HERBICH UNIT

Oil · District 03 · Lease #24985

Operator: PATTERSON PETROLEUM LP

Cum Oil

219k BBL

Cum Gas

140k MCF

casinghead

Wells

1

Production

2007-03 — 2026-04

Peak Month

2007-05

Production History

Cum Oil: 218,808 BBL Cum Gas: 140,491 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,188 BBL/mo

Di (annual)

86.4%

b-factor

1.3

EUR

299,424 BBL

R-squared

0.942

type

hyperbolic

Operator History (from monthly production reports)

2007-11 — 2026-07 CML EXPLORATION, LLC 225 mo
2007-08 — 2007-10 PATTERSON PETROLEUM LLC 3 mo
2007-03 — 2007-07 PATTERSON PETROLEUM LP 5 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HCML EXPLORATION, LLC29,6002006-12-11