HOLMES

Oil // district 13 // lease#29534

op: KEY ENERGY OF COLORADO, INC.

cum_oil

68k BBL

cum_gas

0 MCF

wells

1

production

1998-04 — 2008-12

peak_month

1998-05

-- production_history

cum_oil: 67,890 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

5,596 BBL/mo

Di (annual)

317.0%

b-factor

0.6

EUR

50,556 BBL

R-squared

0.901

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7KEY ENERGY OF COLORADO, INC.48,8002006-03-17
EOF // data source: Texas Railroad Commission // 2026