HARLEY, W. M. #2

Oil // district 6 // lease#12881

op: COTTON VALLEY OPERATIONS, INC.

cum_oil

194 BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2003-08

peak_month

1993-01

-- production_history

cum_oil: 194 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

37 BBL/mo

Di (annual)

804.5%

b-factor

0.4

EUR

84 BBL

R-squared

0.522

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2COTTON VALLEY OPERATIONS, INC.38,0001990-12-07
EOF // data source: Texas Railroad Commission // 2026