UL SPRUCE 1621-21 A

Oil · District 08 · Lease #51926

Operator: WPX ENERGY PERMIAN, LLC

Cum Oil

633k BBL

Cum Gas

875k MCF

casinghead

Wells

1

Production

2018-11 — 2026-03

Peak Month

2019-02

Production History

Cum Oil: 633,181 BBL Cum Gas: 875,087 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18,736 BBL/mo

Di (annual)

49.9%

b-factor

0.3

EUR

639,096 BBL

R-squared

0.793

type

hyperbolic

Operator History (from monthly production reports)

2020-05 — 2026-07 WPX ENERGY PERMIAN, LLC 75 mo
2018-11 — 2020-04 FELIX ENERGY HOLDINGS II, LLC 18 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HWPX ENERGY PERMIAN, LLC214,0002018-04-12