Air Quality
Excellent
No health implications.
7
PM2.5
16
PM10
58
O3
0.5
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Mar
36
Excellent
Wed
5 Mar
40
Excellent
Thu
6 Mar
44
Excellent
Fri
7 Mar
43
Excellent
Sat
8 Mar
54
Good
Sun
9 Mar
53
Good
Mon
10 Mar
15
Excellent
Air quality in the last 12 months (Tongdao)
|
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
|
|
2024/06
|
24
|
21
|
34
|
15
|
15
|
20
|
29
|
28
|
29
|
24
|
19
|
20
|
16
|
20
|
23
|
24
|
13
|
10
|
18
|
23
|
22
|
29
|
23
|
18
|
10
|
16
|
16
|
19
|
14
|
12
|
|
|
2024/05
|
17
|
29
|
19
|
16
|
21
|
37
|
40
|
47
|
40
|
34
|
26
|
39
|
54
|
56
|
58
|
61
|
55
|
38
|
18
|
19
|
27
|
41
|
40
|
35
|
38
|
18
|
18
|
33
|
32
|
22
|
19
|
|
2024/04
|
49
|
61
|
39
|
20
|
18
|
18
|
23
|
33
|
40
|
46
|
43
|
47
|
43
|
44
|
59
|
51
|
25
|
27
|
27
|
23
|
30
|
44
|
39
|
41
|
37
|
30
|
30
|
43
|
52
|
15
|
|
|
2024/03
|
64
|
48
|
53
|
35
|
31
|
56
|
60
|
52
|
57
|
51
|
41
|
50
|
39
|
42
|
32
|
34
|
43
|
18
|
45
|
76
|
76
|
59
|
40
|
46
|
29
|
22
|
52
|
30
|
37
|
55
|
46
|
|
2024/02
|
34
|
16
|
14
|
22
|
33
|
29
|
36
|
51
|
71
|
127
|
92
|
78
|
66
|
50
|
46
|
39
|
51
|
44
|
55
|
56
|
24
|
19
|
20
|
21
|
24
|
25
|
42
|
33
|
36
|
||
|
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