Air Quality
Excellent
No health implications.
6
PM2.5
12
PM10
72
O3
0.4
CO
6
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
48
Excellent
Wed
16 Jul
53
Good
Thu
17 Jul
56
Good
Fri
18 Jul
42
Excellent
Sat
19 Jul
38
Excellent
Sun
20 Jul
37
Excellent
Mon
21 Jul
44
Excellent
Tongdao Air quality rank
Air quality in the last 12 months (Tongdao)
|
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
|
|
2024/12
|
60
|
73
|
88
|
108
|
50
|
22
|
32
|
51
|
80
|
20
|
28
|
60
|
61
|
56
|
44
|
51
|
71
|
66
|
81
|
90
|
91
|
89
|
88
|
89
|
92
|
94
|
82
|
103
|
103
|
111
|
85
|
|
2024/11
|
48
|
70
|
73
|
70
|
75
|
69
|
54
|
51
|
59
|
65
|
61
|
65
|
68
|
75
|
76
|
65
|
30
|
17
|
16
|
22
|
30
|
37
|
49
|
47
|
38
|
21
|
34
|
40
|
42
|
53
|
|
|
2024/10
|
25
|
43
|
54
|
50
|
50
|
57
|
59
|
44
|
43
|
49
|
58
|
68
|
78
|
59
|
39
|
32
|
41
|
34
|
18
|
18
|
24
|
19
|
29
|
33
|
39
|
45
|
37
|
47
|
55
|
53
|
52
|
|
2024/09
|
32
|
30
|
34
|
35
|
47
|
40
|
31
|
28
|
29
|
31
|
34
|
37
|
35
|
33
|
38
|
35
|
37
|
39
|
38
|
37
|
29
|
29
|
37
|
42
|
51
|
54
|
49
|
51
|
50
|
49
|
|
|
2024/08
|
13
|
19
|
21
|
24
|
27
|
27
|
28
|
25
|
24
|
25
|
20
|
29
|
28
|
37
|
45
|
39
|
34
|
38
|
38
|
28
|
26
|
19
|
18
|
19
|
25
|
28
|
30
|
30
|
33
|
34
|
40
|
|
2024/07
|
19
|
12
|
20
|
19
|
17
|
17
|
18
|
17
|
20
|
23
|
23
|
22
|
25
|
20
|
22
|
24
|
19
|
17
|
13
|
20
|
26
|
24
|
21
|
27
|
30
|
31
|
34
|
15
|
15
|
20
|
13
|
|
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