Air Quality
Excellent
No health implications.
12
PM2.5
17
PM10
28
O3
1.1
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Jan
92
Good
Tue
27 Jan
96
Good
Wed
28 Jan
103
Light
Thu
29 Jan
104
Light
Fri
30 Jan
58
Good
Sat
31 Jan
50
Excellent
Sun
1 Feb
24
Excellent
Tongdao Air quality rank
Air quality in the last 12 months (Tongdao)
|
2025/12
|
74
|
86
|
80
|
70
|
61
|
74
|
79
|
68
|
81
|
89
|
96
|
99
|
29
|
44
|
59
|
67
|
68
|
66
|
73
|
75
|
67
|
81
|
59
|
33
|
54
|
57
|
60
|
65
|
78
|
83
|
94
|
|
2025/11
|
36
|
28
|
17
|
17
|
28
|
31
|
30
|
10
|
8
|
11
|
22
|
44
|
37
|
41
|
44
|
51
|
56
|
24
|
27
|
32
|
33
|
41
|
53
|
54
|
48
|
46
|
63
|
62
|
55
|
62
|
|
|
2025/10
|
37
|
28
|
25
|
32
|
37
|
23
|
22
|
32
|
35
|
33
|
35
|
45
|
53
|
35
|
37
|
34
|
37
|
22
|
12
|
10
|
12
|
23
|
34
|
39
|
47
|
49
|
40
|
47
|
58
|
67
|
43
|
|
2025/09
|
31
|
28
|
24
|
24
|
31
|
33
|
38
|
39
|
15
|
19
|
21
|
17
|
23
|
29
|
28
|
29
|
22
|
30
|
38
|
27
|
24
|
21
|
20
|
15
|
13
|
15
|
24
|
30
|
37
|
42
|
|
|
2025/08
|
27
|
29
|
24
|
26
|
25
|
14
|
13
|
19
|
25
|
25
|
27
|
30
|
35
|
28
|
13
|
24
|
23
|
25
|
19
|
18
|
18
|
20
|
26
|
32
|
26
|
27
|
26
|
23
|
29
|
29
|
28
|
|
2025/07
|
19
|
19
|
22
|
26
|
30
|
39
|
34
|
30
|
33
|
30
|
23
|
36
|
27
|
29
|
18
|
23
|
25
|
34
|
32
|
28
|
14
|
12
|
15
|
23
|
25
|
30
|
33
|
26
|
29
|
28
|
28
|
|
2025/06
|
25
|
16
|
30
|
40
|
45
|
35
|
26
|
25
|
30
|
29
|
31
|
24
|
25
|
18
|
22
|
24
|
13
|
12
|
16
|
17
|
17
|
14
|
17
|
17
|
23
|
27
|
21
|
17
|
16
|
18
|
|
|
2025/05
|
45
|
58
|
55
|
35
|
33
|
36
|
41
|
39
|
22
|
37
|
30
|
41
|
49
|
61
|
52
|
24
|
28
|
22
|
26
|
22
|
24
|
27
|
25
|
47
|
48
|
33
|
29
|
14
|
19
|
30
|
25
|
|
2025/04
|
45
|
55
|
65
|
108
|
97
|
77
|
98
|
115
|
99
|
73
|
58
|
80
|
188
|
123
|
85
|
79
|
76
|
75
|
45
|
30
|
42
|
29
|
49
|
31
|
27
|
38
|
30
|
33
|
53
|
45
|
|
|
2025/03
|
50
|
42
|
43
|
17
|
18
|
30
|
43
|
44
|
46
|
32
|
39
|
51
|
42
|
22
|
14
|
39
|
38
|
35
|
46
|
48
|
59
|
70
|
80
|
82
|
89
|
78
|
75
|
73
|
30
|
19
|
34
|
|
2025/02
|
13
|
13
|
41
|
62
|
60
|
55
|
40
|
69
|
48
|
56
|
83
|
80
|
68
|
72
|
42
|
38
|
35
|
37
|
28
|
18
|
60
|
20
|
33
|
79
|
53
|
46
|
32
|
47
|
|||
|
2025/01
|
104
|
100
|
103
|
131
|
138
|
95
|
79
|
79
|
48
|
57
|
58
|
70
|
70
|
72
|
72
|
67
|
72
|
87
|
87
|
86
|
104
|
116
|
138
|
164
|
55
|
24
|
46
|
73
|
162
|
92
|
41
|
|
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