Luftforurening i Grand Forks: Real-time Air Quality Index og smog alarm.

Luftforurening i Grand Forks fra marts 2016 til oktober 2017
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