CHAPARRAL UNIT A5

Oil · District 08 · Lease #58558

Operator: CALLON PETROLEUM OPERATING CO

Cum Oil

802k BBL

Cum Gas

1.6M MCF

casinghead

Wells

3

Production

2022-06 — 2026-04

Peak Month

2022-08

Production History

Cum Oil: 802,076 BBL Cum Gas: 1,612,758 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

98,425 BBL/mo

Di (annual)

761.1%

b-factor

1.1

EUR

1,140,322 BBL

R-squared

0.836

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2022-06 — 2024-07 CALLON PETROLEUM OPERATING CO 26 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
19HAPACHE CORPORATION18,9002021-11-22
13SHAPACHE CORPORATION18,9002021-11-19
5AHAPACHE CORPORATION18,9002021-11-18