HALFF ESTATE A

Oil // district 9 // lease#14581

op: TAMARACK PETROLEUM COMPANY, INC.

cum_oil

18k BBL

cum_gas

0 MCF

wells

1

production

1997-03 — 2016-05

peak_month

1997-04

-- production_history

cum_oil: 18,225 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

642 BBL/mo

Di (annual)

105.4%

b-factor

0.7

EUR

19,242 BBL

R-squared

0.922

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TSF OPERATING27,7601996-11-20
EOF // multi-state drilling data platform // 2026