UL DIGGER

Oil // district 10 // lease#39952

op: WINDSOR PERMIAN LLC

cum_oil

640k BBL

cum_gas

0 MCF

wells

13

production

2009-12 — 2026-03

peak_month

2014-07

-- production_history

cum_oil: 640,136 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

12,811 BBL/mo

Di (annual)

83.2%

b-factor

1.4

EUR

1,020,467 BBL

R-squared

0.943

type

hyperbolic

-- wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
311WINDSOR PERMIAN LLC310,9502021-11-15
311WDWINDSOR PERMIAN LLC310,9502021-11-15
502HDIAMONDBACK E&P LLC19,0002014-02-26
602HDIAMONDBACK E&P LLC19,0002013-11-05
601HDIAMONDBACK E&P LLC19,0002013-05-29
113DIAMONDBACK E&P LLC112,0002012-12-11
307WINDSOR PERMIAN LLC212,0002012-05-31
302WINDSOR PERMIAN LLC211,5002012-02-08
706WINDSOR PERMIAN LLC210,9502011-08-26
410WINDSOR PERMIAN LLC210,9002011-08-09
614WINDSOR PERMIAN LLC210,9002011-07-06
103WINDSOR ENERGY GROUP, L.L.C.210,9002010-11-16
203WINDSOR PERMIAN LLC210,9502010-06-15
EOF // data source: Texas Railroad Commission // 2026