MONROE -118-

Oil · District 08 · Lease #20695

Operator: MARATHON OIL COMPANY

Cum Oil

213k BBL

Cum Gas

801k MCF

casinghead

Wells

5

Production

1993-01 — 2026-04

Peak Month

1994-09

Production History

Cum Oil: 213,032 BBL Cum Gas: 801,268 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,332 BBL/mo

Di (annual)

7.5%

b-factor

0.0

EUR

207,287 BBL

R-squared

0.744

type

exponential

Operator History (from monthly production reports)

2021-02 — 2026-07 EXTEX OPERATING COMPANY 66 mo
2006-04 — 2021-01 LEGACY RESERVES OPERATING LP 178 mo
1999-11 — 2006-03 BROTHERS PRODUCTION COMPANY INC. 77 mo
1993-01 — 1999-10 MARATHON OIL COMPANY 82 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5EXTEX OPERATING COMPANY16,8001988-12-05
142-475-10863EXTEX OPERATING COMPANY------
242-475-10968EXTEX OPERATING COMPANY------
342-475-30678EXTEX OPERATING COMPANY------
442-475-30679EXTEX OPERATING COMPANY------