SANFORD GRAY

Oil // district 10 // lease#37728

op: THREE RIVERS OPERATING CO LLC

cum_oil

525 BBL

cum_gas

0 MCF

wells

1

production

2003-12 — 2015-03

peak_month

2004-01

-- production_history

cum_oil: 525 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

77 BBL/mo

Di (annual)

171.2%

b-factor

0.4

EUR

834 BBL

R-squared

0.483

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PERMIAN RESOURCES, INC.25,2202003-07-09
EOF // data source: Texas Railroad Commission // 2026