TOM-SMITH UNIT A

Oil · District 01 · Lease #17689

Operator: MARATHON OIL EF LLC

Cum Oil

1.4M BBL

Cum Gas

1.7M MCF

casinghead

Wells

6

Production

2014-02 — 2026-04

Peak Month

2019-10

Production History

Cum Oil: 1,433,501 BBL Cum Gas: 1,746,968 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

69,669 BBL/mo

Di (annual)

218.7%

b-factor

0.6

EUR

898,424 BBL

R-squared

0.900

type

hyperbolic

Operator History (from monthly production reports)

2014-02 — 2026-07 MARATHON OIL EF LLC 150 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HMARATHON OIL EF LLC122,0002019-03-11
1HMARATHON OIL EF LLC119,6002015-09-17
2HMARATHON OIL EF LLC119,6002015-09-17
6HMARATHON OIL EF LLC319,5002014-05-12
3HMARATHON OIL EF LLC319,5002013-11-20
5HMARATHON OIL EF LLC219,5002013-11-20