Air Quality
Excellent
No health implications.
11
PM2.5
18
PM10
23
O3
0.4
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Oct
51
Good
Fri
17 Oct
60
Good
Sat
18 Oct
57
Good
Sun
19 Oct
53
Good
Mon
20 Oct
48
Excellent
Tue
21 Oct
34
Excellent
Wed
22 Oct
42
Excellent
Air quality in the last 12 months (Songyang)
|
2025/08
|
32
|
32
|
29
|
22
|
18
|
22
|
18
|
20
|
24
|
31
|
31
|
25
|
14
|
11
|
12
|
15
|
16
|
18
|
19
|
21
|
19
|
17
|
22
|
22
|
20
|
21
|
18
|
14
|
15
|
18
|
29
|
|
2025/07
|
11
|
16
|
27
|
27
|
19
|
13
|
14
|
19
|
15
|
19
|
20
|
20
|
22
|
25
|
30
|
34
|
30
|
23
|
15
|
13
|
11
|
18
|
22
|
24
|
26
|
14
|
20
|
20
|
24
|
26
|
21
|
|
2025/06
|
32
|
25
|
17
|
32
|
28
|
33
|
34
|
43
|
26
|
23
|
19
|
19
|
12
|
21
|
15
|
21
|
29
|
19
|
28
|
21
|
21
|
24
|
18
|
18
|
25
|
22
|
26
|
21
|
27
|
19
|
|
|
2025/05
|
44
|
47
|
51
|
51
|
33
|
49
|
87
|
48
|
32
|
42
|
40
|
40
|
36
|
36
|
50
|
42
|
32
|
30
|
30
|
23
|
25
|
30
|
22
|
32
|
58
|
60
|
54
|
31
|
18
|
34
|
40
|
|
2025/04
|
31
|
36
|
57
|
57
|
53
|
57
|
57
|
56
|
60
|
40
|
46
|
66
|
121
|
82
|
58
|
50
|
57
|
56
|
56
|
41
|
51
|
22
|
37
|
31
|
21
|
37
|
36
|
35
|
55
|
47
|
|
|
2025/03
|
44
|
43
|
47
|
16
|
31
|
24
|
46
|
50
|
64
|
68
|
71
|
69
|
16
|
24
|
13
|
30
|
34
|
35
|
52
|
43
|
39
|
42
|
48
|
58
|
62
|
82
|
80
|
47
|
35
|
33
|
33
|
|
2025/02
|
17
|
14
|
49
|
49
|
31
|
45
|
51
|
46
|
32
|
43
|
41
|
45
|
110
|
94
|
70
|
38
|
56
|
44
|
39
|
19
|
14
|
26
|
32
|
69
|
95
|
75
|
57
|
34
|
|||
|
2025/01
|
95
|
77
|
76
|
74
|
65
|
78
|
74
|
96
|
76
|
37
|
50
|
53
|
58
|
57
|
88
|
50
|
56
|
58
|
48
|
55
|
78
|
73
|
61
|
50
|
42
|
26
|
31
|
43
|
89
|
47
|
40
|
|
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
|
|
|
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