Preparedness Levels and ERC Decision Threshold Ranges in all FDRA’s.
Fuel Model Y

Decision Threshold Ranges Lolo DNRC East Lolo DNRC West CSKT East CSKT West Bitterroot Low Bitterroot High
Low-PL 1
0% - ˂40%
0-21.9 0-23.9 0-20.9 0-31.9 0-23.9 0-16.9
Moderate-PL 2
˃40% - ˂80%
22-39.9 24-41.9 21-32.9 32-49.9 24-42.9 17-39.9
High-PL 3
˃80% - ˂90%
40-45.9 42-47.9 33-37.9 50-56.9 43-47.9 40-45.9
Very High-PL 4
˃90% - ˂97%
46-51.9 48-54.9 38-43.9 57-64.9 48-52.9 46-50.9
Extreme-PL 5
˃97%
52+ 55+ 44+ 65+ 53+ 51+

BI (Fuel Model Y) Decision Threshold Ranges in all FDRA’s.

Decision Threshold Ranges Lolo DNRC East Lolo DNRC West CSKT East CSKT West Bitterroot Low Bitterroot High
Low 0-21.9 0-25.9 0-24.9 0-20.9 0-36.9 0-32.9
Moderate 22-37.9 26-45.9 25-33.9 21-39.9 37-46.9 33-41.9
High
˃97%
38+ 46+ 34+ 40+ 47+ 42+

Dispatch Response Level Matrix

BI Class H Low Low Mod High High+
M Low Low Mod Mod High
L Low Low Low Mod Mod
I II III IV V
ERC Class