TSRH

Oil // district 9 // lease#15766

op: PIONEER NATURAL RES. USA, INC.

cum_oil

819 BBL

cum_gas

0 MCF

wells

1

production

2005-07 — 2018-01

peak_month

2005-09

-- production_history

cum_oil: 819 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

31 BBL/mo

Di (annual)

164.8%

b-factor

1.0

EUR

785 BBL

R-squared

0.539

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1136SANCHEZ-O'BRIEN OIL & GAS CORP.58,9052005-02-28
EOF // data source: Texas Railroad Commission // 2026