BROWN, J. N.

Oil · District 09 · Lease #30560

Operator: TATANKA OPERATING, LLC

Cum Oil

65k BBL

Cum Gas

260k MCF

casinghead

Wells

1

Production

2005-10 — 2022-03

Peak Month

2006-02

Production History

Cum Oil: 65,323 BBL Cum Gas: 259,775 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,896 BBL/mo

Di (annual)

172.2%

b-factor

0.7

EUR

55,783 BBL

R-squared

0.789

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2025-11 TATANKA OPERATING, LLC 11 mo
2021-01 — 2024-12 ATOKA OPERATING, INC. 48 mo
2005-10 — 2020-12 HEAPE EXPLORATION, INC. 183 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TATANKA OPERATING LLC319,5002005-01-26