ELLSBERRY '64A'

Oil · District 08 · Lease #43445

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

30k BBL

Cum Gas

84k MCF

casinghead

Wells

1

Production

2013-01 — 2026-01

Peak Month

2013-04

Production History

Cum Oil: 29,698 BBL Cum Gas: 84,363 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

625 BBL/mo

Di (annual)

218.1%

b-factor

1.2

EUR

21,606 BBL

R-squared

0.440

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2013-01 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 144 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC112,0002012-08-29