Air Quality
Excellent
No health implications.
16
PM2.5
38
PM10
20
O3
0.7
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
83
Good
Sun
11 May
88
Good
Mon
12 May
91
Good
Tue
13 May
92
Good
Wed
14 May
86
Good
Thu
15 May
15
Excellent
Fri
16 May
44
Excellent
Air quality in the last 12 months (Songyang)
|
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
|
|
|
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
|
|
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