Air Quality
Excellent
No health implications.
6
PM2.5
27
PM10
59
O3
0.3
CO
10
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Apr
49
Excellent
Sat
26 Apr
63
Good
Sun
27 Apr
47
Excellent
Mon
28 Apr
48
Excellent
Tue
29 Apr
56
Good
Wed
30 Apr
59
Good
Thu
1 May
47
Excellent
Air quality in the last 12 months (Songshan)
|
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
|
|
|
2024/05
|
26
|
31
|
32
|
52
|
62
|
54
|
47
|
51
|
64
|
113
|
65
|
22
|
29
|
42
|
26
|
29
|
56
|
61
|
37
|
24
|
33
|
37
|
43
|
37
|
29
|
36
|
24
|
24
|
45
|
40
|
15
|
|
2024/04
|
57
|
53
|
32
|
36
|
62
|
36
|
43
|
44
|
61
|
59
|
44
|
80
|
62
|
52
|
182
|
29
|
46
|
50
|
29
|
23
|
25
|
57
|
25
|
35
|
79
|
37
|
35
|
16
|
22
|
21
|
|
|
2024/03
|
23
|
37
|
20
|
45
|
42
|
31
|
39
|
27
|
45
|
51
|
39
|
23
|
29
|
45
|
49
|
183
|
32
|
45
|
28
|
23
|
57
|
53
|
52
|
32
|
59
|
67
|
134
|
221
|
65
|
34
|
42
|
|
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