POWELL, VIRGIL "B"

Oil · District 7C · Lease #17149

Operator: COG OPERATING LLC

Cum Oil

187k BBL

Cum Gas

605k MCF

casinghead

Wells

5

Production

2010-05 — 2026-04

Peak Month

2012-08

Production History

Cum Oil: 187,387 BBL Cum Gas: 604,611 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,658 BBL/mo

Di (annual)

174.9%

b-factor

1.4

EUR

185,690 BBL

R-squared

0.630

type

hyperbolic

Operator History (from monthly production reports)

2010-05 — 2026-07 COG OPERATING LLC 195 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4811COG OPERATING LLC112,0002012-03-22
4815COG OPERATING LLC112,0002011-04-25
4807COG OPERATING LLC211,0002009-08-26
4806COG OPERATING LLC211,0002005-03-25
4805COG OPERATING LLC311,1002003-10-16