UNIVERSITY -K-

Oil // district 9 // lease#461

op: MARATHON OIL COMPANY

cum_oil

183k BBL

cum_gas

0 MCF

wells

9

production

1993-01 — 2026-03

peak_month

2000-12

-- production_history

cum_oil: 183,347 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,603 BBL/mo

Di (annual)

15.4%

b-factor

0.0

EUR

124,485 BBL

R-squared

0.873

type

exponential

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6MARATHON OIL COMPANY22,7502001-05-02
9MARATHON OIL COMPANY12,8001996-02-14
7MARATHON OIL COMPANY12,5001995-11-09
8MARATHON OIL COMPANY12,5001995-11-09
5MARATHON OIL COMPANY12,7501986-10-15
142-105-02321--------
242-105-02330--------
342-105-02340--------
442-105-02349--------
EOF // data source: Texas Railroad Commission // 2026