ROCKER B 135

Oil // district 9 // lease#14302

op: HEC PETROLEUM, INC.

cum_oil

18k BBL

cum_gas

0 MCF

wells

1

production

1995-10 — 2011-09

peak_month

1995-12

-- production_history

cum_oil: 18,275 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

581 BBL/mo

Di (annual)

86.2%

b-factor

0.7

EUR

20,800 BBL

R-squared

0.825

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HALLWOOD PETROLEUM, INC.16,6001995-08-03
EOF // multi-state drilling data platform // 2026