Air Quality Union
Air Quality for April 28, 2025
Air pollution
Data on the main pollutant gases
| Pollutant | Value |
|---|---|
| Carbon Monoxide | coming soon μg/m3 |
| Ozone | coming soon μg/m3 |
| Nitrogen dioxide | coming soon μg/m3 |
| Sulphur dioxide | coming soon μg/m3 |
| PM2.5 | coming soon μg/m3 |
| PM10 | coming soon μg/m3 |
| The table shows data on major pollutant gases | |
Daily Air Quality Index
The Daily Air Quality Index informs you about air pollution levels and offers recommended actions and health tips. The definition of each of the indices is given below.
| Name | Value |
|---|---|
| US - EPA standard | |
| UK Defra Index | coming soon |
| Air Quality Index values | |
Hourly Air Quality for Union for April 28, 2025
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 12.6 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 144°
Humidity 68 %
Cloud cover 8 %
Pressure 1019 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 12.4 ℃
Wind speed 2.9 km
Wind direction NSW
Wind direction 145°
Humidity 71 %
Cloud cover 8 %
Pressure 1019 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 12 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 138°
Humidity 73 %
Cloud cover 8 %
Pressure 1019 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 11.5 ℃
Wind speed 4.3 km
Wind direction NSW
Wind direction 142°
Humidity 77 %
Cloud cover 10 %
Pressure 1018 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 11.1 ℃
Wind speed 5.4 km
Wind direction NSW
Wind direction 144°
Humidity 77 %
Cloud cover 10 %
Pressure 1018 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 10.9 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 142°
Humidity 77 %
Cloud cover 10 %
Pressure 1019 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 13.1 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 143°
Humidity 75 %
Cloud cover 8 %
Pressure 1019 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 15.6 ℃
Wind speed 4.7 km
Wind direction NSW
Wind direction 122°
Humidity 59 %
Cloud cover 7 %
Pressure 1019 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 18 ℃
Wind speed 2.9 km
Wind direction NSW
Wind direction 62°
Humidity 46 %
Cloud cover 7 %
Pressure 1018 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 20.1 ℃
Wind speed 4.3 km
Wind direction NSW
Wind direction 8°
Humidity 39 %
Cloud cover 7 %
Pressure 1018 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 21.8 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 351°
Humidity 35 %
Cloud cover 8 %
Pressure 1017 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 23.1 ℃
Wind speed 7.9 km
Wind direction NSW
Wind direction 343°
Humidity 32 %
Cloud cover 70 %
Pressure 1016 mb
Precipitation 0.01 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 23.8 ℃
Wind speed 9 km
Wind direction NSW
Wind direction 339°
Humidity 31 %
Cloud cover 77 %
Pressure 1015 mb
Precipitation 0.03 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 23.9 ℃
Wind speed 9.4 km
Wind direction NSW
Wind direction 333°
Humidity 32 %
Cloud cover 79 %
Pressure 1013 mb
Precipitation 0.11 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 23.6 ℃
Wind speed 9.7 km
Wind direction NSW
Wind direction 328°
Humidity 33 %
Cloud cover 88 %
Pressure 1013 mb
Precipitation 0.06 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 22.9 ℃
Wind speed 9.4 km
Wind direction NSW
Wind direction 332°
Humidity 37 %
Cloud cover 84 %
Pressure 1012 mb
Precipitation 0.08 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 22 ℃
Wind speed 9 km
Wind direction NSW
Wind direction 341°
Humidity 39 %
Cloud cover 83 %
Pressure 1012 mb
Precipitation 0.11 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 20.8 ℃
Wind speed 8.6 km
Wind direction NSW
Wind direction 346°
Humidity 42 %
Cloud cover 75 %
Pressure 1013 mb
Precipitation 0.03 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 18.9 ℃
Wind speed 7.9 km
Wind direction NSW
Wind direction 349°
Humidity 49 %
Cloud cover 89 %
Pressure 1014 mb
Precipitation 0.03 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 17.8 ℃
Wind speed 4.7 km
Wind direction NSW
Wind direction 346°
Humidity 57 %
Cloud cover 76 %
Pressure 1016 mb
Precipitation 0.01 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 17 ℃
Wind speed 2.5 km
Wind direction NSW
Wind direction 329°
Humidity 60 %
Cloud cover 77 %
Pressure 1016 mb
Precipitation 0.01 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 16.4 ℃
Wind speed 1.1 km
Wind direction NSW
Wind direction 305°
Humidity 62 %
Cloud cover 72 %
Pressure 1017 mb
Precipitation 0.01 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 15.8 ℃
Wind speed 1.1 km
Wind direction NSW
Wind direction 198°
Humidity 65 %
Cloud cover 78 %
Pressure 1018 mb
Precipitation 0.02 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 15.4 ℃
Wind speed 2.9 km
Wind direction NSW
Wind direction 171°
Humidity 67 %
Cloud cover 75 %
Pressure 1018 mb
Precipitation 0.01 mm
Wind Activity and Humidity
| Parameter | Value |
|---|---|
| Wind speed max | 9.7 kph |
| Humidity avg | 54 % |
| Wind Activity and Humidity | |