NEFF WEST D 9-4

Oil // district 9 // lease#22814

op: DIAMONDBACK E&P LLC

cum_oil

337k BBL

cum_gas

0 MCF

wells

2

production

2024-10 — 2026-03

peak_month

2025-03

-- production_history

cum_oil: 336,577 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

34,221 BBL/mo

Di (annual)

120.2%

b-factor

0.0

EUR

341,954 BBL

R-squared

0.440

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4204HDE IV OPERATING, LLC310,5552024-01-08
4404HDE IV OPERATING, LLC210,5552024-01-08
EOF // multi-state drilling data platform // 2026