TIMMERMAN A9

Oil · District 08 · Lease #61900

Operator: COG OPERATING LLC

Cum Oil

162k BBL

Cum Gas

351k MCF

casinghead

Wells

1

Production

2024-04 — 2026-04

Peak Month

2024-12

Production History

Cum Oil: 161,927 BBL Cum Gas: 351,463 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,669 BBL/mo

Di (annual)

341.2%

b-factor

1.4

EUR

655,247 BBL

R-squared

0.914

type

hyperbolic

Operator History (from monthly production reports)

2024-04 — 2026-07 COG OPERATING LLC 28 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
401BHCOG OPERATING LLC112,0002023-12-27