HOPPER "5"

Oil · District 08 · Lease #40162

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

231k BBL

Cum Gas

491k MCF

casinghead

Wells

3

Production

2009-12 — 2026-04

Peak Month

2015-03

Production History

Cum Oil: 231,289 BBL Cum Gas: 490,641 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,888 BBL/mo

Di (annual)

48.6%

b-factor

1.1

EUR

251,596 BBL

R-squared

0.636

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2009-12 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 181 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC212,0002017-08-09
2DIAMONDBACK E&P LLC312,0002017-06-30
3DIAMONDBACK E&P LLC312,0002017-06-30