Government of Nova Scotia

Hourly ambient nitrogen oxides (NOx, NO2, NO) data in parts per billion from provincial ambient air quality monitoring stations across Nova Scotia up to the end of 2017.

Hourly ambient sulphur dioxide (SO2) data in parts per billion from provincial ambient air quality monitoring stations across Nova Scotia up to the end of 2014.

Hourly ambient nitrogen oxides (NOx, NO2, NO) data in parts per billion from provincial ambient air quality monitoring stations across Nova Scotia up to the end of 2015.

Hourly ambient fine particulate matter (PM2.5) data in micrograms per cubic metre from provincial ambient air quality monitoring stations across Nova Scotia up to the end of 2009.

Hourly ambient fine particulate matter (PM2.5) data in micrograms per cubic metre from provincial ambient air quality monitoring stations across Nova Scotia up to the end of 2014.

Hourly ambient fine particulate matter (PM2.5) data in micrograms per cubic metre from provincial ambient air quality monitoring stations across Nova Scotia up to the end of 2007.

Hourly ambient fine particulate matter (PM2.5) data in micrograms per cubic metre from provincial ambient air quality monitoring stations across Nova Scotia up to the end of 2008.