TOOMBS-FEAGINS UNIT #1

Oil · District 7B · Lease #28881

Operator: HGN OPERATING I, LLC

Cum Oil

174k BBL

Cum Gas

2k MCF

casinghead

Wells

1

Production

2000-10 — 2026-04

Peak Month

2001-01

Production History

Cum Oil: 173,655 BBL Cum Gas: 1,958 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,089 BBL/mo

Di (annual)

7.4%

b-factor

0.0

EUR

171,540 BBL

R-squared

0.420

type

exponential

Operator History (from monthly production reports)

2007-10 — 2026-07 HGN OPERATING I, LLC 226 mo
2000-10 — 2007-09 HGN OPERATING COMPANY, INC. 84 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HGN OPERATING I, LLC12,9002000-08-30