Air Quality
Excellent
No health implications.
21
PM2.5
30
PM10
147
O3
0.6
CO
9
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jun
93
Good
Thu
19 Jun
57
Good
Fri
20 Jun
46
Excellent
Sat
21 Jun
48
Excellent
Sun
22 Jun
52
Good
Mon
23 Jun
76
Good
Tue
24 Jun
19
Excellent
Air quality in the last 12 months (Songshan)
|
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
|
|
|
2024/08
|
12
|
23
|
18
|
18
|
22
|
24
|
26
|
22
|
41
|
20
|
11
|
8
|
14
|
23
|
31
|
27
|
34
|
29
|
21
|
8
|
10
|
13
|
14
|
19
|
23
|
18
|
20
|
29
|
28
|
25
|
25
|
|
2024/07
|
36
|
37
|
20
|
31
|
27
|
29
|
23
|
52
|
57
|
51
|
51
|
31
|
35
|
39
|
33
|
25
|
11
|
12
|
23
|
23
|
35
|
18
|
23
|
23
|
17
|
18
|
18
|
20
|
13
|
26
|
11
|
|
2024/06
|
18
|
23
|
30
|
35
|
40
|
39
|
27
|
14
|
21
|
39
|
22
|
42
|
28
|
15
|
12
|
19
|
27
|
41
|
45
|
41
|
52
|
144
|
68
|
16
|
17
|
23
|
36
|
35
|
39
|
28
|
|
|
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