Air Quality
Excellent
No health implications.
10
PM2.5
14
PM10
37
O3
0.4
CO
3
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Mar
40
Excellent
Tue
1 Apr
30
Excellent
Wed
2 Apr
47
Excellent
Thu
3 Apr
46
Excellent
Fri
4 Apr
51
Good
Sat
5 Apr
48
Excellent
Sun
6 Apr
31
Excellent
Air quality in the last 12 months (Shanghang)
|
2025/02
|
34
|
27
|
9
|
24
|
29
|
36
|
19
|
49
|
33
|
38
|
37
|
87
|
47
|
38
|
41
|
34
|
36
|
49
|
43
|
37
|
20
|
26
|
11
|
16
|
41
|
53
|
43
|
36
|
|||
|
2025/01
|
73
|
63
|
59
|
49
|
54
|
58
|
59
|
62
|
57
|
37
|
43
|
40
|
44
|
45
|
48
|
55
|
40
|
50
|
46
|
46
|
47
|
56
|
42
|
52
|
40
|
15
|
26
|
45
|
91
|
45
|
30
|
|
2024/12
|
48
|
45
|
45
|
43
|
49
|
52
|
44
|
26
|
43
|
40
|
38
|
24
|
31
|
51
|
41
|
40
|
45
|
44
|
46
|
48
|
47
|
51
|
58
|
49
|
60
|
56
|
69
|
75
|
66
|
59
|
58
|
|
2024/11
|
16
|
18
|
30
|
33
|
38
|
41
|
32
|
29
|
38
|
42
|
40
|
27
|
23
|
30
|
31
|
19
|
23
|
19
|
19
|
20
|
19
|
25
|
27
|
36
|
25
|
16
|
26
|
27
|
32
|
42
|
|
|
2024/10
|
17
|
15
|
26
|
27
|
25
|
29
|
27
|
24
|
22
|
23
|
33
|
43
|
35
|
39
|
46
|
28
|
30
|
31
|
34
|
26
|
23
|
26
|
19
|
28
|
32
|
32
|
33
|
12
|
18
|
28
|
26
|
|
2024/09
|
26
|
26
|
32
|
24
|
23
|
17
|
16
|
19
|
18
|
22
|
29
|
36
|
31
|
25
|
19
|
21
|
20
|
19
|
26
|
22
|
18
|
18
|
12
|
14
|
18
|
23
|
27
|
25
|
20
|
19
|
|
|
2024/08
|
17
|
22
|
27
|
32
|
22
|
28
|
24
|
26
|
31
|
38
|
29
|
25
|
23
|
16
|
16
|
22
|
17
|
16
|
14
|
12
|
10
|
14
|
24
|
25
|
22
|
25
|
31
|
28
|
26
|
31
|
28
|
|
2024/07
|
21
|
18
|
19
|
18
|
18
|
18
|
15
|
14
|
17
|
18
|
18
|
13
|
18
|
21
|
17
|
16
|
16
|
18
|
18
|
19
|
19
|
21
|
30
|
25
|
22
|
10
|
10
|
12
|
18
|
21
|
12
|
|
2024/06
|
16
|
11
|
18
|
15
|
20
|
17
|
23
|
28
|
18
|
19
|
16
|
17
|
21
|
18
|
17
|
15
|
15
|
19
|
18
|
17
|
18
|
31
|
24
|
17
|
18
|
21
|
20
|
18
|
16
|
15
|
|
|
2024/05
|
17
|
19
|
30
|
32
|
16
|
25
|
38
|
40
|
43
|
56
|
37
|
29
|
26
|
28
|
36
|
43
|
51
|
51
|
43
|
20
|
15
|
11
|
16
|
14
|
13
|
17
|
15
|
19
|
22
|
32
|
26
|
|
2024/04
|
29
|
36
|
32
|
27
|
16
|
21
|
13
|
13
|
16
|
29
|
47
|
45
|
49
|
44
|
48
|
45
|
35
|
25
|
20
|
17
|
17
|
22
|
22
|
24
|
16
|
18
|
25
|
18
|
22
|
21
|
|
|
2024/03
|
19
|
21
|
34
|
47
|
35
|
16
|
23
|
33
|
58
|
45
|
32
|
32
|
52
|
63
|
30
|
43
|
40
|
25
|
23
|
49
|
56
|
53
|
44
|
37
|
29
|
23
|
43
|
34
|
31
|
50
|
25
|
|
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