SMITH HEIRS

Oil // district 1 // lease#14820

op: TEXIAN OPERATING COMPANY, LLC

cum_oil

149k BBL

cum_gas

0 MCF

wells

10

production

2007-05 — 2026-03

peak_month

2009-11

-- production_history

cum_oil: 149,422 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

9,736 BBL/mo

Di (annual)

135.4%

b-factor

0.3

EUR

123,129 BBL

R-squared

0.950

type

hyperbolic

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16 HNORTH SOUTH OIL, LLC13,0002009-05-21
17 HNORTH SOUTH OIL, LLC13,0002009-05-21
4CAVALIER OIL & GAS, INC.43,6002008-11-04
3CAVALIER OIL & GAS, INC.33,6002007-08-04
10JEAN OIL CO.33,0002007-06-18
11JEAN OIL CO.33,0002007-06-18
7CAVALIER OIL & GAS, INC.13,0002007-06-18
8CAVALIER OIL & GAS, INC.13,0002007-06-18
9JEAN OIL CO.23,0002007-06-18
12CAVALIER OIL & GAS, INC.23,6002007-06-12
EOF // data source: Texas Railroad Commission // 2026