CAVE "9S"

Oil · District 08 · Lease #39342

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

48k BBL

Cum Gas

25k MCF

casinghead

Wells

2

Production

2009-01 — 2026-04

Peak Month

2011-01

Production History

Cum Oil: 47,501 BBL Cum Gas: 24,687 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

526 BBL/mo

Di (annual)

18.3%

b-factor

0.0

EUR

34,458 BBL

R-squared

0.673

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2009-01 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 192 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC212,0002013-10-31
2DIAMONDBACK E&P LLC212,0002013-10-29