Air Quality
Excellent
No health implications.
14
PM2.5
16
PM10
56
O3
0.6
CO
13
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
38
Excellent
Wed
16 Jul
44
Excellent
Thu
17 Jul
51
Good
Fri
18 Jul
59
Good
Sat
19 Jul
45
Excellent
Sun
20 Jul
43
Excellent
Mon
21 Jul
29
Excellent
Air quality in the last 12 months (Songshan)
|
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
|
|
|
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
|
|
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