COLLIER 52-14

Oil · District 08 · Lease #40451

Operator: SHELL WESTERN E&P

Fields: WOLFBONE (TREND AREA)

Cum Oil

18k BBL

Cum Gas

78k MCF

casinghead

Wells

1

Production

2010-12 — 2014-12

Peak Month

2011-03

Production History

Cum Oil: 17,730 BBL Cum Gas: 77,803 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

516 BBL/mo

Di (annual)

20.5%

b-factor

0.0

EUR

30,169 BBL

R-squared

0.374

type

exponential

Operator History (from monthly production reports)

2015-01 — 2019-04 COG OPERATING LLC 52 mo

2012-10 — 2014-12 SHELL WESTERN E&P 27 mo

2010-12 — 2012-09 CHESAPEAKE OPERATING, INC. 22 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-389-32572	COG OPERATING LLC	2	20,000	2008-09-26