Air Quality
Excellent
No health implications.
5
PM2.5
11
PM10
48
O3
0.6
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Feb
49
Excellent
Sun
2 Feb
48
Excellent
Mon
3 Feb
61
Good
Tue
4 Feb
63
Good
Wed
5 Feb
69
Good
Thu
6 Feb
68
Good
Fri
7 Feb
39
Excellent
Air quality in the last 12 months (Songyang)
|
2024/12
|
47
|
50
|
69
|
76
|
56
|
31
|
73
|
60
|
44
|
49
|
22
|
57
|
42
|
81
|
72
|
56
|
56
|
65
|
42
|
44
|
64
|
69
|
71
|
74
|
74
|
101
|
138
|
82
|
66
|
66
|
74
|
|
2024/11
|
14
|
20
|
35
|
62
|
60
|
43
|
29
|
36
|
43
|
39
|
35
|
50
|
43
|
43
|
26
|
17
|
21
|
22
|
27
|
31
|
45
|
48
|
72
|
36
|
29
|
23
|
38
|
39
|
44
|
42
|
|
|
2024/10
|
22
|
26
|
26
|
29
|
43
|
21
|
18
|
18
|
37
|
46
|
60
|
55
|
42
|
40
|
52
|
18
|
31
|
33
|
22
|
22
|
39
|
46
|
33
|
41
|
36
|
29
|
20
|
22
|
61
|
50
|
45
|
|
2024/09
|
27
|
35
|
42
|
32
|
26
|
23
|
28
|
19
|
22
|
36
|
29
|
32
|
17
|
28
|
33
|
27
|
20
|
23
|
25
|
29
|
20
|
22
|
19
|
20
|
25
|
43
|
21
|
32
|
44
|
33
|
|
|
2024/08
|
19
|
20
|
30
|
30
|
25
|
29
|
31
|
34
|
33
|
36
|
32
|
22
|
21
|
28
|
25
|
33
|
26
|
24
|
17
|
16
|
11
|
28
|
31
|
36
|
44
|
40
|
41
|
22
|
32
|
21
|
24
|
|
2024/07
|
29
|
22
|
21
|
24
|
29
|
29
|
29
|
23
|
27
|
27
|
24
|
26
|
28
|
22
|
27
|
20
|
22
|
21
|
25
|
25
|
28
|
18
|
18
|
14
|
13
|
11
|
8
|
15
|
13
|
14
|
18
|
|
2024/06
|
8
|
12
|
24
|
33
|
29
|
14
|
20
|
25
|
36
|
22
|
14
|
19
|
23
|
18
|
17
|
17
|
12
|
19
|
28
|
31
|
29
|
31
|
33
|
25
|
17
|
27
|
26
|
39
|
26
|
21
|
|
|
2024/05
|
14
|
36
|
36
|
37
|
26
|
21
|
34
|
53
|
56
|
40
|
43
|
35
|
52
|
39
|
44
|
42
|
34
|
40
|
42
|
40
|
24
|
28
|
37
|
26
|
17
|
17
|
23
|
19
|
32
|
33
|
44
|
|
2024/04
|
29
|
33
|
25
|
18
|
28
|
32
|
27
|
23
|
31
|
49
|
49
|
50
|
51
|
25
|
43
|
43
|
26
|
21
|
41
|
38
|
22
|
23
|
29
|
46
|
42
|
47
|
42
|
29
|
30
|
18
|
|
|
2024/03
|
30
|
44
|
40
|
50
|
49
|
15
|
63
|
59
|
61
|
69
|
51
|
50
|
86
|
75
|
63
|
48
|
54
|
40
|
37
|
57
|
56
|
50
|
52
|
46
|
43
|
18
|
40
|
40
|
34
|
48
|
36
|
|
2024/02
|
36
|
16
|
16
|
14
|
16
|
21
|
23
|
69
|
91
|
116
|
59
|
51
|
41
|
45
|
35
|
19
|
24
|
41
|
45
|
41
|
28
|
10
|
15
|
21
|
33
|
63
|
79
|
58
|
19
|
||
|
2024/01
|
133
|
120
|
69
|
47
|
57
|
53
|
148
|
132
|
89
|
53
|
78
|
52
|
56
|
59
|
109
|
65
|
54
|
65
|
67
|
20
|
33
|
34
|
32
|
41
|
50
|
66
|
71
|
69
|
92
|
53
|
44
|
|
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