AEUS72 KCHS 301841 AQICHS Ground Level Ozone Forecast South Carolina Department of Environmental Services Relayed by National Weather Service Charleston SC 241 PM EDT Mon Sep 30 2024 Ground level ozone forecasts for the Charleston Tri-County Area of South Carolina are provided by the South Carolina Department of Environmental Services. SCZ044-045-050-052-011945- Dorchester-Inland Berkeley-Charleston-Tidal Berkeley- 241 PM EDT Mon Sep 30 2024 Ground level ozone forecasts for Charleston, Berkeley and Dorchester counties have ended for the 2024 season. The next Ozone Air Quality Forecast is tentatively scheduled to be issued on March 31, 2025. $$