air quality

  1. K

    Air Quality - Want to know if consecutive value is above certain threshold for 24 hours

    Dear all, I need some help with figuring out my Air Quality Data. I have a device measuring PM2,5 every 5 minutes. To know whether the air quality meets criteria set by the WHO, I need to know if my measurements keep above 15 ug/m3 for 24 hours continuously. For this I need to know whether my...

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