Air Quality
Excellent
No health implications.
25
PM2.5
37
PM10
105
O3
0.5
CO
10
SO2
45
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Apr
84
Good
Sat
5 Apr
88
Good
Sun
6 Apr
104
Light
Mon
7 Apr
99
Good
Tue
8 Apr
100
Good
Wed
9 Apr
96
Good
Thu
10 Apr
48
Excellent
Hongkou Air quality rank
1
Xilinhot, Inner Mongolia
2
Xilingol League, Namenggu
3
Garze Prefecture, Sichuan
4
Kangding, Sichuan
5
Abag Banner, Inner Mongolia
6
Zhenglan Banner, Inner Mongolia
7
Duolun, Inner Mongolia
8
Hexigten Banner, Inner Mongolia
9
Sonid Left Banner, Inner Mongolia
165
Hongkou, Shanghai
Air quality in the last 12 months (Hongkou)
|
2025/02
|
28
|
56
|
72
|
61
|
56
|
34
|
53
|
35
|
40
|
49
|
28
|
74
|
34
|
33
|
60
|
115
|
56
|
39
|
44
|
26
|
33
|
58
|
53
|
73
|
78
|
130
|
132
|
61
|
|||
|
2025/01
|
56
|
44
|
54
|
39
|
65
|
95
|
65
|
73
|
31
|
39
|
55
|
69
|
90
|
102
|
36
|
56
|
71
|
72
|
93
|
158
|
107
|
29
|
36
|
35
|
31
|
42
|
55
|
41
|
86
|
43
|
36
|
|
2024/12
|
61
|
84
|
75
|
29
|
51
|
136
|
126
|
24
|
29
|
37
|
54
|
46
|
62
|
69
|
62
|
60
|
80
|
62
|
36
|
50
|
87
|
45
|
37
|
47
|
66
|
125
|
42
|
57
|
70
|
67
|
75
|
|
2024/11
|
8
|
50
|
82
|
61
|
23
|
21
|
23
|
27
|
32
|
29
|
37
|
45
|
55
|
39
|
64
|
48
|
21
|
19
|
22
|
26
|
62
|
78
|
15
|
24
|
33
|
40
|
58
|
69
|
52
|
61
|
|
|
2024/10
|
19
|
25
|
21
|
19
|
18
|
11
|
13
|
44
|
34
|
68
|
76
|
61
|
26
|
39
|
53
|
31
|
35
|
39
|
27
|
38
|
43
|
56
|
44
|
21
|
36
|
14
|
16
|
55
|
19
|
29
|
23
|
|
2024/09
|
35
|
38
|
25
|
26
|
24
|
41
|
46
|
29
|
25
|
30
|
13
|
25
|
18
|
18
|
23
|
16
|
21
|
24
|
28
|
17
|
20
|
29
|
26
|
28
|
25
|
19
|
29
|
35
|
36
|
36
|
|
|
2024/08
|
35
|
46
|
46
|
35
|
35
|
34
|
32
|
38
|
35
|
38
|
43
|
49
|
42
|
21
|
28
|
35
|
22
|
16
|
20
|
27
|
22
|
42
|
32
|
32
|
28
|
25
|
41
|
33
|
17
|
28
|
26
|
|
2024/07
|
35
|
26
|
26
|
40
|
46
|
39
|
43
|
40
|
41
|
38
|
24
|
30
|
47
|
67
|
49
|
25
|
34
|
35
|
39
|
33
|
36
|
29
|
21
|
28
|
33
|
37
|
30
|
28
|
19
|
20
|
29
|
|
2024/06
|
65
|
19
|
40
|
51
|
31
|
18
|
23
|
28
|
37
|
28
|
16
|
33
|
62
|
43
|
27
|
28
|
18
|
22
|
22
|
32
|
46
|
38
|
22
|
31
|
35
|
27
|
16
|
20
|
31
|
24
|
|
|
2024/05
|
37
|
35
|
36
|
38
|
37
|
61
|
65
|
40
|
24
|
31
|
57
|
60
|
66
|
42
|
45
|
34
|
37
|
36
|
34
|
30
|
28
|
36
|
27
|
22
|
25
|
29
|
23
|
19
|
25
|
37
|
59
|
|
2024/04
|
71
|
32
|
34
|
43
|
53
|
47
|
43
|
37
|
61
|
65
|
50
|
34
|
27
|
26
|
52
|
50
|
27
|
75
|
110
|
50
|
33
|
38
|
45
|
46
|
33
|
39
|
27
|
30
|
48
|
38
|
|
|
2024/03
|
39
|
59
|
64
|
39
|
40
|
55
|
46
|
79
|
87
|
49
|
63
|
105
|
51
|
59
|
42
|
42
|
67
|
61
|
79
|
99
|
65
|
69
|
75
|
83
|
64
|
41
|
40
|
56
|
64
|
62
|
77
|
|
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