BILSKY-CHUMCHAL SA3

Oil · District 01 · Lease #20699

Operator: MARATHON OIL EF LLC

Cum Oil

337k BBL

Cum Gas

461k MCF

casinghead

Wells

1

Production

2022-08 — 2026-04

Peak Month

2022-11

Production History

Cum Oil: 337,196 BBL Cum Gas: 461,221 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

51,309 BBL/mo

Di (annual)

776.1%

b-factor

1.1

EUR

585,463 BBL

R-squared

0.975

type

hyperbolic

Operator History (from monthly production reports)

2022-08 — 2026-07 MARATHON OIL EF LLC 48 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HMARATHON OIL EF LLC124,0002022-06-03