JOHN MARSHALL

Oil · District 09 · Lease #32578

Operator: SILVER CREEK OIL & GAS, LLC

Fields: SANDUSKY

Cum Oil

141k BBL

Cum Gas

126k MCF

casinghead

Wells

1

Production

2012-10 — 2026-04

Peak Month

2013-01

Production History

Cum Oil: 141,447 BBL Cum Gas: 125,979 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,489 BBL/mo

Di (annual)

39.5%

b-factor

0.0

EUR

45,175 BBL

R-squared

0.379

type

exponential

Operator History (from monthly production reports)

2012-10 — 2026-07 SILVER CREEK OIL & GAS, LLC 166 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HSILVER CREEK OIL & GAS, LLC27,8702012-07-10