Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
48
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Nov
44
Excellent
Thu
28 Nov
49
Excellent
Fri
29 Nov
55
Good
Sat
30 Nov
64
Good
Sun
1 Dec
74
Good
Mon
2 Dec
63
Good
Tue
3 Dec
81
Good
Air quality in the last 12 months (Hongqiao)
|
2024/10
|
13
|
22
|
49
|
59
|
69
|
70
|
32
|
56
|
97
|
35
|
79
|
112
|
131
|
172
|
87
|
46
|
84
|
39
|
14
|
38
|
57
|
42
|
66
|
127
|
140
|
201
|
101
|
65
|
114
|
118
|
138
|
|
2024/09
|
31
|
18
|
40
|
52
|
34
|
34
|
35
|
49
|
73
|
19
|
21
|
35
|
48
|
48
|
35
|
45
|
66
|
38
|
49
|
24
|
11
|
19
|
43
|
60
|
79
|
34
|
32
|
58
|
50
|
9
|
|
|
2024/08
|
40
|
52
|
42
|
23
|
16
|
44
|
45
|
48
|
43
|
57
|
55
|
26
|
23
|
34
|
40
|
49
|
51
|
33
|
27
|
17
|
22
|
36
|
41
|
35
|
45
|
23
|
22
|
41
|
44
|
40
|
42
|
|
2024/07
|
45
|
51
|
41
|
71
|
58
|
27
|
62
|
25
|
60
|
62
|
64
|
65
|
80
|
82
|
42
|
58
|
31
|
28
|
37
|
44
|
38
|
36
|
46
|
46
|
24
|
25
|
29
|
27
|
32
|
16
|
27
|
|
2024/06
|
38
|
53
|
47
|
51
|
66
|
64
|
61
|
40
|
83
|
89
|
81
|
64
|
74
|
42
|
47
|
44
|
44
|
53
|
54
|
46
|
75
|
120
|
84
|
44
|
55
|
66
|
55
|
58
|
61
|
47
|
|
|
2024/05
|
52
|
59
|
64
|
59
|
67
|
73
|
71
|
72
|
75
|
77
|
176
|
47
|
75
|
87
|
32
|
57
|
71
|
85
|
54
|
29
|
37
|
76
|
64
|
32
|
38
|
28
|
41
|
45
|
62
|
60
|
26
|
|
2024/04
|
71
|
66
|
61
|
54
|
70
|
83
|
87
|
88
|
55
|
75
|
147
|
64
|
75
|
58
|
103
|
58
|
83
|
101
|
67
|
64
|
77
|
79
|
29
|
54
|
98
|
92
|
84
|
39
|
41
|
35
|
|
|
2024/03
|
34
|
100
|
69
|
70
|
74
|
114
|
96
|
23
|
65
|
115
|
162
|
110
|
89
|
128
|
92
|
151
|
58
|
93
|
111
|
61
|
78
|
69
|
108
|
73
|
82
|
73
|
96
|
212
|
125
|
76
|
83
|
|
2024/02
|
41
|
63
|
107
|
76
|
121
|
105
|
34
|
58
|
216
|
67
|
134
|
198
|
251
|
172
|
46
|
69
|
72
|
96
|
27
|
44
|
29
|
31
|
42
|
81
|
94
|
86
|
64
|
95
|
45
|
||
|
2024/01
|
95
|
220
|
47
|
183
|
52
|
39
|
26
|
80
|
76
|
79
|
152
|
174
|
72
|
39
|
69
|
75
|
91
|
67
|
48
|
47
|
31
|
21
|
27
|
33
|
54
|
41
|
54
|
83
|
115
|
123
|
136
|
|
2023/12
|
37
|
63
|
100
|
173
|
218
|
127
|
164
|
185
|
72
|
49
|
39
|
78
|
67
|
47
|
25
|
20
|
37
|
105
|
68
|
20
|
30
|
63
|
97
|
117
|
193
|
119
|
53
|
117
|
184
|
257
|
39
|
|
2023/11
|
205
|
110
|
36
|
71
|
44
|
47
|
50
|
86
|
35
|
20
|
43
|
27
|
42
|
114
|
201
|
51
|
21
|
54
|
73
|
92
|
199
|
197
|
42
|
29
|
59
|
86
|
76
|
33
|
29
|
30
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution