UPSHUR 83

Oil · District 09 · Lease #32951

Operator: MASH OILFIELD SERVICES, LP

Cum Oil

10k BBL

Cum Gas

9k MCF

casinghead

Wells

1

Production

2014-04 — 2021-02

Peak Month

2016-05

Production History

Cum Oil: 10,098 BBL Cum Gas: 8,893 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

253 BBL/mo

Di (annual)

51.0%

b-factor

0.0

EUR

5,944 BBL

R-squared

0.755

type

exponential

Operator History (from monthly production reports)

2021-03 — 2022-04 MASH OILFIELD SERVICES, LP 14 mo
2014-04 — 2021-02 CLARK, JOHN M., INC. 83 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MASH OILFIELD SERVICES LP14,9502014-02-26