LUNDEN

Oil · District 7C · Lease #18298

Operator: TRUE OIL COMPANY LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

176k BBL

Cum Gas

592k MCF

casinghead

Wells

4

Production

2013-05 — 2026-04

Peak Month

2014-09

Production History

Cum Oil: 176,170 BBL Cum Gas: 591,716 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,137 BBL/mo

Di (annual)

25.3%

b-factor

0.0

EUR

148,601 BBL

R-squared

0.700

type

exponential

Operator History (from monthly production reports)

2017-03 — 2026-07 COG OPERATING LLC 113 mo

2016-04 — 2017-02 SUMMIT PETROLEUM LLC 11 mo

2014-09 — 2016-03 TRUE OIL COMPANY LLC 19 mo

2013-05 — 2014-08 SUMMIT PETROLEUM LLC 16 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
6505	42-461-39512	COG OPERATING LLC	1	13,000	2014-06-27
6501	42-461-39485	COG OPERATING LLC	1	13,000	2014-06-04
1	42-461-34100	COG OPERATING LLC	2	10,100	2013-07-18
6513	42-461-38719	COG OPERATING LLC	1	11,000	2013-04-11