IRVIN UNIT

Oil // district 8 // lease#28147

op: VENTEX OPERATING CORP.

cum_oil

64k BBL

cum_gas

0 MCF

wells

1

production

1997-03 — 2014-09

peak_month

1997-12

-- production_history

cum_oil: 64,248 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,339 BBL/mo

Di (annual)

64.7%

b-factor

0.5

EUR

46,795 BBL

R-squared

0.722

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1VENTEX OPERATING CORP.44,9902013-01-04
EOF // data source: Texas Railroad Commission // 2026