SEC. 15-HUMBLE FEE

Oil // district 3 // lease#24748

op: QUAIL CREEK OIL CORPORATION

cum_oil

210k BBL

cum_gas

0 MCF

wells

9

production

2005-10 — 2026-03

peak_month

2009-09

-- production_history

cum_oil: 210,105 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,195 BBL/mo

Di (annual)

7.8%

b-factor

0.0

EUR

179,229 BBL

R-squared

0.310

type

exponential

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9WESTLAND OIL DEVELOPMENT CORP.55,3501992-04-10
2 C42-457-00421--------
2 T42-457-00421--------
342-457-00429--------
4 L42-457-00425--------
4 U42-457-00425--------
642-457-00449--------
6 U42-457-00449--------
842-457-00455--------
EOF // data source: Texas Railroad Commission // 2026