Air Quality
Excellent
No health implications.
12
PM2.5
19
PM10
51
O3
0.4
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jan
73
Good
Tue
20 Jan
62
Good
Wed
21 Jan
71
Good
Thu
22 Jan
105
Light
Fri
23 Jan
120
Light
Sat
24 Jan
151
Moderate
Sun
25 Jan
21
Excellent
Air quality in the last 12 months (Hanshan)
|
2025/11
|
80
|
68
|
43
|
54
|
55
|
47
|
22
|
22
|
49
|
64
|
41
|
39
|
63
|
112
|
97
|
85
|
45
|
39
|
47
|
59
|
84
|
110
|
126
|
111
|
95
|
84
|
229
|
126
|
88
|
93
|
|
|
2025/10
|
33
|
40
|
21
|
33
|
57
|
53
|
57
|
44
|
36
|
60
|
71
|
55
|
26
|
25
|
42
|
33
|
34
|
14
|
24
|
28
|
25
|
29
|
32
|
40
|
44
|
47
|
63
|
59
|
51
|
38
|
46
|
|
2025/09
|
25
|
26
|
27
|
46
|
46
|
47
|
48
|
46
|
23
|
27
|
34
|
32
|
20
|
28
|
20
|
36
|
31
|
22
|
31
|
20
|
36
|
31
|
41
|
17
|
14
|
29
|
40
|
40
|
39
|
26
|
|
|
2025/08
|
17
|
15
|
25
|
27
|
43
|
27
|
20
|
23
|
29
|
21
|
15
|
26
|
37
|
27
|
25
|
29
|
37
|
34
|
37
|
31
|
31
|
26
|
21
|
31
|
29
|
20
|
39
|
38
|
39
|
30
|
17
|
|
2025/07
|
30
|
32
|
43
|
39
|
47
|
51
|
41
|
22
|
19
|
42
|
38
|
26
|
34
|
39
|
40
|
38
|
22
|
36
|
29
|
20
|
20
|
17
|
22
|
25
|
29
|
23
|
21
|
20
|
27
|
20
|
15
|
|
2025/06
|
19
|
13
|
41
|
59
|
50
|
46
|
25
|
20
|
34
|
30
|
45
|
37
|
34
|
32
|
24
|
39
|
45
|
31
|
14
|
18
|
14
|
19
|
30
|
32
|
37
|
38
|
20
|
14
|
17
|
24
|
|
|
2025/05
|
55
|
65
|
56
|
47
|
47
|
98
|
90
|
49
|
27
|
37
|
46
|
53
|
57
|
62
|
59
|
31
|
58
|
85
|
68
|
48
|
27
|
46
|
52
|
66
|
63
|
60
|
61
|
54
|
52
|
52
|
59
|
|
2025/04
|
50
|
66
|
49
|
66
|
79
|
70
|
68
|
75
|
75
|
74
|
73
|
193
|
100
|
81
|
57
|
60
|
69
|
70
|
82
|
60
|
50
|
59
|
64
|
78
|
64
|
58
|
50
|
62
|
61
|
64
|
|
|
2025/03
|
59
|
57
|
24
|
48
|
70
|
65
|
61
|
83
|
83
|
74
|
65
|
98
|
72
|
45
|
38
|
50
|
39
|
48
|
52
|
57
|
55
|
60
|
68
|
78
|
68
|
65
|
105
|
77
|
115
|
83
|
45
|
|
2025/02
|
46
|
63
|
96
|
83
|
56
|
48
|
68
|
37
|
45
|
58
|
74
|
111
|
67
|
97
|
110
|
94
|
72
|
55
|
67
|
63
|
48
|
71
|
94
|
79
|
89
|
125
|
83
|
59
|
|||
|
2025/01
|
101
|
113
|
121
|
116
|
124
|
85
|
56
|
74
|
46
|
54
|
67
|
73
|
89
|
110
|
69
|
66
|
77
|
83
|
104
|
124
|
125
|
155
|
117
|
57
|
35
|
68
|
54
|
57
|
124
|
72
|
100
|
|
2024/12
|
68
|
82
|
88
|
54
|
78
|
129
|
129
|
47
|
56
|
64
|
75
|
75
|
97
|
77
|
64
|
66
|
84
|
89
|
49
|
74
|
94
|
63
|
63
|
79
|
110
|
125
|
68
|
86
|
75
|
90
|
107
|
|
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