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Air Quality Data - Unedited Hourly Concentrations
Special status notes:
Important late winter note: At this time of year coarse particle pollution levels increase in and around roads and parking lots when pavement dries out after a storm and winds blow the sand & salt around.
Use the form below to retreive hourly air quality concentrations recorded from a number of ozone and particle pollution monitoring stations across the State. This is "Raw" data which has not been converted to the Air Quality Index and is "preliminary."
