Observed 'Alert' Days for 2009:
Link goes to actual pollutant data recorded for this date.
June
1.
Jun 01
2.
Jun 02
3.
Jun 09
4.
Jun 23
5.
Jun 24
6.
Jun 25
7.
Jun 26
8.
Jun 27
9.
Jun 29
July
10.
Jul 21
11.
Jul 24
August
12.
Aug 06
13.
Aug 07
14.
Aug 08
September
15.
Sep 08
16.
Sep 28