EAGLEHEAD 'C' A4

Oil · District 7C · Lease #20170

Operator: SEM OPERATING COMPANY LLC

Cum Oil

640k BBL

Cum Gas

1.8M MCF

casinghead

Wells

2

Production

2018-09 — 2026-04

Peak Month

2018-12

Production History

Cum Oil: 640,208 BBL Cum Gas: 1,764,014 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

27,631 BBL/mo

Di (annual)

269.4%

b-factor

1.6

EUR

1,336,595 BBL

R-squared

0.939

type

hyperbolic

Operator History (from monthly production reports)

2019-06 — 2026-07 SEM OPERATING COMPANY LLC 86 mo
2018-09 — 2019-05 CALLON PETROLEUM OPERATING CO 9 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
36AHSEM OPERATING COMPANY LLC28,8002018-05-08
6LHSEM OPERATING COMPANY LLC29,3002018-05-01