< leases

LONG "398"

Oil · District 09 · Lease #24343

Operator: KEY ENERGY OF COLORADO, INC.

Fields: RIGHT CHOICE (CHAPPEL)

Cum Oil

32k BBL

Cum Gas

2k MCF

casinghead

Wells

2

Production

1993-01 — 2010-08

Peak Month

1995-01

Production History

Cum Oil: 32,160 BBL Cum Gas: 1,859 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

511 BBL/mo

Di (annual)

24.3%

b-factor

0.0

EUR

25,175 BBL

R-squared

0.728

type

exponential

Operator History (from monthly production reports)

2020-07 — 2026-07 ASSENT ENERGY PARTNERS, LLC 73 mo
2015-04 — 2020-06 EAGLE HYDROCARBONS INC. 63 mo
2014-09 — 2015-03 EAGLE HYDROCARBONS (TEXAS) INC. 7 mo
2013-12 — 2014-08 EAGLE ENERGY ACQUISITIONS LP 9 mo
1997-11 — 2013-11 KEY ENERGY OF COLORADO, INC. 193 mo
1995-03 — 1997-10 ENSERCH EXPLORATION, INC 32 mo
1993-01 — 1995-02 EP OPERATING LIMITED PARTNERSHIP 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3X42-197-31316ASSENT ENERGY PARTNERS, LLC38,4002005-10-07
142-197-30655ASSENT ENERGY PARTNERS LLC18,2501984-03-09