This website uses cookies to make it simpler. Find out more »
» Filter by environment type

 

 

 

 

 

 

 

Low 1 2 3

Moderate 4 5 6

High 7 8 9

Very High 10

Find out more about the bands »

North Down Holywood A2

North Down Holywood A2 was last updated 26/02/2017 09:00

Pollutant Band Concentration Period
PM10 particulate matter (Hourly measured) LOW (1) 14 µgm-3 (VCM) 24 Hour mean
Nitric oxide (NO) Not applicable No data Hourly mean
Nitrogen dioxide (NO2) Not available No data Hourly mean
Nitrogen oxides as nitrogen dioxide (NOXasNO2) Not applicable No data Hourly mean