Air Quality
Excellent
No health implications.
29
PM2.5
35
PM10
48
O3
0.5
CO
8
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jan
45
Excellent
Thu
22 Jan
49
Excellent
Fri
23 Jan
84
Good
Sat
24 Jan
84
Good
Sun
25 Jan
97
Good
Mon
26 Jan
94
Good
Tue
27 Jan
49
Excellent
Air quality in the last 12 months (Zhangshu)
|
2025/11
|
47
|
53
|
66
|
50
|
38
|
44
|
47
|
22
|
19
|
36
|
57
|
37
|
41
|
48
|
63
|
68
|
72
|
27
|
34
|
47
|
52
|
63
|
70
|
62
|
78
|
78
|
78
|
90
|
68
|
64
|
|
|
2025/10
|
41
|
44
|
41
|
49
|
40
|
27
|
39
|
60
|
53
|
49
|
49
|
54
|
69
|
52
|
49
|
56
|
50
|
45
|
18
|
25
|
34
|
34
|
42
|
46
|
56
|
66
|
58
|
77
|
60
|
80
|
45
|
|
2025/09
|
26
|
27
|
26
|
33
|
33
|
37
|
35
|
27
|
19
|
22
|
24
|
27
|
25
|
28
|
32
|
32
|
38
|
36
|
38
|
34
|
34
|
41
|
38
|
31
|
27
|
35
|
42
|
44
|
47
|
43
|
|
|
2025/08
|
31
|
39
|
28
|
19
|
18
|
14
|
16
|
20
|
27
|
33
|
38
|
38
|
32
|
23
|
15
|
23
|
25
|
25
|
18
|
17
|
17
|
26
|
34
|
26
|
21
|
30
|
28
|
25
|
28
|
33
|
30
|
|
2025/07
|
21
|
24
|
30
|
34
|
29
|
38
|
43
|
43
|
27
|
24
|
31
|
25
|
26
|
30
|
33
|
29
|
40
|
39
|
32
|
21
|
21
|
19
|
30
|
25
|
26
|
30
|
22
|
25
|
24
|
26
|
25
|
|
2025/06
|
26
|
19
|
28
|
34
|
37
|
36
|
32
|
28
|
28
|
30
|
25
|
27
|
38
|
24
|
17
|
26
|
17
|
15
|
18
|
15
|
18
|
15
|
18
|
22
|
32
|
34
|
19
|
20
|
24
|
26
|
|
|
2025/05
|
53
|
53
|
54
|
58
|
28
|
43
|
72
|
39
|
29
|
46
|
37
|
44
|
43
|
43
|
48
|
24
|
24
|
31
|
28
|
23
|
22
|
26
|
25
|
55
|
58
|
59
|
57
|
35
|
29
|
29
|
24
|
|
2025/04
|
53
|
88
|
63
|
69
|
60
|
60
|
62
|
63
|
63
|
48
|
43
|
188
|
158
|
119
|
63
|
57
|
67
|
63
|
27
|
29
|
33
|
22
|
46
|
39
|
29
|
28
|
27
|
40
|
56
|
57
|
|
|
2025/03
|
41
|
34
|
39
|
22
|
41
|
50
|
54
|
50
|
59
|
51
|
59
|
52
|
35
|
31
|
22
|
40
|
44
|
41
|
48
|
40
|
51
|
53
|
57
|
64
|
65
|
70
|
65
|
74
|
54
|
48
|
47
|
|
2025/02
|
41
|
27
|
49
|
55
|
58
|
56
|
66
|
51
|
36
|
53
|
75
|
79
|
96
|
74
|
49
|
42
|
52
|
45
|
45
|
27
|
36
|
24
|
53
|
68
|
88
|
80
|
73
|
50
|
|||
|
2025/01
|
125
|
95
|
124
|
127
|
138
|
108
|
70
|
62
|
59
|
40
|
54
|
65
|
75
|
64
|
73
|
56
|
59
|
67
|
71
|
84
|
89
|
76
|
74
|
127
|
48
|
26
|
55
|
80
|
149
|
77
|
58
|
|
2024/12
|
53
|
62
|
65
|
101
|
63
|
49
|
53
|
89
|
60
|
71
|
35
|
83
|
76
|
60
|
60
|
62
|
69
|
76
|
66
|
72
|
84
|
77
|
67
|
87
|
98
|
95
|
117
|
89
|
81
|
94
|
93
|
|
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