NEFF WEST A 9-4

Oil // district 9 // lease#22822

op: DIAMONDBACK E&P LLC

cum_oil

325k BBL

cum_gas

0 MCF

wells

2

production

2024-10 — 2026-03

peak_month

2025-01

-- production_history

cum_oil: 324,719 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

42,744 BBL/mo

Di (annual)

126.2%

b-factor

0.0

EUR

406,951 BBL

R-squared

0.811

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4201HDE IV OPERATING, LLC210,5552024-01-08
4401HDE IV OPERATING, LLC210,5552024-01-08
EOF // multi-state drilling data platform // 2026