Air Quality
Excellent
No health implications.
7
PM2.5
17
PM10
64
O3
0.6
CO
8
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
50
Excellent
Wed
29 Apr
54
Good
Thu
30 Apr
62
Good
Fri
1 May
57
Good
Sat
2 May
54
Good
Sun
3 May
62
Good
Mon
4 May
20
Excellent
Air quality in the last 12 months (Songshan)
|
2026/03
|
48
|
47
|
77
|
67
|
32
|
33
|
38
|
52
|
29
|
53
|
29
|
48
|
82
|
37
|
56
|
59
|
72
|
39
|
42
|
51
|
68
|
79
|
71
|
89
|
63
|
52
|
31
|
37
|
45
|
37
|
44
|
|
2026/02
|
24
|
26
|
32
|
44
|
57
|
16
|
20
|
27
|
53
|
42
|
42
|
74
|
50
|
47
|
20
|
46
|
87
|
24
|
38
|
65
|
238
|
36
|
21
|
49
|
81
|
37
|
33
|
40
|
|||
|
2026/01
|
33
|
66
|
75
|
52
|
41
|
26
|
22
|
39
|
67
|
19
|
22
|
44
|
30
|
68
|
48
|
24
|
30
|
21
|
26
|
21
|
27
|
31
|
39
|
35
|
43
|
48
|
31
|
47
|
42
|
61
|
36
|
|
2025/12
|
21
|
21
|
21
|
20
|
31
|
38
|
33
|
20
|
53
|
54
|
26
|
62
|
44
|
30
|
58
|
67
|
49
|
66
|
75
|
19
|
29
|
53
|
58
|
18
|
23
|
64
|
76
|
49
|
29
|
22
|
23
|
|
2025/11
|
29
|
20
|
51
|
54
|
68
|
54
|
50
|
48
|
15
|
22
|
36
|
58
|
25
|
40
|
64
|
43
|
18
|
26
|
25
|
21
|
21
|
34
|
69
|
55
|
24
|
40
|
22
|
55
|
51
|
27
|
|
|
2025/10
|
43
|
43
|
40
|
31
|
21
|
19
|
44
|
20
|
16
|
25
|
34
|
34
|
46
|
55
|
40
|
24
|
25
|
16
|
12
|
17
|
37
|
42
|
51
|
59
|
41
|
19
|
17
|
54
|
72
|
46
|
37
|
|
2025/09
|
22
|
21
|
33
|
35
|
35
|
19
|
15
|
20
|
23
|
27
|
40
|
31
|
42
|
17
|
14
|
17
|
16
|
18
|
25
|
30
|
38
|
37
|
19
|
15
|
30
|
38
|
39
|
34
|
33
|
28
|
|
|
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
|
|
|
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