Calgary - Past 24 Hours AQHI

This table shows the hourly Air Quality Health Index values for the past 24 hours.
Date / Time
( MDT ) 		AQHI Category
21 May 2013
20:00 N/A N/A
19:00 4 Moderate Risk
18:00 4 Moderate Risk
17:00 4 Moderate Risk
16:00 4 Moderate Risk
15:00 4 Moderate Risk
14:00 4 Moderate Risk
13:00 4 Moderate Risk
12:00 4 Moderate Risk
11:00 4 Moderate Risk
10:00 4 Moderate Risk
9:00 3 Low Risk
8:00 3 Low Risk
7:00 3 Low Risk
6:00 3 Low Risk
5:00 3 Low Risk
4:00 3 Low Risk
3:00 3 Low Risk
2:00 3 Low Risk
1:00 3 Low Risk
00:00 3 Low Risk
20 May 2013
23:00 4 Moderate Risk
22:00 4 Moderate Risk
21:00 4 Moderate Risk
20:00 4 Moderate Risk