LA BANDERA RANCH

Oil // district 1 // lease#15233

op: SN EF MAVERICK, LLC

cum_oil

348k BBL

cum_gas

0 MCF

wells

6

production

2010-02 — 2026-03

peak_month

2016-08

-- production_history

cum_oil: 347,722 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

6,205 BBL/mo

Di (annual)

75.8%

b-factor

0.3

EUR

139,920 BBL

R-squared

0.842

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10HANADARKO E&P ONSHORE LLC17,1002015-07-10
6HANADARKO E&P COMPANY LP17,5002011-03-04
5HANADARKO E&P COMPANY LP17,5002010-11-12
4HANADARKO E&P COMPANY LP17,0002010-08-18
3HANADARKO E&P COMPANY LP17,0002010-03-24
2HANADARKO E&P COMPANY LP18,0002009-10-28
EOF // data source: Texas Railroad Commission // 2026