Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
180
*
PM2.5
244
PM10
34
O3
1.0
CO
5
SO2
51
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
12 Mar
142
Light
Thu
13 Mar
93
Good
Fri
14 Mar
84
Good
Sat
15 Mar
76
Good
Sun
16 Mar
56
Good
Mon
17 Mar
20
Excellent
Tue
18 Mar
38
Excellent
Air quality in the last 12 months (Hongqiao)
|
2025/01
|
102
|
35
|
54
|
117
|
98
|
28
|
25
|
17
|
23
|
34
|
43
|
46
|
75
|
51
|
39
|
55
|
73
|
142
|
76
|
80
|
96
|
54
|
64
|
91
|
134
|
104
|
28
|
58
|
331
|
68
|
54
|
|
2024/12
|
128
|
13
|
55
|
67
|
101
|
33
|
17
|
35
|
114
|
74
|
51
|
67
|
47
|
38
|
53
|
55
|
41
|
19
|
58
|
62
|
20
|
33
|
80
|
90
|
105
|
33
|
38
|
66
|
82
|
93
|
56
|
|
2024/11
|
89
|
122
|
68
|
20
|
61
|
84
|
79
|
81
|
97
|
94
|
71
|
111
|
58
|
34
|
66
|
45
|
38
|
47
|
62
|
94
|
45
|
37
|
45
|
74
|
38
|
12
|
24
|
28
|
56
|
69
|
|
|
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
|
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7
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9
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10
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11
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12
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13
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14
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15
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16
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18
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19
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20
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21
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22
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23
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24
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25
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26
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27
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28
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29
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30
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31
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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution