PIER 21-24 UNIT 1

Oil · District 08 · Lease #53966

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

4.1M BBL

Cum Gas

10.4M MCF

casinghead

Wells

10

Production

2019-12 — 2026-04

Peak Month

2020-03

Production History

Cum Oil: 4,146,132 BBL Cum Gas: 10,418,787 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

209,488 BBL/mo

Di (annual)

135.3%

b-factor

0.7

EUR

5,018,813 BBL

R-squared

0.971

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2019-12 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 61 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
132DIAMONDBACK E&P LLC112,0002019-05-01
142DIAMONDBACK E&P LLC112,0002019-05-01
231DIAMONDBACK E&P LLC112,0002019-05-01
241DIAMONDBACK E&P LLC112,0002019-05-01
112DIAMONDBACK E&P LLC112,0002019-04-24
122DIAMONDBACK E&P LLC112,0002019-04-24
124DIAMONDBACK E&P LLC112,0002019-04-24
211DIAMONDBACK E&P LLC112,0002019-04-24
221DIAMONDBACK E&P LLC112,0002019-04-24
223DIAMONDBACK E&P LLC112,0002019-04-24