CHALK, MARY -C-

Oil · District 08 · Lease #11893

Operator: MARATHON OIL COMPANY

Cum Oil

14k BBL

Cum Gas

21 MCF

casinghead

Wells

2

Production

1993-01 — 2011-11

Peak Month

1993-03

Production History

Cum Oil: 14,488 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2006-04 — 2012-09 LEGACY RESERVES OPERATING LP 78 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 (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2EXTEX OPERATING COMPANY11,5001977-09-15
142-227-04134LEGACY RESERVES OPERATING LP------