WELLS-NICHOLS

Oil // district 13 // lease#19185

op: KEY ENERGY OF COLORADO, INC.

cum_oil

1.0M BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

1996-08

-- production_history

cum_oil: 1,001,798 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,768 BBL/mo

Di (annual)

18.6%

b-factor

0.4

EUR

754,847 BBL

R-squared

0.789

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5EAGLE HYDROCARBONS INC.19,1002015-11-04
4EAGLE HYDROCARBONS (TEXAS) INC.39,1002014-09-12
1ENSERCH EXPLORATION, INC19,1001978-10-31
EOF // data source: Texas Railroad Commission // 2026