MARSHALL '5'

Oil · District 08 · Lease #44772

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

30k BBL

Cum Gas

16k MCF

casinghead

Wells

1

Production

2013-11 — 2026-04

Peak Month

2014-01

Production History

Cum Oil: 29,705 BBL Cum Gas: 16,466 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

291 BBL/mo

Di (annual)

8.8%

b-factor

0.0

EUR

39,434 BBL

R-squared

0.335

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2019-01 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 72 mo
2017-06 — 2018-12 PETROLEGACY ENERGY II, LLC 19 mo
2013-11 — 2017-05 PIONEER NATURAL RES. USA, INC. 43 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC111,1002013-07-18