HOEFS 52-23

Oil · District 08 · Lease #40450

Operator: SHELL WESTERN E&P

Cum Oil

14k BBL

Cum Gas

27k MCF

casinghead

Wells

1

Production

2010-12 — 2017-05

Peak Month

2010-12

Production History

Cum Oil: 14,473 BBL Cum Gas: 27,002 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

814 BBL/mo

Di (annual)

98.5%

b-factor

0.0

EUR

9,915 BBL

R-squared

0.680

type

exponential

Operator History (from monthly production reports)

2015-01 — 2023-02 COG OPERATING LLC 98 mo
2012-10 — 2014-12 SHELL WESTERN E&P 27 mo
2010-12 — 2012-09 CHESAPEAKE OPERATING, INC. 22 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COG OPERATING LLC120,0002009-07-15