SLUICE BOX 4-2

Oil · District 08 · Lease #41762

Operator: CIMAREX ENERGY CO.

Cum Oil

105k BBL

Cum Gas

762k MCF

casinghead

Wells

1

Production

2011-04 — 2023-09

Peak Month

2011-05

Production History

Cum Oil: 105,486 BBL Cum Gas: 762,273 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,427 BBL/mo

Di (annual)

30.5%

b-factor

0.0

EUR

95,376 BBL

R-squared

0.541

type

exponential

Operator History (from monthly production reports)

2018-09 — 2024-02 CALLON PETROLEUM OPERATING CO 66 mo
2011-04 — 2018-08 CIMAREX ENERGY CO. 89 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCALLON PETROLEUM OPERATING CO118,0002010-12-16