TIMMERMAN J1

Oil · District 08 · Lease #53834

Operator: COG OPERATING LLC

Cum Oil

437k BBL

Cum Gas

870k MCF

casinghead

Wells

1

Production

2020-02 — 2026-04

Peak Month

2020-03

Production History

Cum Oil: 437,307 BBL Cum Gas: 869,857 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,815 BBL/mo

Di (annual)

31.5%

b-factor

0.0

EUR

411,904 BBL

R-squared

0.447

type

exponential

Operator History (from monthly production reports)

2020-02 — 2026-07 COG OPERATING LLC 78 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2208MHCOG OPERATING LLC112,0002019-04-01