RIFLE EAST 7520

Oil · District 08 · Lease #51688

Operator: COG OPERATING LLC

Cum Oil

259k BBL

Cum Gas

597k MCF

casinghead

Wells

1

Production

2018-07 — 2026-04

Peak Month

2018-08

Production History

Cum Oil: 258,839 BBL Cum Gas: 596,679 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,154 BBL/mo

Di (annual)

167.6%

b-factor

0.9

EUR

387,657 BBL

R-squared

0.844

type

hyperbolic

Operator History (from monthly production reports)

2018-07 — 2026-07 COG OPERATING LLC 97 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HCOG OPERATING LLC112,8002018-01-02