Grand Forks の大気汚染:リアルタイムの大気質指数とスモッグ警報。

Grand Forks 2016年3月 から 2017年10月 までの大気汚染
pollution pm25 hikersbay.com
index 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03
pm25 6.3 (Good) 13 (Moderate) 20 (Moderate) 14 (Moderate) 2.9 (Good) 2.9 (Good) 2.4 (Good) 3.9 (Good) 6.8 (Good) 7.2 (Good) 6.2 (Good) 5.8 (Good) 4.3 (Good) 2.6 (Good) 3.3 (Good) 2.2 (Good) 2.6 (Good) 2.2 (Good) 9.8 (Good) 3.3 (Good)
data source »

Grand Forks City Hal

2016-03   2017-10
pollution pm25 hikersbay.com
index 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03
pm25 6.3 13 20 14 2.9 2.9 2.4 3.9 6.8 7.2 6.2 5.8 4.3 2.6 3.3 2.2 2.6 2.2 9.8 3.3

* Pollution data source: https://openaq.org (AirNow) The data is licensed under CC-By 4.0