HIstorical air pollution data

Posted in General by Phanindra Chittavajhula Tue Mar 21 2017 12:56:45 GMT+0000 (UTC)·Viewed 283 times

Hi All, Your API"s seem to provide air quality data for current hour as well as 24hr forecast. Is there anyway you can provide historical data ? If not, what are the best sources for historical data ?
Markdown is allowed