SHANNON ESTATE -M-2-

Oil · District 7C · Lease #1135

Operator: MARATHON OIL COMPANY

Fields: OLSON

Cum Oil

89k BBL

Cum Gas

21 MCF

casinghead

Wells

7

Production

1993-01 — 2014-12

Peak Month

1993-01

Production History

Cum Oil: 89,344 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,094 BBL/mo

Di (annual)

21.1%

b-factor

0.4

EUR

94,940 BBL

R-squared

0.786

type

hyperbolic

Operator History (from monthly production reports)

2005-01 — 2015-06 ASPEN OPERATING COMPANY, L.L.C. 126 mo
2001-04 — 2004-12 HENRY PETROLEUM LP 45 mo
1999-12 — 2001-03 HENRY PETROLEUM CORP. 16 mo
1993-01 — 1999-11 MARATHON OIL COMPANY 83 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14ASPEN OPERATING COMPANY, L.L.C.12,1431995-07-19
16 RASPEN OPERATING COMPANY, L.L.C.22,6001994-06-20
16 UASPEN OPERATING COMPANY, L.L.C.22,6001994-06-20
12 RASPEN OPERATING COMPANY, L.L.C.12,6001991-05-20
1242-105-02295ASPEN OPERATING COMPANY L.L.C.------
1342-105-02297ASPEN OPERATING COMPANY L.L.C.------
1642-105-02303ASPEN OPERATING COMPANY L.L.C.------