For 2024 air quality continues to show overall steady long-term trends of decreasing pollutant concentrations and improving air quality with some year-to-year variability. Ozone trends show continued improvements with decreaing design values at all locations except Red Hills, whose design value increased 1 part per billion in 2024. PM10 and PM2.5 contiuned to show marked improvement relative to trends.
To se the full 2024 Air Quality Annual Report and associated infographic, click here.