Musala
Sofia
Plovdiv
C.lab
::
Particulate matter
![Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 6 hours, 1-minute averages)](pm-6h.png "Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 6 hours, 1-minute averages)")
![Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 12 hours, 2-minute averages)](pm-12h.png "Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 12 hours, 2-minute averages)")
![Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 24 hours, 4-minute averages)](pm-24h.png "Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 24 hours, 4-minute averages)")
![Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 4 days, 16-minute averages)](pm-4d.png "Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 4 days, 16-minute averages)")
![Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 30 days, 2-hour averages)](pm-30d.png "Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last 30 days, 2-hour averages)")
![Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last year, 24-hour averages)](pm-1y.png "Particulate matter, Plovdiv (180 m asl), outdoors [ug/m3] (last year, 24-hour averages)")