SHOCKLEY "3"

Oil · District 08 · Lease #38991

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

168k BBL

Cum Gas

653k MCF

casinghead

Wells

2

Production

2008-09 — 2026-04

Peak Month

2009-11

Production History

Cum Oil: 168,476 BBL Cum Gas: 653,014 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,184 BBL/mo

Di (annual)

349.4%

b-factor

0.9

EUR

106,357 BBL

R-squared

0.701

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2008-09 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 196 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC312,0002017-11-10
2DIAMONDBACK E&P LLC212,0002017-11-10