Air Quality
Excellent
No health implications.
21
PM2.5
27
PM10
61
O3
0.5
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Oct
44
Excellent
Fri
16 Oct
49
Excellent
Sat
17 Oct
48
Excellent
Sun
18 Oct
48
Excellent
Mon
19 Oct
46
Excellent
Tue
20 Oct
37
Excellent
Wed
21 Oct
41
Excellent
Air quality in the last 12 months (Songtao)
|
2026/08
|
17
|
16
|
16
|
14
|
14
|
15
|
22
|
26
|
29
|
26
|
20
|
17
|
15
|
17
|
24
|
25
|
28
|
27
|
23
|
26
|
29
|
29
|
26
|
24
|
16
|
21
|
20
|
22
|
25
|
22
|
30
|
|
2026/07
|
19
|
16
|
13
|
14
|
12
|
14
|
17
|
18
|
15
|
16
|
18
|
20
|
20
|
22
|
27
|
17
|
17
|
16
|
18
|
29
|
29
|
30
|
24
|
24
|
20
|
21
|
20
|
16
|
20
|
18
|
15
|
|
2026/06
|
30
|
28
|
23
|
26
|
39
|
34
|
25
|
27
|
22
|
23
|
24
|
18
|
16
|
23
|
27
|
29
|
33
|
33
|
15
|
15
|
14
|
14
|
18
|
15
|
18
|
27
|
35
|
33
|
30
|
18
|
|
|
2026/05
|
32
|
41
|
28
|
34
|
37
|
42
|
43
|
33
|
29
|
37
|
51
|
55
|
24
|
30
|
37
|
34
|
18
|
18
|
16
|
18
|
24
|
25
|
24
|
29
|
34
|
29
|
17
|
21
|
30
|
34
|
31
|
|
2026/04
|
23
|
22
|
21
|
34
|
44
|
25
|
30
|
25
|
35
|
38
|
25
|
21
|
24
|
23
|
19
|
19
|
23
|
33
|
32
|
29
|
18
|
17
|
18
|
23
|
31
|
39
|
28
|
24
|
27
|
31
|
|
|
2026/03
|
11
|
16
|
27
|
33
|
32
|
48
|
48
|
16
|
19
|
31
|
31
|
43
|
60
|
59
|
37
|
20
|
18
|
18
|
33
|
40
|
31
|
28
|
26
|
21
|
25
|
20
|
20
|
26
|
25
|
19
|
32
|
|
2026/02
|
55
|
66
|
73
|
79
|
81
|
69
|
110
|
69
|
49
|
54
|
54
|
59
|
69
|
58
|
55
|
25
|
51
|
56
|
44
|
49
|
53
|
50
|
29
|
37
|
48
|
14
|
15
|
12
|
|||
|
2026/01
|
28
|
53
|
60
|
41
|
46
|
52
|
56
|
50
|
58
|
78
|
74
|
85
|
89
|
120
|
116
|
127
|
120
|
125
|
56
|
32
|
61
|
60
|
72
|
83
|
56
|
25
|
61
|
78
|
54
|
18
|
46
|
|
2025/12
|
53
|
79
|
68
|
53
|
54
|
49
|
54
|
54
|
57
|
69
|
61
|
138
|
31
|
38
|
46
|
54
|
56
|
60
|
64
|
63
|
37
|
47
|
26
|
44
|
52
|
53
|
54
|
57
|
72
|
83
|
57
|
|
2025/11
|
24
|
22
|
17
|
17
|
21
|
14
|
15
|
11
|
11
|
19
|
31
|
30
|
32
|
34
|
37
|
38
|
42
|
19
|
23
|
28
|
27
|
33
|
38
|
31
|
43
|
42
|
42
|
46
|
45
|
47
|
|
|
2025/10
|
23
|
21
|
23
|
23
|
27
|
24
|
24
|
28
|
26
|
27
|
26
|
38
|
26
|
13
|
19
|
14
|
16
|
11
|
10
|
10
|
11
|
23
|
27
|
31
|
44
|
35
|
23
|
27
|
37
|
33
|
27
|
|
2025/09
|
21
|
19
|
22
|
20
|
20
|
29
|
23
|
26
|
18
|
19
|
27
|
29
|
26
|
26
|
23
|
22
|
24
|
22
|
16
|
12
|
21
|
21
|
16
|
18
|
19
|
15
|
20
|
23
|
26
|
20
|
|
|
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