DEQ Air Quality Web Page – Real-time Ozone and PM2.5 Data

Scroll down the page to find Albemarle County

Only current day’s data appear

Hourly PM2.5 data not available yet

DEQ Air Monitoring Office homepage

DEQ Air Monitoring Publications – Annual Monitoring Data and Special Studies Reports

Hourly data can be viewed at ftp.deq.virginia.gov

EPA’s Air Quality Website - AIRNOW

PM2.5 real-time animated maps – Available year-round

Ozone maps are also available year-round, but not all states report ozone data the entire year (Virginia reports ozone from April 1 to October 31)

Maps are archived, and are available online back to 5 years

AirCompare – Compare your air quality with other states in the nation

AQS – The National Air Quality Database (not designed for public access, but large datasets are available online)

AirExplorer – Public access to AQS data, easy to use for plotting data

Example – Plot of speciated PM2.5 data from Henrico Co.

Example – Tile plot of daily PM2.5 Air Quality Index values for Richmond

EPA Air Trends – Information on long-term trends of criteria pollutants nationwide

AirData – Public access to emissions and summary monitoring data, useful for creating maps and queries

Plain English Guide to the Clean Air Act – Easy-to-understand explanation of the CAA