ZANT 38

Oil // district 10 // lease#34349

op: VALLA ENERGY CORPORATION

cum_oil

29k BBL

cum_gas

0 MCF

wells

2

production

1994-11 — 2015-08

peak_month

1994-12

-- production_history

cum_oil: 28,906 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,007 BBL/mo

Di (annual)

45.6%

b-factor

0.3

EUR

37,552 BBL

R-squared

0.366

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ROBERTSON RESOURCES, INC.511,3002013-06-17
1RROBERTSON RESOURCES, INC.511,3002013-06-17
EOF // data source: Texas Railroad Commission // 2026