DIANA

Oil · District 7C · Lease #15875

Operator: HENRY PETROLEUM LP

Cum Oil

127k BBL

Cum Gas

879k MCF

casinghead

Wells

2

Production

2006-01 — 2026-04

Peak Month

2006-07

Production History

Cum Oil: 127,059 BBL Cum Gas: 878,571 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,451 BBL/mo

Di (annual)

67.0%

b-factor

0.4

EUR

130,372 BBL

R-squared

0.672

type

hyperbolic

Operator History (from monthly production reports)

2024-10 — 2026-07 FIREBIRD ENERGY II LLC 22 mo
2009-01 — 2024-09 COG OPERATING LLC 189 mo
2006-01 — 2008-12 HENRY PETROLEUM LP 36 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1FIREBIRD ENERGY II LLC110,8002008-06-11
2FIREBIRD ENERGY II LLC210,8002005-10-05