Air Quality
Excellent
No health implications.
6
PM2.5
7
PM10
67
O3
0.4
CO
8
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Mar
36
Excellent
Tue
18 Mar
38
Excellent
Wed
19 Mar
42
Excellent
Thu
20 Mar
58
Good
Fri
21 Mar
60
Good
Sat
22 Mar
61
Good
Sun
23 Mar
39
Excellent
Air quality in the last 12 months (Weixin)
|
2025/02
|
29
|
23
|
22
|
47
|
37
|
17
|
22
|
37
|
53
|
46
|
61
|
50
|
27
|
34
|
49
|
61
|
54
|
48
|
64
|
34
|
39
|
24
|
33
|
28
|
26
|
42
|
67
|
86
|
|||
|
2025/01
|
89
|
112
|
122
|
110
|
98
|
116
|
60
|
33
|
41
|
39
|
31
|
56
|
70
|
65
|
69
|
75
|
100
|
44
|
54
|
82
|
122
|
98
|
99
|
53
|
24
|
41
|
63
|
72
|
124
|
104
|
49
|
|
2024/12
|
103
|
127
|
72
|
82
|
48
|
48
|
41
|
36
|
31
|
29
|
38
|
34
|
25
|
31
|
36
|
59
|
70
|
87
|
73
|
70
|
65
|
52
|
44
|
52
|
41
|
38
|
63
|
75
|
75
|
39
|
52
|
|
2024/11
|
22
|
27
|
67
|
35
|
30
|
55
|
64
|
60
|
53
|
63
|
60
|
50
|
32
|
39
|
69
|
48
|
16
|
17
|
19
|
21
|
32
|
44
|
49
|
26
|
13
|
19
|
23
|
32
|
44
|
69
|
|
|
2024/10
|
12
|
22
|
26
|
42
|
60
|
29
|
38
|
42
|
41
|
45
|
52
|
19
|
15
|
26
|
36
|
56
|
26
|
43
|
30
|
30
|
32
|
13
|
31
|
60
|
54
|
46
|
25
|
41
|
76
|
78
|
58
|
|
2024/09
|
31
|
32
|
22
|
26
|
27
|
36
|
38
|
22
|
23
|
33
|
30
|
30
|
38
|
46
|
49
|
50
|
32
|
32
|
34
|
41
|
22
|
29
|
46
|
53
|
71
|
78
|
59
|
62
|
69
|
10
|
|
|
2024/08
|
39
|
29
|
32
|
17
|
26
|
30
|
25
|
26
|
31
|
16
|
62
|
61
|
54
|
50
|
46
|
37
|
50
|
45
|
48
|
42
|
50
|
47
|
42
|
40
|
32
|
29
|
39
|
40
|
45
|
53
|
48
|
|
2024/07
|
25
|
22
|
26
|
17
|
23
|
29
|
31
|
29
|
20
|
17
|
18
|
21
|
26
|
14
|
19
|
25
|
28
|
19
|
21
|
23
|
22
|
20
|
27
|
29
|
26
|
37
|
38
|
20
|
18
|
23
|
38
|
|
2024/06
|
45
|
28
|
25
|
15
|
25
|
42
|
15
|
21
|
18
|
20
|
21
|
22
|
33
|
38
|
39
|
57
|
28
|
39
|
39
|
34
|
26
|
17
|
25
|
24
|
28
|
41
|
24
|
29
|
22
|
41
|
|
|
2024/05
|
24
|
31
|
17
|
10
|
26
|
56
|
49
|
50
|
32
|
40
|
30
|
22
|
28
|
44
|
38
|
35
|
47
|
30
|
32
|
28
|
28
|
32
|
37
|
46
|
44
|
19
|
26
|
36
|
21
|
15
|
30
|
|
2024/04
|
56
|
57
|
46
|
23
|
36
|
22
|
13
|
13
|
49
|
39
|
29
|
56
|
64
|
70
|
67
|
58
|
26
|
37
|
23
|
32
|
46
|
50
|
29
|
33
|
32
|
41
|
30
|
48
|
48
|
8
|
|
|
2024/03
|
63
|
56
|
71
|
68
|
54
|
52
|
35
|
54
|
46
|
75
|
41
|
75
|
91
|
78
|
71
|
63
|
70
|
24
|
37
|
59
|
69
|
73
|
54
|
71
|
23
|
48
|
62
|
25
|
51
|
64
|
57
|
|
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