WINCHESTER A

Oil · District 8A · Lease #70681

Operator: SILVER CREEK PERMIAN OP CO, LLC

Fields: LEVELLAND

Cum Oil

152k BBL

Cum Gas

227k MCF

casinghead

Wells

1

Production

2017-02 — 2026-04

Peak Month

2017-04

Production History

Cum Oil: 151,957 BBL Cum Gas: 227,313 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,459 BBL/mo

Di (annual)

19.1%

b-factor

0.0

EUR

154,331 BBL

R-squared

0.475

type

exponential

Operator History (from monthly production reports)

2023-05 — 2026-07 MANZANO, LLC 39 mo

2018-08 — 2023-04 SILVER CREEK PERMIAN OP CO, LLC 57 mo

2017-02 — 2018-07 SILVER CREEK OIL & GAS, LLC 18 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2H	42-079-33351	MANZANO, LLC	1	5,500	2016-10-21