RAPID CITY, SD--An air quality alert for dust has been issued for Rapid City, west of The Gap, effective until 8 p.m. Monday. The alert is issued by the South Dakota Department of Environment and Natural Resources and relayed by the National Weather Service.
The City's Air Quality Office recommends the elderly, young and anyone with respiratory problems to avoid excessive physical exertion and exposure to the outside air during the alert. Northwest winds will increase this afternoon to 25 to 35 miles per hour with gusts as high as 50 miles per hour. Winds are projected to subside this evening. The gusty winds will suspend fine dust in the air over west Rapid City producing poor air quality.
Voluntary actions to reduce dust pollution include ceasing or reducing the manipulation of soil in construction, industrial and agricultural activities, and increase the use of pollution controls for soil stabilization, waste pits, stock piles and construction sites.
Hourly dust concentrations are available on the South Dakota Department of Energy and Natural Resources' web page: http://denr.sd.gov/des/aq/aarealtime.aspx