CROSS BAR RANCH A8

Oil · District 08 · Lease #57317

Operator: COG OPERATING LLC

Cum Oil

406k BBL

Cum Gas

727k MCF

casinghead

Wells

1

Production

2021-09 — 2026-04

Peak Month

2022-07

Production History

Cum Oil: 405,625 BBL Cum Gas: 727,304 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

27,221 BBL/mo

Di (annual)

191.8%

b-factor

0.9

EUR

666,929 BBL

R-squared

0.874

type

hyperbolic

Operator History (from monthly production reports)

2021-09 — 2026-07 COG OPERATING LLC 59 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3109JHCOG OPERATING LLC112,0002021-05-05