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Pollutants
Select Pollutant
Ozone (O3)
Fine Particulate Matter (PM2.5)
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Sulphur Dioxide (SO2)
Day
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Chart
Table
Hamilton Downtown: Hourly Sulphur Dioxide Readings
From Mar-23-2025 EDT to Mar-25-2025 EDT.
Mar-23-2025 EDT
Mar-24-2025 EDT
Mar-25-2025 EDT
