GLENNA

Oil · District 08 · Lease #39878

Operator: SUMMIT PETROLEUM LLC

Cum Oil

228k BBL

Cum Gas

220k MCF

casinghead

Wells

3

Production

2009-11 — 2026-04

Peak Month

2013-12

Production History

Cum Oil: 228,169 BBL Cum Gas: 220,410 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,397 BBL/mo

Di (annual)

39.1%

b-factor

0.7

EUR

237,810 BBL

R-squared

0.728

type

hyperbolic

Operator History (from monthly production reports)

2012-02 — 2026-07 COG OPERATING LLC 174 mo
2010-11 — 2012-01 PDC ENERGY 15 mo
2009-11 — 2010-10 SUMMIT PETROLEUM LLC 12 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2102HCOG OPERATING LLC110,2002013-05-10
2161COG OPERATING LLC111,9002011-08-12
2107COG OPERATING LLC111,5002009-08-07