Air Quality
Excellent
No health implications.
31
PM2.5
45
PM10
73
O3
0.6
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
56
Good
Sun
5 May
73
Good
Mon
6 May
92
Good
Tue
7 May
96
Good
Wed
8 May
98
Good
Thu
9 May
98
Good
Fri
10 May
96
Good
Air quality in the last 12 months (Shangcheng)
|
2024/02
|
50
|
52
|
86
|
98
|
93
|
111
|
123
|
128
|
122
|
163
|
121
|
67
|
49
|
59
|
62
|
37
|
36
|
42
|
77
|
19
|
41
|
52
|
53
|
82
|
99
|
95
|
73
|
84
|
74
|
||
|
2024/01
|
171
|
132
|
83
|
66
|
87
|
144
|
123
|
107
|
139
|
186
|
133
|
116
|
112
|
194
|
86
|
52
|
44
|
64
|
41
|
66
|
82
|
47
|
36
|
50
|
64
|
72
|
79
|
77
|
84
|
115
|
148
|
|
2023/12
|
52
|
57
|
69
|
80
|
78
|
98
|
73
|
61
|
70
|
73
|
37
|
60
|
61
|
25
|
36
|
45
|
42
|
39
|
62
|
102
|
57
|
55
|
58
|
85
|
82
|
81
|
206
|
231
|
251
|
195
|
131
|
|
2023/11
|
59
|
56
|
92
|
107
|
63
|
44
|
46
|
47
|
75
|
51
|
43
|
72
|
69
|
67
|
71
|
85
|
93
|
75
|
65
|
79
|
60
|
66
|
84
|
58
|
58
|
73
|
77
|
81
|
86
|
48
|
|
|
2023/10
|
53
|
31
|
24
|
37
|
48
|
45
|
29
|
27
|
34
|
48
|
54
|
54
|
63
|
58
|
58
|
55
|
53
|
67
|
60
|
37
|
46
|
51
|
53
|
60
|
70
|
91
|
116
|
134
|
94
|
79
|
77
|
|
2023/09
|
41
|
45
|
51
|
45
|
33
|
30
|
33
|
49
|
58
|
49
|
51
|
34
|
30
|
29
|
36
|
40
|
44
|
43
|
35
|
25
|
24
|
26
|
20
|
22
|
22
|
36
|
45
|
50
|
44
|
28
|
|
|
2023/08
|
28
|
26
|
32
|
39
|
42
|
34
|
32
|
37
|
40
|
43
|
49
|
46
|
32
|
37
|
36
|
45
|
47
|
44
|
53
|
39
|
33
|
34
|
51
|
49
|
51
|
56
|
25
|
26
|
36
|
39
|
44
|
|
2023/07
|
37
|
32
|
31
|
25
|
33
|
30
|
24
|
24
|
23
|
28
|
34
|
37
|
34
|
29
|
44
|
52
|
40
|
25
|
23
|
20
|
21
|
19
|
29
|
37
|
37
|
32
|
27
|
19
|
14
|
18
|
25
|
|
2023/06
|
56
|
65
|
50
|
48
|
26
|
31
|
39
|
50
|
53
|
66
|
70
|
78
|
54
|
62
|
66
|
54
|
37
|
23
|
18
|
41
|
50
|
43
|
38
|
35
|
26
|
33
|
33
|
27
|
27
|
34
|
|
|
2023/05
|
77
|
60
|
35
|
30
|
25
|
46
|
47
|
50
|
55
|
51
|
47
|
55
|
56
|
61
|
61
|
55
|
29
|
45
|
48
|
56
|
71
|
62
|
62
|
41
|
42
|
43
|
28
|
32
|
28
|
25
|
36
|
|
2023/04
|
65
|
70
|
33
|
23
|
29
|
55
|
75
|
64
|
62
|
65
|
250
|
411
|
110
|
81
|
139
|
83
|
71
|
58
|
69
|
68
|
62
|
55
|
31
|
36
|
43
|
39
|
42
|
49
|
164
|
101
|
|
|
2023/03
|
120
|
110
|
96
|
95
|
85
|
67
|
64
|
75
|
82
|
68
|
92
|
102
|
65
|
72
|
126
|
114
|
29
|
45
|
69
|
80
|
81
|
95
|
342
|
159
|
62
|
83
|
94
|
84
|
84
|
69
|
61
|
|
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