WTH 'F' 15-22

Oil · District 08 · Lease #50605

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

535k BBL

Cum Gas

4.8M MCF

casinghead

Wells

3

Production

2018-06 — 2026-04

Peak Month

2020-12

Production History

Cum Oil: 534,624 BBL Cum Gas: 4,804,780 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

50,035 BBL/mo

Di (annual)

192.9%

b-factor

0.2

EUR

389,691 BBL

R-squared

0.916

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2018-06 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 79 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
261DIAMONDBACK E&P LLC111,0002017-05-05
262DIAMONDBACK E&P LLC111,0002017-05-05
263DIAMONDBACK E&P LLC111,0002017-05-05