Air Quality
Excellent
No health implications.
5
PM2.5
12
PM10
50
O3
0.7
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Mar
36
Excellent
Tue
4 Mar
43
Excellent
Wed
5 Mar
60
Good
Thu
6 Mar
62
Good
Fri
7 Mar
84
Good
Sat
8 Mar
84
Good
Sun
9 Mar
20
Excellent
Air quality in the last 12 months (Tongshan)
|
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
|
|
2024/02
|
30
|
18
|
19
|
56
|
81
|
63
|
77
|
87
|
82
|
82
|
77
|
47
|
43
|
36
|
54
|
24
|
23
|
38
|
66
|
16
|
23
|
39
|
51
|
47
|
59
|
79
|
70
|
69
|
59
|
||
|
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