Air Quality
Excellent
No health implications.
25
PM2.5
33
PM10
86
O3
0.5
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Aug
40
Excellent
Tue
1 Sep
51
Good
Wed
2 Sep
46
Excellent
Thu
3 Sep
50
Excellent
Fri
4 Sep
51
Good
Sat
5 Sep
58
Good
Sun
6 Sep
25
Excellent
Air quality in the last 12 months (Tongshan)
|
2026/07
|
23
|
16
|
18
|
16
|
14
|
16
|
15
|
15
|
18
|
23
|
31
|
32
|
37
|
31
|
21
|
22
|
22
|
28
|
27
|
31
|
25
|
17
|
22
|
26
|
33
|
31
|
16
|
15
|
17
|
16
|
19
|
|
2026/06
|
53
|
52
|
36
|
39
|
55
|
47
|
48
|
34
|
34
|
41
|
44
|
32
|
22
|
27
|
41
|
39
|
39
|
32
|
18
|
21
|
18
|
19
|
20
|
19
|
24
|
37
|
46
|
43
|
38
|
21
|
|
|
2026/05
|
33
|
26
|
36
|
34
|
35
|
36
|
43
|
45
|
39
|
38
|
44
|
52
|
33
|
27
|
32
|
24
|
24
|
24
|
19
|
29
|
38
|
24
|
22
|
30
|
30
|
22
|
28
|
36
|
53
|
51
|
55
|
|
2026/04
|
41
|
37
|
40
|
47
|
64
|
59
|
75
|
48
|
34
|
43
|
43
|
44
|
43
|
34
|
34
|
46
|
43
|
49
|
51
|
53
|
25
|
19
|
34
|
35
|
35
|
44
|
55
|
33
|
28
|
32
|
|
|
2026/03
|
24
|
33
|
53
|
64
|
74
|
63
|
70
|
68
|
80
|
60
|
49
|
52
|
51
|
51
|
105
|
25
|
20
|
26
|
44
|
60
|
44
|
55
|
55
|
67
|
63
|
53
|
59
|
53
|
55
|
35
|
32
|
|
2026/02
|
51
|
55
|
70
|
69
|
83
|
79
|
47
|
58
|
53
|
63
|
77
|
76
|
79
|
60
|
64
|
40
|
81
|
73
|
86
|
62
|
43
|
62
|
87
|
39
|
31
|
26
|
36
|
33
|
|||
|
2026/01
|
29
|
49
|
62
|
60
|
85
|
66
|
53
|
63
|
65
|
66
|
74
|
69
|
69
|
61
|
94
|
97
|
172
|
180
|
32
|
45
|
67
|
80
|
67
|
74
|
79
|
124
|
104
|
61
|
68
|
28
|
42
|
|
2025/12
|
77
|
107
|
70
|
75
|
95
|
78
|
94
|
123
|
103
|
109
|
121
|
110
|
38
|
49
|
53
|
58
|
133
|
146
|
87
|
144
|
79
|
47
|
54
|
82
|
73
|
65
|
72
|
70
|
68
|
114
|
102
|
|
2025/11
|
49
|
54
|
65
|
60
|
55
|
49
|
40
|
24
|
39
|
53
|
70
|
54
|
53
|
52
|
55
|
54
|
55
|
33
|
33
|
42
|
49
|
56
|
66
|
55
|
85
|
62
|
93
|
79
|
64
|
57
|
|
|
2025/10
|
34
|
37
|
34
|
42
|
49
|
33
|
42
|
49
|
43
|
49
|
63
|
71
|
46
|
47
|
52
|
34
|
44
|
15
|
11
|
23
|
20
|
30
|
40
|
41
|
58
|
64
|
61
|
60
|
68
|
78
|
46
|
|
2025/09
|
17
|
19
|
22
|
26
|
29
|
35
|
33
|
25
|
22
|
20
|
15
|
21
|
26
|
27
|
26
|
29
|
34
|
25
|
22
|
20
|
31
|
39
|
30
|
12
|
17
|
32
|
39
|
40
|
41
|
32
|
|
|
2025/08
|
31
|
34
|
36
|
31
|
26
|
19
|
14
|
12
|
18
|
28
|
15
|
18
|
28
|
20
|
10
|
17
|
19
|
22
|
19
|
15
|
15
|
15
|
17
|
18
|
16
|
19
|
20
|
18
|
24
|
31
|
17
|
|
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