LEA, P.J.

Oil // district 10 // lease#28523

op: VANGUARD PERMIAN, LLC

cum_oil

134k BBL

cum_gas

0 MCF

wells

11

production

1993-01 — 2026-03

peak_month

2023-03

-- production_history

cum_oil: 133,882 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,700 BBL/mo

Di (annual)

124.8%

b-factor

0.6

EUR

81,183 BBL

R-squared

0.862

type

hyperbolic

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
66SLANT OPERATING, LLC25,0002023-07-19
18SLANT OPERATING, LLC14,8102023-03-17
51SLANT OPERATING, LLC25,0002023-02-14
85SLANT OPERATING, LLC25,2002023-01-27
80SLANT OPERATING, LLC25,2002023-01-09
56SLANT OPERATING, LLC35,0002022-12-13
91SLANT OPERATING, LLC35,1002022-10-13
55SLANT OPERATING, LLC46,4002022-09-30
49MOBIL PRODUCING TX. & N.M. INC.45,0001991-10-30
53MOBIL PRODUCING TX. & N.M. INC.25,0001989-10-02
42MOBIL PRODUCING TX. & N.M. INC.14,5001984-02-10
EOF // data source: Texas Railroad Commission // 2026