Observed 'Green' Days for 2009:
Link goes to actual pollutant data recorded for this date.
January
1.
Jan 01
2.
Jan 02
3.
Jan 04
4.
Jan 05
5.
Jan 06
6.
Jan 07
7.
Jan 08
8.
Jan 09
9.
Jan 11
10.
Jan 13
11.
Jan 14
12.
Jan 15
13.
Jan 16
14.
Jan 17
15.
Jan 18
16.
Jan 19
17.
Jan 20
18.
Jan 21
19.
Jan 28
20.
Jan 29
21.
Jan 30
22.
Jan 31
February
23.
Feb 04
24.
Feb 05
25.
Feb 12
26.
Feb 13
27.
Feb 17
28.
Feb 20
29.
Feb 21
30.
Feb 22
31.
Feb 23
32.
Feb 28
March
33.
Mar 01
34.
Mar 02
35.
Mar 03
36.
Mar 04
37.
Mar 16
38.
Mar 17
39.
Mar 21
40.
Mar 26
41.
Mar 27
42.
Mar 30
43.
Mar 31
April
44.
Apr 01
45.
Apr 02
46.
Apr 03
47.
Apr 07
48.
Apr 14
49.
Apr 15
50.
Apr 16
51.
Apr 20
52.
Apr 21
53.
Apr 22
54.
Apr 27
May
55.
May 01
56.
May 02
57.
May 03
58.
May 04
59.
May 05
60.
May 06
61.
May 07
62.
May 11
63.
May 12
64.
May 13
65.
May 14
66.
May 16
67.
May 17
68.
May 18
69.
May 21
70.
May 22
71.
May 24
72.
May 25
73.
May 26
74.
May 27
75.
May 28
76.
May 29
June
77.
Jun 05
78.
Jun 06
79.
Jun 07
July
80.
Jul 07
81.
Jul 19
82.
Jul 20
83.
Jul 29
May
84.
May 23
August
85.
Aug 01
86.
Aug 17
87.
Aug 18
88.
Aug 19
89.
Aug 20
90.
Aug 21
91.
Aug 23
92.
Aug 27
93.
Aug 28
94.
Aug 29
September
95.
Sep 03
96.
Sep 17
97.
Sep 18
98.
Sep 19
99.
Sep 20
100.
Sep 21
101.
Sep 22
102.
Sep 25
103.
Sep 30
October
104.
Oct 01
105.
Oct 04
106.
Oct 05
107.
Oct 06
108.
Oct 07
109.
Oct 08
110.
Oct 10
111.
Oct 11
112.
Oct 12
113.
Oct 13
114.
Oct 14
115.
Oct 15
116.
Oct 16
117.
Oct 17
118.
Oct 18
119.
Oct 19
120.
Oct 23
121.
Oct 24
122.
Oct 25
123.
Oct 26
124.
Oct 27
125.
Oct 28
126.
Oct 31
November
127.
Nov 01
128.
Nov 06
129.
Nov 11
130.
Nov 12
131.
Nov 13
132.
Nov 20
133.
Nov 22
134.
Nov 23
135.
Nov 24
136.
Nov 25
137.
Nov 26
138.
Nov 27
139.
Nov 28
140.
Nov 29
141.
Nov 30
December
142.
Dec 01
143.
Dec 02
144.
Dec 03
145.
Dec 04
146.
Dec 05
147.
Dec 06
148.
Dec 09
149.
Dec 10
150.
Dec 11
151.
Dec 12
152.
Dec 13
153.
Dec 14
154.
Dec 15
155.
Dec 16
156.
Dec 17
157.
Dec 18
158.
Dec 25
159.
Dec 28
160.
Dec 29
161.
Dec 30
162.
Dec 31