Recently Published
AQHI Report
Monthly, run around 15:30 on 1/16/26
Web Ozone Map
Web map with estimated current year-to-date 4th maximum 8-hour average ozone concentration for the year for each monitor in the US, as well as the 3-year design value for ozone. Originally created by Mark Prettyman and Shane Cone, and adapted and maintained locally for MDE.
CAMx Modeling Data
CAMx modeling data for site highest days, top five sectors with NAAs
CAMx Modeling for Site Highest Days, top sectors
Top five sectors by site for Maryland
CAMx Data
Maryland
CAMx Viz
Apportionment for season high