UPSHUR 71

Oil · District 09 · Lease #33154

Operator: MASH OILFIELD SERVICES, LP

Cum Oil

9k BBL

Cum Gas

9k MCF

casinghead

Wells

1

Production

2014-09 — 2021-01

Peak Month

2015-08

Production History

Cum Oil: 8,794 BBL Cum Gas: 8,599 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

225 BBL/mo

Di (annual)

43.9%

b-factor

0.0

EUR

6,118 BBL

R-squared

0.601

type

exponential

Operator History (from monthly production reports)

2021-03 — 2022-04 MASH OILFIELD SERVICES, LP 14 mo
2014-09 — 2021-02 CLARK, JOHN M., INC. 78 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MASH OILFIELD SERVICES LP15,6002014-04-14