SHEPHERD "703"

Oil // district 11 // lease#66274

op: VANGUARD PERMIAN, LLC

cum_oil

76k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 75,688 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,658 BBL/mo

Di (annual)

74.6%

b-factor

0.5

EUR

50,604 BBL

R-squared

0.717

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RILEY PERMIAN OPERATING CO, LLC311,1002022-03-23
2RILEY PERMIAN OPERATING CO, LLC512,0002022-03-23
EOF // multi-state drilling data platform // 2026