SAN CHRISTOVAL RANCH UNIT C

Oil · District 02 · Lease #11167

Operator: MARATHON OIL EF LLC

Cum Oil

280k BBL

Cum Gas

1.1M MCF

casinghead

Wells

4

Production

2015-10 — 2026-04

Peak Month

2015-10

Production History

Cum Oil: 279,770 BBL Cum Gas: 1,087,564 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,897 BBL/mo

Di (annual)

350.9%

b-factor

0.7

EUR

218,466 BBL

R-squared

0.750

type

hyperbolic

Operator History (from monthly production reports)

2015-10 — 2026-07 MARATHON OIL EF LLC 130 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HMARATHON OIL EF LLC120,0002018-04-06
5HMARATHON OIL EF LLC120,0002018-04-06
303HMARATHON OIL EF LLC118,7002015-04-15
4HMARATHON OIL EF LLC118,7002015-04-15