GRAHAM-DEBAULT UNIT

Oil // district 1 // lease#15220

op: HOUSTON GULF ENERGY CORPORATION

cum_oil

2k BBL

cum_gas

0 MCF

wells

1

production

2010-06 — 2026-03

peak_month

2011-04

-- production_history

cum_oil: 1,843 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

93 BBL/mo

Di (annual)

533.3%

b-factor

0.8

EUR

626 BBL

R-squared

0.302

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PEMBERTON, WAYNE35,8272010-09-13
EOF // data source: Texas Railroad Commission // 2026