MATTINGLEY 14-26 UNIT 2

Oil · District 08 · Lease #52399

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

3.6M BBL

Cum Gas

10.6M MCF

casinghead

Wells

9

Production

2019-05 — 2026-04

Peak Month

2019-10

Production History

Cum Oil: 3,640,816 BBL Cum Gas: 10,601,651 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

294,216 BBL/mo

Di (annual)

330.8%

b-factor

0.9

EUR

4,562,724 BBL

R-squared

0.941

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2019-05 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 68 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
155DIAMONDBACK E&P LLC212,0002018-07-31
272DIAMONDBACK E&P LLC112,0002018-07-30
273DIAMONDBACK E&P LLC112,0002018-07-30
153DIAMONDBACK E&P LLC212,0002018-07-27
251DIAMONDBACK E&P LLC212,0002018-07-27
262DIAMONDBACK E&P LLC112,0002018-07-27
261DIAMONDBACK E&P LLC112,0002018-07-26
271DIAMONDBACK E&P LLC112,0002018-07-26
281DIAMONDBACK E&P LLC112,0002018-07-26