SHAFFER "47"

Oil · District 08 · Lease #47871

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

9k BBL

Cum Gas

10k MCF

casinghead

Wells

1

Production

2016-07 — 2019-04

Peak Month

2016-12

Production History

Cum Oil: 8,918 BBL Cum Gas: 10,167 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

761 BBL/mo

Di (annual)

112.0%

b-factor

0.0

EUR

8,148 BBL

R-squared

0.562

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2016-07 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 102 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DIAMONDBACK E&P LLC212,0002016-06-13