Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
40
PM2.5
84
*
PM10
135
O3
0.4
CO
8
SO2
19
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 May
117
Lightly
Wed
15 May
112
Lightly
Thu
16 May
110
Lightly
Fri
17 May
103
Lightly
Sat
18 May
107
Lightly
Sun
19 May
103
Lightly
Air quality in the last 12 months (Gaochun)
|
2024/02
|
24
|
31
|
27
|
45
|
64
|
92
|
85
|
140
|
162
|
140
|
109
|
64
|
44
|
42
|
54
|
35
|
35
|
30
|
52
|
20
|
19
|
39
|
58
|
66
|
87
|
115
|
60
|
67
|
49
|
||
|
2024/01
|
169
|
145
|
112
|
74
|
90
|
126
|
136
|
57
|
113
|
184
|
134
|
76
|
96
|
146
|
53
|
45
|
60
|
24
|
26
|
76
|
99
|
49
|
29
|
52
|
72
|
87
|
106
|
105
|
124
|
113
|
47
|
|
2023/12
|
37
|
57
|
83
|
121
|
77
|
96
|
78
|
48
|
60
|
64
|
26
|
54
|
63
|
61
|
35
|
52
|
34
|
49
|
68
|
67
|
49
|
42
|
61
|
73
|
75
|
103
|
140
|
176
|
169
|
179
|
161
|
|
2023/11
|
60
|
50
|
60
|
77
|
62
|
46
|
52
|
60
|
75
|
42
|
30
|
49
|
58
|
57
|
94
|
98
|
88
|
46
|
53
|
68
|
78
|
63
|
90
|
48
|
39
|
58
|
76
|
89
|
90
|
38
|
|
|
2023/10
|
42
|
32
|
24
|
32
|
46
|
30
|
25
|
25
|
37
|
52
|
50
|
45
|
38
|
60
|
56
|
61
|
70
|
74
|
82
|
34
|
39
|
49
|
57
|
63
|
71
|
82
|
78
|
52
|
51
|
64
|
68
|
|
2023/09
|
41
|
47
|
45
|
33
|
32
|
37
|
40
|
45
|
54
|
59
|
80
|
44
|
24
|
25
|
23
|
27
|
36
|
43
|
45
|
30
|
31
|
23
|
23
|
29
|
44
|
34
|
46
|
52
|
61
|
39
|
|
|
2023/08
|
22
|
29
|
28
|
31
|
36
|
42
|
31
|
36
|
41
|
54
|
58
|
53
|
53
|
38
|
36
|
43
|
48
|
44
|
40
|
37
|
36
|
34
|
42
|
55
|
75
|
51
|
24
|
22
|
31
|
30
|
34
|
|
2023/07
|
30
|
29
|
21
|
25
|
39
|
28
|
26
|
24
|
20
|
27
|
34
|
29
|
30
|
45
|
34
|
33
|
29
|
27
|
32
|
22
|
21
|
17
|
23
|
23
|
39
|
32
|
21
|
12
|
18
|
18
|
24
|
|
2023/06
|
52
|
75
|
72
|
57
|
31
|
34
|
43
|
46
|
56
|
58
|
62
|
59
|
38
|
65
|
74
|
70
|
34
|
21
|
26
|
31
|
59
|
57
|
52
|
25
|
22
|
28
|
27
|
23
|
22
|
24
|
|
|
2023/05
|
64
|
56
|
38
|
35
|
27
|
36
|
42
|
44
|
53
|
53
|
46
|
61
|
50
|
59
|
56
|
55
|
31
|
33
|
36
|
57
|
69
|
148
|
101
|
41
|
45
|
54
|
31
|
44
|
50
|
45
|
31
|
|
2023/04
|
63
|
71
|
42
|
33
|
40
|
57
|
59
|
54
|
70
|
66
|
137
|
335
|
122
|
64
|
92
|
89
|
78
|
62
|
62
|
38
|
55
|
75
|
59
|
53
|
53
|
56
|
67
|
49
|
75
|
77
|
|
|
2023/03
|
99
|
96
|
78
|
94
|
98
|
90
|
65
|
77
|
82
|
74
|
64
|
102
|
69
|
60
|
88
|
110
|
33
|
39
|
56
|
71
|
58
|
35
|
64
|
128
|
55
|
68
|
101
|
87
|
61
|
50
|
60
|
|
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