ONA 44-3 D

Oil · District 08 · Lease #52706

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

352k BBL

Cum Gas

2.2M MCF

casinghead

Wells

1

Production

2019-09 — 2026-04

Peak Month

2019-12

Production History

Cum Oil: 352,028 BBL Cum Gas: 2,156,351 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,720 BBL/mo

Di (annual)

234.7%

b-factor

0.8

EUR

464,640 BBL

R-squared

0.976

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2019-09 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 64 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
241DIAMONDBACK E&P LLC111,0002019-03-07