SUNDOG A1

Oil · District 08 · Lease #54883

Operator: CALLON PETROLEUM OPERATING CO

Cum Oil

233k BBL

Cum Gas

640k MCF

casinghead

Wells

1

Production

2019-12 — 2026-04

Peak Month

2020-01

Production History

Cum Oil: 233,333 BBL Cum Gas: 639,543 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,595 BBL/mo

Di (annual)

99.3%

b-factor

0.0

EUR

200,550 BBL

R-squared

0.668

type

exponential

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2019-12 — 2024-07 CALLON PETROLEUM OPERATING CO 56 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1LAAPACHE CORPORATION412,0002018-12-31