EARLY 592-591 UNIT 1

Oil · District 08 · Lease #56312

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

4.0M BBL

Cum Gas

13.7M MCF

casinghead

Wells

12

Production

2021-05 — 2026-04

Peak Month

2022-01

Production History

Cum Oil: 3,960,251 BBL Cum Gas: 13,713,902 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

298,266 BBL/mo

Di (annual)

236.8%

b-factor

0.8

EUR

5,145,314 BBL

R-squared

0.989

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2021-05 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 44 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
211DIAMONDBACK E&P LLC110,5662021-03-31
213DIAMONDBACK E&P LLC110,5662021-03-31
112DIAMONDBACK E&P LLC110,6552021-03-30
122DIAMONDBACK E&P LLC211,0002021-03-30
132DIAMONDBACK E&P LLC110,5662021-03-30
135DIAMONDBACK E&P LLC110,5662021-03-30
141DIAMONDBACK E&P LLC110,6552021-03-30
221DIAMONDBACK E&P LLC211,0002021-03-30
223DIAMONDBACK E&P LLC211,0002021-03-30
231DIAMONDBACK E&P LLC110,5662021-03-30
233DIAMONDBACK E&P LLC110,5662021-03-30
234DIAMONDBACK E&P LLC110,5662021-03-30