The Minnesota Pollution Control Agency (MPCA) has issued an air
pollution health alert for the Twin Cities metropolitan area
through Tuesday, Feb. 26. Overnight, fine particle pollution in
the Twin Cities reached levels considered unhealthy for
sensitive groups. Fine particle concentrations are expected to
remain elevated through Tuesday morning. As wind speeds increase
this afternoon, air quality conditions are expected to improve.
At Risk Populations: Fine particle pollution has reached a level
considered unhealthy for sensitive groups. Populations sensitive
to fine particles include those with preexisting cardiovascular
or respiratory disease, the elderly, children, and individuals
that participate in activities requiring extended or heavy
exertion, both indoors and outdoors. Members of these groups are
encouraged to postpone or reduce vigorous activity and minimize
exposure to local sources of air pollution (i.e. heavy duty
vehicle traffic, wood fires, and candles). Even individuals that
are otherwise hea