HANNIS LEASE

Oil · District 09 · Lease #27191

Operator: HANNIS OPERATING, LLC

Cum Oil

12k BBL

Cum Gas

37 MCF

casinghead

Wells

2

Production

1993-01 — 2025-02

Peak Month

2007-07

Production History

Cum Oil: 12,043 BBL Cum Gas: 37 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

77 BBL/mo

Di (annual)

9.2%

b-factor

0.0

EUR

9,918 BBL

R-squared

0.428

type

exponential

Operator History (from monthly production reports)

2005-06 — 2025-12 HANNIS OPERATING, LLC 247 mo
2005-02 — 2005-05 COOK, D.L., ESTATE OF, THE 4 mo
1993-01 — 2005-01 COOK, D. L. 145 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HANNIS OPERATING LLC14,4721988-10-13
11 RHANNIS OPERATING LLC14,1001988-06-22