According To The 2024 State Of The Air Report From The American Lung Association, The Tri-Cities Is One Of The Cleanest Places To Live. The Johnson City-Kingsport-Bristol Metro Area Made The Top 5 List For Particle Pollution And Cause As Well As The Top 25 List For Year-Round Particle Pollution. Sullivan County Was Additionally Listed As One Of The Cleanest For Ozone And Short-Term Particle Pollution. Learn More At Lung.Org.