RIGGAN "39"

Oil · District 08 · Lease #38859

Operator: QEP ENERGY COMPANY

Cum Oil

142k BBL

Cum Gas

195k MCF

casinghead

Wells

2

Production

2008-04 — 2025-01

Peak Month

2009-01

Production History

Cum Oil: 142,498 BBL Cum Gas: 194,579 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,727 BBL/mo

Di (annual)

18.8%

b-factor

0.3

EUR

150,382 BBL

R-squared

0.707

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 DIAMONDBACK E&P LLC 58 mo
2019-06 — 2021-09 QEP ENERGY COMPANY 28 mo
2008-04 — 2019-05 ENDEAVOR ENERGY RESOURCES L.P. 134 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC212,0002018-02-27
2DIAMONDBACK E&P LLC212,0002018-02-27