NEFF WEST B 9-4

Oil · District 7C · Lease #22813

Operator: DIAMONDBACK E&P LLC

Cum Oil

237k BBL

Cum Gas

741k MCF

casinghead

Wells

1

Production

2024-10 — 2026-04

Peak Month

2025-03

Production History

Cum Oil: 237,186 BBL Cum Gas: 740,816 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

43,530 BBL/mo

Di (annual)

526.4%

b-factor

0.9

EUR

453,579 BBL

R-squared

0.970

type

hyperbolic

Operator History (from monthly production reports)

2025-05 — 2026-07 DIAMONDBACK E&P LLC 15 mo
2024-10 — 2025-04 DE IV OPERATING, LLC 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4302HDIAMONDBACK E&P LLC310,5552024-01-08