NORTHERN RANCH

Oil // district 3 // lease#23106

op: MUELLER ENGINEERING CORP.

cum_oil

96k BBL

cum_gas

0 MCF

wells

2

production

1996-11 — 2008-11

peak_month

1997-11

-- production_history

cum_oil: 96,153 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,574 BBL/mo

Di (annual)

184.9%

b-factor

1.2

EUR

99,868 BBL

R-squared

0.575

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8PENNZOIL COMPANY37,4002006-02-17
8 UPENNZOIL COMPANY37,4002006-02-17
EOF // data source: Texas Railroad Commission // 2026