Air Quality
Excellent
No health implications.
11
PM2.5
29
PM10
36
O3
0.5
CO
10
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Sep
40
Excellent
Thu
11 Sep
48
Excellent
Fri
12 Sep
42
Excellent
Sat
13 Sep
45
Excellent
Sun
14 Sep
44
Excellent
Mon
15 Sep
45
Excellent
Tue
16 Sep
23
Excellent
Air quality in the last 12 months (Songshan)
|
2025/08
|
25
|
29
|
19
|
22
|
24
|
30
|
16
|
22
|
14
|
18
|
23
|
21
|
16
|
19
|
21
|
16
|
28
|
24
|
23
|
27
|
19
|
14
|
19
|
18
|
24
|
18
|
26
|
18
|
26
|
19
|
26
|
|
2025/07
|
29
|
18
|
23
|
21
|
18
|
14
|
20
|
25
|
29
|
33
|
39
|
33
|
16
|
21
|
26
|
19
|
16
|
20
|
39
|
16
|
14
|
18
|
28
|
24
|
15
|
12
|
14
|
23
|
14
|
13
|
16
|
|
2025/06
|
24
|
38
|
29
|
20
|
24
|
22
|
14
|
17
|
30
|
18
|
27
|
42
|
31
|
30
|
11
|
12
|
20
|
36
|
18
|
15
|
18
|
19
|
31
|
41
|
45
|
45
|
39
|
27
|
32
|
30
|
|
|
2025/05
|
29
|
19
|
24
|
22
|
23
|
24
|
38
|
63
|
23
|
30
|
34
|
42
|
44
|
32
|
30
|
36
|
36
|
18
|
35
|
41
|
50
|
91
|
36
|
38
|
41
|
42
|
23
|
29
|
47
|
54
|
35
|
|
2025/04
|
27
|
22
|
30
|
51
|
22
|
32
|
51
|
21
|
41
|
36
|
64
|
62
|
34
|
20
|
38
|
59
|
52
|
20
|
18
|
39
|
51
|
21
|
51
|
28
|
23
|
48
|
26
|
15
|
53
|
37
|
|
|
2025/03
|
42
|
48
|
50
|
51
|
41
|
21
|
48
|
72
|
80
|
86
|
151
|
63
|
38
|
39
|
30
|
24
|
44
|
24
|
26
|
35
|
36
|
31
|
81
|
44
|
48
|
145
|
38
|
31
|
22
|
19
|
31
|
|
2025/02
|
93
|
89
|
20
|
17
|
24
|
32
|
35
|
16
|
25
|
41
|
61
|
46
|
49
|
42
|
66
|
25
|
17
|
21
|
19
|
19
|
19
|
18
|
14
|
18
|
29
|
22
|
56
|
47
|
|||
|
2025/01
|
33
|
14
|
25
|
38
|
28
|
19
|
18
|
23
|
16
|
24
|
40
|
36
|
20
|
28
|
21
|
34
|
34
|
38
|
34
|
44
|
28
|
51
|
74
|
85
|
103
|
50
|
16
|
36
|
182
|
44
|
67
|
|
2024/12
|
51
|
14
|
22
|
17
|
24
|
17
|
17
|
19
|
30
|
33
|
33
|
39
|
19
|
15
|
18
|
22
|
17
|
23
|
39
|
27
|
19
|
17
|
28
|
48
|
46
|
20
|
22
|
19
|
56
|
62
|
27
|
|
2024/11
|
45
|
46
|
23
|
23
|
32
|
46
|
71
|
112
|
97
|
45
|
50
|
52
|
66
|
57
|
50
|
33
|
26
|
42
|
51
|
43
|
29
|
35
|
56
|
73
|
42
|
20
|
29
|
24
|
17
|
30
|
|
|
2024/10
|
16
|
19
|
23
|
41
|
50
|
17
|
22
|
34
|
63
|
27
|
25
|
54
|
94
|
52
|
31
|
52
|
49
|
29
|
19
|
38
|
37
|
27
|
43
|
45
|
51
|
35
|
38
|
43
|
42
|
37
|
54
|
|
2024/09
|
18
|
14
|
20
|
23
|
14
|
17
|
14
|
21
|
18
|
18
|
24
|
30
|
39
|
15
|
23
|
21
|
33
|
25
|
32
|
9
|
10
|
18
|
20
|
23
|
17
|
21
|
35
|
61
|
49
|
9
|
|
|
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