Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
156
*
PM2.5
186
PM10
32
O3
1.0
CO
16
SO2
31
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
18 Jan
152
Moderate
Mon
19 Jan
75
Good
Tue
20 Jan
50
Excellent
Wed
21 Jan
53
Good
Thu
22 Jan
58
Good
Fri
23 Jan
25
Excellent
Sat
24 Jan
24
Excellent
Air quality in the last 12 months (Gaoan)
|
2025/11
|
44
|
52
|
68
|
58
|
43
|
45
|
45
|
17
|
18
|
43
|
57
|
41
|
44
|
50
|
63
|
63
|
72
|
26
|
31
|
44
|
49
|
61
|
65
|
57
|
81
|
77
|
84
|
97
|
71
|
65
|
|
|
2025/10
|
35
|
39
|
37
|
44
|
36
|
22
|
34
|
61
|
53
|
47
|
52
|
61
|
68
|
49
|
49
|
50
|
47
|
38
|
15
|
25
|
32
|
33
|
39
|
45
|
54
|
64
|
58
|
75
|
61
|
76
|
39
|
|
2025/09
|
24
|
27
|
26
|
30
|
32
|
31
|
33
|
24
|
18
|
21
|
21
|
25
|
22
|
25
|
28
|
30
|
34
|
32
|
35
|
27
|
31
|
35
|
34
|
24
|
22
|
30
|
35
|
39
|
41
|
37
|
|
|
2025/08
|
27
|
37
|
30
|
21
|
18
|
14
|
16
|
17
|
24
|
29
|
35
|
32
|
31
|
21
|
15
|
22
|
23
|
24
|
17
|
17
|
16
|
22
|
31
|
26
|
20
|
25
|
27
|
25
|
26
|
29
|
25
|
|
2025/07
|
20
|
23
|
29
|
32
|
29
|
36
|
39
|
38
|
25
|
21
|
31
|
24
|
24
|
27
|
31
|
27
|
37
|
32
|
29
|
18
|
18
|
17
|
25
|
21
|
21
|
27
|
19
|
22
|
22
|
22
|
21
|
|
2025/06
|
29
|
17
|
27
|
34
|
35
|
37
|
34
|
29
|
26
|
30
|
24
|
26
|
36
|
28
|
17
|
26
|
18
|
15
|
17
|
15
|
18
|
13
|
14
|
20
|
32
|
34
|
19
|
18
|
24
|
26
|
|
|
2025/05
|
48
|
51
|
54
|
60
|
27
|
43
|
83
|
38
|
29
|
44
|
34
|
44
|
44
|
44
|
49
|
25
|
26
|
42
|
31
|
23
|
23
|
26
|
27
|
51
|
54
|
57
|
56
|
32
|
25
|
27
|
23
|
|
2025/04
|
54
|
75
|
61
|
67
|
60
|
60
|
60
|
61
|
60
|
44
|
43
|
221
|
160
|
123
|
57
|
55
|
66
|
63
|
31
|
34
|
33
|
22
|
44
|
34
|
29
|
29
|
29
|
39
|
55
|
55
|
|
|
2025/03
|
40
|
33
|
35
|
22
|
44
|
52
|
54
|
52
|
59
|
54
|
61
|
50
|
35
|
34
|
20
|
42
|
40
|
37
|
45
|
40
|
47
|
50
|
54
|
61
|
60
|
70
|
68
|
74
|
55
|
54
|
49
|
|
2025/02
|
41
|
26
|
46
|
50
|
55
|
54
|
68
|
52
|
35
|
55
|
67
|
80
|
95
|
68
|
42
|
38
|
48
|
40
|
43
|
30
|
39
|
24
|
61
|
76
|
89
|
79
|
79
|
52
|
|||
|
2025/01
|
110
|
90
|
131
|
125
|
136
|
99
|
69
|
61
|
56
|
39
|
51
|
64
|
72
|
62
|
74
|
51
|
57
|
62
|
66
|
81
|
88
|
71
|
78
|
126
|
42
|
27
|
50
|
70
|
115
|
69
|
50
|
|
2024/12
|
49
|
58
|
68
|
103
|
60
|
49
|
59
|
95
|
61
|
75
|
38
|
91
|
74
|
59
|
57
|
59
|
67
|
77
|
65
|
70
|
84
|
73
|
71
|
84
|
90
|
98
|
120
|
90
|
79
|
88
|
88
|
|
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