for general air quality there's also IQAir - it was really helpful during the wildfire smoke this summer https://www.iqair.com/ca/air-quality-map?lat=41.59337&

for general air quality there's also IQAir - it was really helpful during the wildfire smoke this summer https://www.iqair.com/ca/air-quality-map?lat=41.59337&lng=-87.34643&zoomLevel=10&placeId=5bc822d541fdcdf1939e7587 https://www.iqair.com/ca/air-quality-map?lat=41.59337&lng=-8...