SHANNON ESTATE -M-1-

Oil // district 9 // lease#1134

op: MARATHON OIL COMPANY

fields: OLSON

cum_oil

376k BBL

cum_gas

0 MCF

wells

9

production

1993-01 — 2015-06

peak_month

2014-04

-- production_history

cum_oil: 376,498 BBL cum_gas: 0 MCF

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
20MARATHON OIL COMPANY52,6002019-03-07
18HENRY PETROLEUM CORP.42,3002018-07-05
18HHENRY PETROLEUM CORP.42,3002018-07-05
8ASPEN OPERATING COMPANY, L.L.C.12,0702014-09-15
7ASPEN OPERATING COMPANY, L.L.C.12,0722014-09-04
10MARATHON OIL COMPANY12,0001994-06-20
1142-105-02293--------
1742-105-02305--------
1942-105-02309--------
EOF // data source: Texas Railroad Commission // 2026