BARCLAYS B UNIT

Oil · District 08 · Lease #50687

Operator: CALLON PETROLEUM OPERATING CO

Cum Oil

597k BBL

Cum Gas

1.2M MCF

casinghead

Wells

2

Production

2018-06 — 2026-04

Peak Month

2018-07

Production History

Cum Oil: 596,551 BBL Cum Gas: 1,197,941 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

34,359 BBL/mo

Di (annual)

206.9%

b-factor

0.9

EUR

790,428 BBL

R-squared

0.923

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2018-06 — 2024-07 CALLON PETROLEUM OPERATING CO 74 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3AHAPACHE CORPORATION28,2502017-10-23
4AHAPACHE CORPORATION28,2502017-10-23