YOSKO-KINKLER-WITTE PSA

Oil · District 02 · Lease #11767

Operator: MARATHON OIL EF LLC

Cum Oil

261k BBL

Cum Gas

443k MCF

casinghead

Wells

1

Production

2019-08 — 2026-04

Peak Month

2019-11

Production History

Cum Oil: 261,154 BBL Cum Gas: 443,204 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

56,866 BBL/mo

Di (annual)

308.5%

b-factor

0.3

EUR

317,076 BBL

R-squared

0.865

type

hyperbolic

Operator History (from monthly production reports)

2019-08 — 2026-07 MARATHON OIL EF LLC 84 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC121,0002019-06-03