RATLIFF A1

Oil · District 08 · Lease #54987

Operator: COG OPERATING LLC

Cum Oil

592k BBL

Cum Gas

897k MCF

casinghead

Wells

1

Production

2020-07 — 2026-04

Peak Month

2020-09

Production History

Cum Oil: 591,832 BBL Cum Gas: 896,574 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

13,355 BBL/mo

Di (annual)

23.2%

b-factor

0.0

EUR

691,474 BBL

R-squared

0.501

type

exponential

Operator History (from monthly production reports)

2020-07 — 2026-07 COG OPERATING LLC 73 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2109JMCOG OPERATING LLC110,0002020-01-07