FASKEN FOUNDATION '16-21'

Oil · District 08 · Lease #43676

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

457k BBL

Cum Gas

994k MCF

casinghead

Wells

6

Production

2013-02 — 2026-04

Peak Month

2014-10

Production History

Cum Oil: 456,898 BBL Cum Gas: 994,074 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,058 BBL/mo

Di (annual)

13.6%

b-factor

0.2

EUR

538,352 BBL

R-squared

0.571

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2013-02 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 143 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6DIAMONDBACK E&P LLC112,0002014-11-14
5DIAMONDBACK E&P LLC112,0002014-06-10
4DIAMONDBACK E&P LLC112,0002014-01-23
3DIAMONDBACK E&P LLC112,0002013-09-20
2DIAMONDBACK E&P LLC212,0002013-05-10
1DIAMONDBACK E&P LLC112,0002012-12-19