AIR QUALITY ADVISORY: Friday, Feb. 23, 2018 FOR MORE INFORMATION: Barb Regynski, (605) 773-3151, or Jon Epp, (605) 394-2229 DENR’s Real Time Website: http://denr.sd.gov/des/aq/aarealtime.aspx Smoke Impacting Rapid City Air Quality Meteorological conditions are causing smoke to impact air quality in Rapid City. A combination of cold air, weak winds and…