Air Quality
Excellent
No health implications.
4
PM2.5
13
PM10
65
O3
0.3
CO
7
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Jul
48
Excellent
Fri
17 Jul
43
Excellent
Sat
18 Jul
41
Excellent
Sun
19 Jul
41
Excellent
Mon
20 Jul
46
Excellent
Tue
21 Jul
43
Excellent
Wed
22 Jul
17
Excellent
Air quality in the last 12 months (Songtao)
|
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
|
|
|
2025/08
|
23
|
21
|
23
|
24
|
25
|
21
|
17
|
13
|
18
|
19
|
21
|
15
|
21
|
20
|
16
|
18
|
18
|
23
|
20
|
17
|
14
|
22
|
21
|
20
|
18
|
19
|
18
|
19
|
25
|
24
|
22
|
|
2025/07
|
19
|
17
|
18
|
16
|
18
|
20
|
20
|
24
|
28
|
23
|
26
|
27
|
27
|
21
|
19
|
17
|
20
|
22
|
27
|
25
|
15
|
13
|
14
|
16
|
15
|
20
|
24
|
19
|
23
|
18
|
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