CYNTHIA 'A'

Oil · District 7C · Lease #16364

Operator: SUMMIT PETROLEUM LLC

Cum Oil

96k BBL

Cum Gas

258k MCF

casinghead

Wells

2

Production

2007-07 — 2023-09

Peak Month

2008-06

Production History

Cum Oil: 95,849 BBL Cum Gas: 258,165 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,817 BBL/mo

Di (annual)

93.4%

b-factor

0.7

EUR

93,951 BBL

R-squared

0.951

type

hyperbolic

Operator History (from monthly production reports)

2023-11 — 2026-07 FIREBIRD ENERGY II LLC 33 mo
2007-07 — 2023-10 SUMMIT PETROLEUM LLC 196 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
508FIREBIRD ENERGY II LLC110,9502007-10-19
505FIREBIRD ENERGY II LLC110,8002007-04-11