NEFF WEST D 9-4

Oil · District 7C · Lease #22814

Operator: DIAMONDBACK E&P LLC

Cum Oil

393k BBL

Cum Gas

1.2M MCF

casinghead

Wells

2

Production

2024-10 — 2026-04

Peak Month

2025-10

Production History

Cum Oil: 393,463 BBL Cum Gas: 1,184,693 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

31,328 BBL/mo

Di (annual)

89.7%

b-factor

0.0

EUR

419,487 BBL

R-squared

0.469

type

exponential

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 (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4204HDIAMONDBACK E&P LLC310,5552024-01-08
4404HDIAMONDBACK E&P LLC210,5552024-01-08