BLACKWELL

Oil · District 7C · Lease #17165

Operator: COG OPERATING LLC

Cum Oil

377k BBL

Cum Gas

1.6M MCF

casinghead

Wells

8

Production

2010-05 — 2026-04

Peak Month

2011-08

Production History

Cum Oil: 376,920 BBL Cum Gas: 1,611,577 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,472 BBL/mo

Di (annual)

10.9%

b-factor

0.0

EUR

380,698 BBL

R-squared

0.550

type

exponential

Operator History (from monthly production reports)

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

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10COG OPERATING LLC111,2002010-12-07
9COG OPERATING LLC111,2002010-12-07
6COG OPERATING LLC111,2002009-09-15
5COG OPERATING LLC110,8002007-12-12
4COG OPERATING LLC110,8002007-04-03
3COG OPERATING LLC110,8002005-11-29
4701COG OPERATING LLC211,0002005-07-25
2COG OPERATING LLC110,8002004-10-04