AQ Advisory in Effect for Vanderhoof
Vanderhoof, B.C. – Another Air quality advisory is in effect Vanderhoof due to high levels of fine particulate.The Ministry of the Environment says elevated PM2.5 concentrations are resulting from still air and poor dispersion. The cause of still air is a high pressure system located on the B.C. – Yukon border, which looks set to persist for the next 2 days.
The provincial air quality objective for PM2.5, is 25 micrograms per cubic metre (mg/m3), averaged over 24 hours. The 24-hour average PM2.5 concentrations for Vanderhoof were 31 mg/m3 at 8 this morning.
Concentrations are expected to remain elevated until Thursday.