Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
24
PM2.5
44
PM10
173
O3
0.6
CO
9
SO2
4
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 May
82
Good
Thu
15 May
56
Good
Fri
16 May
72
Good
Sat
17 May
82
Good
Sun
18 May
87
Good
Mon
19 May
82
Good
Tue
20 May
38
Excellent
Air quality in the last 12 months (Tongshan)
|
2025/02
|
55
|
42
|
53
|
49
|
43
|
45
|
76
|
42
|
36
|
40
|
44
|
75
|
84
|
54
|
56
|
53
|
43
|
30
|
34
|
45
|
48
|
23
|
60
|
84
|
77
|
54
|
44
|
40
|
|||
|
2025/01
|
68
|
91
|
147
|
122
|
99
|
65
|
74
|
65
|
53
|
45
|
52
|
59
|
52
|
71
|
65
|
55
|
55
|
57
|
63
|
75
|
66
|
64
|
152
|
134
|
27
|
30
|
51
|
58
|
72
|
54
|
64
|
|
2024/12
|
41
|
50
|
86
|
92
|
45
|
46
|
48
|
90
|
56
|
57
|
61
|
79
|
72
|
55
|
52
|
42
|
51
|
74
|
55
|
64
|
85
|
58
|
67
|
70
|
75
|
111
|
128
|
54
|
46
|
69
|
87
|
|
2024/11
|
46
|
74
|
58
|
68
|
62
|
37
|
34
|
37
|
45
|
53
|
41
|
39
|
47
|
57
|
56
|
61
|
16
|
16
|
30
|
30
|
33
|
34
|
54
|
45
|
29
|
29
|
42
|
53
|
47
|
38
|
|
|
2024/10
|
17
|
44
|
41
|
31
|
37
|
67
|
30
|
27
|
38
|
57
|
57
|
56
|
93
|
65
|
59
|
29
|
20
|
25
|
18
|
22
|
43
|
24
|
31
|
32
|
49
|
46
|
31
|
52
|
60
|
44
|
42
|
|
2024/09
|
37
|
44
|
44
|
39
|
41
|
50
|
43
|
38
|
42
|
34
|
38
|
32
|
27
|
39
|
36
|
28
|
41
|
39
|
36
|
39
|
29
|
28
|
32
|
38
|
43
|
49
|
50
|
28
|
31
|
42
|
|
|
2024/08
|
13
|
16
|
23
|
22
|
27
|
23
|
28
|
25
|
24
|
24
|
69
|
76
|
44
|
23
|
24
|
31
|
42
|
37
|
29
|
35
|
32
|
34
|
25
|
25
|
25
|
33
|
28
|
20
|
35
|
36
|
38
|
|
2024/07
|
11
|
18
|
22
|
16
|
17
|
17
|
20
|
19
|
23
|
33
|
33
|
23
|
26
|
33
|
26
|
22
|
16
|
17
|
14
|
18
|
19
|
18
|
25
|
31
|
36
|
27
|
17
|
11
|
11
|
18
|
18
|
|
2024/06
|
19
|
34
|
26
|
19
|
21
|
23
|
27
|
29
|
22
|
17
|
15
|
26
|
26
|
23
|
25
|
27
|
31
|
18
|
15
|
19
|
21
|
10
|
12
|
18
|
16
|
21
|
10
|
14
|
12
|
14
|
|
|
2024/05
|
28
|
27
|
27
|
18
|
24
|
25
|
38
|
40
|
44
|
46
|
42
|
93
|
76
|
56
|
61
|
54
|
53
|
50
|
55
|
41
|
33
|
14
|
19
|
24
|
26
|
28
|
19
|
22
|
29
|
51
|
39
|
|
2024/04
|
21
|
14
|
36
|
56
|
49
|
47
|
48
|
49
|
26
|
30
|
41
|
29
|
21
|
25
|
33
|
43
|
37
|
26
|
15
|
35
|
41
|
38
|
35
|
86
|
73
|
58
|
37
|
26
|
30
|
15
|
|
|
2024/03
|
41
|
37
|
28
|
23
|
52
|
56
|
46
|
64
|
61
|
60
|
59
|
55
|
53
|
47
|
55
|
60
|
51
|
43
|
50
|
84
|
58
|
55
|
30
|
42
|
20
|
26
|
36
|
36
|
35
|
34
|
26
|
|
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