Current Ozone Monitoring Data
Maximum Daily 8-hour Average Ozone Concentrations in South Carolina
Click on an image to view a graph of current maximum daily 8-hour average ozone concentrations by region. These graphs are updated weekly.
DHEC is providing the current year's ozone monitoring data as a service to the public. The data is preliminary and subject to change. The spreadsheet below contains:
- the four highest daily maximum 8-hour ozone concentrations
- daily data entries
- three-year design values, which are calculated and compared to the ozone standard to determine compliance
- regional graphs of maximum 8-hour ozone concentrations