ELK ALLEY A1

Oil · District 08 · Lease #57358

Operator: CALLON PETROLEUM OPERATING CO

Cum Oil

216k BBL

Cum Gas

291k MCF

casinghead

Wells

1

Production

2021-12 — 2026-03

Peak Month

2022-04

Production History

Cum Oil: 215,502 BBL Cum Gas: 291,064 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,416 BBL/mo

Di (annual)

139.3%

b-factor

0.6

EUR

225,802 BBL

R-squared

0.876

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2021-12 — 2024-07 CALLON PETROLEUM OPERATING CO 32 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1LAAPACHE CORPORATION211,9502021-06-29