GRANDEST STATE

Oil · District 08 · Lease #45731

Operator: WHITEHORSE DELAWARE OP LLC

Cum Oil

289 BBL

Cum Gas

2k MCF

casinghead

Wells

1

Production

2013-02 — 2013-10

Peak Month

2013-03

Production History

Cum Oil: 289 BBL Cum Gas: 2,304 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

72 BBL/mo

Di (annual)

759.0%

b-factor

0.0

EUR

116 BBL

R-squared

0.466

type

exponential

Operator History (from monthly production reports)

2019-03 — 2026-07 SILTSTONE RESOURCES OP II, LLC 89 mo
2016-12 — 2019-02 WHITEHORSE DELAWARE OP LLC 27 mo
2013-02 — 2016-11 COG OPERATING LLC 46 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2602COG OPERATING LLC213,0002019-06-14