AMPHITHEATER A1

Oil · District 08 · Lease #55569

Operator: CALLON PETROLEUM OPERATING CO

Cum Oil

345k BBL

Cum Gas

464k MCF

casinghead

Wells

2

Production

2020-10 — 2026-04

Peak Month

2020-11

Production History

Cum Oil: 345,077 BBL Cum Gas: 464,223 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,984 BBL/mo

Di (annual)

325.2%

b-factor

0.3

EUR

190,392 BBL

R-squared

0.720

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2020-10 — 2024-07 CALLON PETROLEUM OPERATING CO 46 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16UAAPACHE CORPORATION312,0002019-11-22
4LAAPACHE CORPORATION212,0002019-11-22