< leases

LANGFORD "25"

Oil · District 09 · Lease #24739

Operator: KEY ENERGY OF COLORADO, INC.

Fields: QUANAH CENTENNIAL (CHAPPEL)

Cum Oil

25k BBL

Cum Gas

18k MCF

casinghead

Wells

1

Production

1993-01 — 2011-06

Peak Month

2004-07

Production History

Cum Oil: 25,213 BBL Cum Gas: 17,787 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,958 BBL/mo

Di (annual)

683.3%

b-factor

0.8

EUR

13,061 BBL

R-squared

0.910

type

hyperbolic

Operator History (from monthly production reports)

2014-09 — 2014-12 EAGLE HYDROCARBONS (TEXAS) INC. 4 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 (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-197-30756EAGLE HYDROCARBONS (TEXAS) INC.18,8501984-09-05