERATING COMPANY24,0002011-10-17