Air pollutants Sion

Ozone (O₃)

ozone
µg/m³
23. May 94
24. May 101
29. May 115
30. May 70

data source: Nationales Beobachtungsnetz für Luftfremdstoffe (NABEL)

Particulate matter (PM₁₀)

particulate matter
µg/m³
23. May 14
24. May 13
29. May 16
30. May 15

Nitrogen dioxide (NO₂)

nitrogen dioxide
µg/m³
23. May 27
24. May 25
29. May 28
30. May 23

Weitere Messstationen

observation station distance
Lausanne 63 km
Payerne 73 km

air pollution observations