Saint John – Fine Particulate Matter
Fine Particulate Matter
1 Hour
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3 Hours
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6 Hours
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12 Hours
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24 Hours
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4 Days
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7 Days
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14 Days
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30 Days
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60 Days
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90 Days
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365 Days
Data is for Saint John, sourced from
GNB's
public web site
Canadian Ambient Air Quality Standards
2020 24-hour limit is 27 µg/m³ and the 2030 limit is 23 µg/m³.
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Current Time: 2026-08-17 00:32:41 AT
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