Air Quality
Excellent
No health implications.
31
PM2.5
48
PM10
81
O3
0.6
CO
7
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
93
Good
Wed
22 May
114
Lightly
Thu
23 May
111
Lightly
Fri
24 May
101
Lightly
Sat
25 May
81
Good
Sun
26 May
104
Lightly
Air quality in the last 12 months (Dongxihu)
|
2024/02
|
44
|
39
|
64
|
109
|
87
|
95
|
106
|
116
|
123
|
144
|
135
|
70
|
49
|
48
|
54
|
32
|
41
|
44
|
69
|
16
|
33
|
44
|
54
|
58
|
78
|
98
|
93
|
104
|
90
|
||
|
2024/01
|
123
|
112
|
65
|
68
|
84
|
100
|
157
|
170
|
172
|
133
|
132
|
131
|
114
|
185
|
128
|
52
|
28
|
40
|
24
|
57
|
75
|
47
|
34
|
49
|
66
|
82
|
99
|
98
|
98
|
117
|
109
|
|
2023/12
|
43
|
62
|
72
|
88
|
92
|
95
|
62
|
67
|
66
|
58
|
26
|
39
|
51
|
18
|
30
|
37
|
35
|
36
|
48
|
96
|
67
|
54
|
69
|
89
|
104
|
74
|
165
|
232
|
250
|
195
|
98
|
|
2023/11
|
70
|
64
|
86
|
80
|
47
|
30
|
47
|
43
|
49
|
64
|
33
|
46
|
59
|
63
|
81
|
91
|
106
|
82
|
74
|
79
|
74
|
76
|
72
|
55
|
51
|
65
|
72
|
90
|
81
|
45
|
|
|
2023/10
|
38
|
37
|
21
|
26
|
45
|
28
|
26
|
26
|
28
|
40
|
49
|
56
|
66
|
74
|
78
|
70
|
64
|
73
|
60
|
27
|
41
|
60
|
64
|
80
|
107
|
119
|
105
|
148
|
122
|
99
|
89
|
|
2023/09
|
44
|
41
|
42
|
45
|
36
|
30
|
36
|
53
|
60
|
55
|
43
|
32
|
33
|
29
|
39
|
49
|
50
|
45
|
39
|
23
|
27
|
28
|
17
|
25
|
18
|
25
|
35
|
38
|
50
|
22
|
|
|
2023/08
|
34
|
34
|
49
|
45
|
42
|
45
|
36
|
37
|
39
|
46
|
51
|
49
|
35
|
38
|
43
|
54
|
61
|
51
|
57
|
62
|
39
|
31
|
54
|
68
|
55
|
65
|
31
|
26
|
34
|
34
|
52
|
|
2023/07
|
35
|
31
|
33
|
25
|
30
|
27
|
26
|
26
|
22
|
26
|
30
|
32
|
33
|
23
|
41
|
52
|
42
|
33
|
31
|
29
|
24
|
17
|
26
|
37
|
41
|
33
|
27
|
28
|
19
|
26
|
27
|
|
2023/06
|
44
|
62
|
43
|
52
|
24
|
32
|
45
|
41
|
53
|
54
|
63
|
78
|
54
|
75
|
67
|
49
|
41
|
44
|
19
|
36
|
51
|
39
|
33
|
44
|
34
|
43
|
32
|
24
|
25
|
25
|
|
|
2023/05
|
69
|
59
|
48
|
34
|
30
|
28
|
40
|
46
|
46
|
41
|
50
|
56
|
50
|
62
|
62
|
49
|
28
|
58
|
68
|
66
|
62
|
50
|
56
|
43
|
50
|
37
|
34
|
41
|
34
|
30
|
31
|
|
2023/04
|
72
|
59
|
26
|
22
|
28
|
39
|
71
|
68
|
66
|
67
|
99
|
212
|
85
|
74
|
89
|
69
|
65
|
50
|
71
|
86
|
61
|
36
|
18
|
25
|
32
|
40
|
46
|
55
|
108
|
97
|
|
|
2023/03
|
138
|
123
|
105
|
106
|
81
|
75
|
98
|
90
|
66
|
77
|
56
|
100
|
69
|
70
|
105
|
104
|
20
|
29
|
47
|
50
|
44
|
54
|
87
|
104
|
54
|
59
|
88
|
97
|
98
|
80
|
81
|
|
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