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NATIONAL FIRE DANGER RATING SYSTEM (NFDRS)

- Energy Release Component (ERC) Charts -

- By Predictive Service Areas (PSA) -

All ERC Percentile values

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2013 - 2023 ERC Percentile Breakpoints

PSA 50th 60th 70th 75th 80th 85th 90th 95th 97th
SW01 30 36 42 45 48 53 58 65 67
SW02 46 51 56 59 62 66 70 75 78
SW03 66 70 74 76 79 82 86 90 92
SW04 30 35 41 44 47 50 54 62 64
SW05 29 34 40 43 46 49 53 60 64
SW06N 50 56 62 66 70 74 80 86 88
SW06S 42 48 54 56 60 63 68 75 78
SW07 31 36 41 43 45 49 53 60 63
SW08 32 36 41 43 47 49 54 61 64
SW09 46 51 55 58 61 64 68 73 77
SW10 26 30 33 35 38 40 44 48 51
SW11 39 43 47 50 52 55 59 64 67
SW12 33 36 40 43 45 47 51 55 58
SW13 37 40 44 46 48 50 53 58 60
SW14N 42 46 50 51 53 56 60 66 68

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