Also, iqair.com notes it at 3.7 µg/m³. waqi.info or aqicn.org now notes a 7. It seems to correlate exactly with 7 and 12 am as well as ~ 5 pm, so the typical times with more traffic. Not a good station for averages then, I guess. It still is lower than what the guardian says.
Also, iqair.com notes it at 3.7 µg/m³. waqi.info or aqicn.org now notes a 7. It seems to correlate exactly with 7 and 12 am as well as ~ 5 pm, so the typical times with more traffic. Not a good station for averages then, I guess. It still is lower than what the guardian says.