Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
54
*
PM2.5
90
PM10
39
O3
0.8
CO
10
SO2
35
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 Dec
72
Good
Mon
15 Dec
120
Light
Tue
16 Dec
90
Good
Wed
17 Dec
101
Light
Thu
18 Dec
143
Light
Fri
19 Dec
167
Moderate
Sat
20 Dec
23
Excellent
Hongqiao Air quality rank
Air quality in the last 12 months (Hongqiao)
|
2025/11
|
59
|
16
|
47
|
123
|
167
|
131
|
50
|
83
|
48
|
85
|
144
|
165
|
28
|
91
|
133
|
45
|
24
|
48
|
71
|
37
|
86
|
98
|
118
|
71
|
31
|
82
|
32
|
103
|
133
|
124
|
|
|
2025/10
|
72
|
45
|
36
|
58
|
39
|
16
|
55
|
32
|
11
|
15
|
22
|
49
|
61
|
50
|
76
|
53
|
36
|
16
|
23
|
25
|
44
|
67
|
75
|
102
|
135
|
58
|
49
|
165
|
191
|
143
|
68
|
|
2025/09
|
41
|
43
|
49
|
56
|
53
|
29
|
46
|
46
|
48
|
40
|
61
|
73
|
61
|
53
|
58
|
32
|
26
|
36
|
44
|
50
|
65
|
37
|
49
|
52
|
62
|
56
|
59
|
56
|
64
|
81
|
|
|
2025/08
|
50
|
42
|
32
|
33
|
37
|
54
|
31
|
27
|
33
|
34
|
36
|
39
|
27
|
40
|
45
|
20
|
36
|
27
|
29
|
31
|
20
|
25
|
33
|
20
|
25
|
41
|
40
|
12
|
46
|
20
|
32
|
|
2025/07
|
32
|
33
|
23
|
43
|
32
|
18
|
33
|
32
|
48
|
52
|
56
|
51
|
27
|
31
|
37
|
26
|
28
|
47
|
31
|
39
|
40
|
38
|
23
|
33
|
40
|
38
|
40
|
43
|
15
|
27
|
38
|
|
2025/06
|
72
|
47
|
22
|
28
|
55
|
66
|
53
|
47
|
52
|
37
|
52
|
70
|
70
|
55
|
22
|
16
|
46
|
56
|
35
|
33
|
43
|
46
|
57
|
64
|
50
|
58
|
49
|
56
|
70
|
30
|
|
|
2025/05
|
35
|
54
|
28
|
54
|
67
|
36
|
62
|
82
|
35
|
27
|
61
|
64
|
68
|
41
|
29
|
79
|
41
|
57
|
82
|
94
|
71
|
75
|
60
|
46
|
57
|
76
|
70
|
64
|
65
|
67
|
69
|
|
2025/04
|
56
|
21
|
55
|
72
|
26
|
76
|
67
|
50
|
57
|
75
|
102
|
129
|
74
|
52
|
63
|
98
|
71
|
50
|
46
|
66
|
94
|
37
|
62
|
35
|
59
|
85
|
49
|
55
|
56
|
66
|
|
|
2025/03
|
206
|
70
|
35
|
56
|
81
|
36
|
55
|
127
|
128
|
119
|
136
|
88
|
105
|
65
|
52
|
25
|
35
|
30
|
54
|
50
|
42
|
65
|
120
|
96
|
59
|
93
|
61
|
47
|
25
|
52
|
68
|
|
2025/02
|
64
|
61
|
15
|
21
|
29
|
61
|
33
|
21
|
41
|
93
|
125
|
81
|
133
|
103
|
124
|
39
|
21
|
50
|
43
|
48
|
41
|
48
|
29
|
68
|
64
|
72
|
140
|
199
|
|||
|
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
|
|
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