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.
185
*
PM2.5
230
PM10
17
O3
1.3
CO
6
SO2
33
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
24 Jan
194
Moderate
Sat
25 Jan
119
Light
Sun
26 Jan
66
Good
Mon
27 Jan
79
Good
Tue
28 Jan
190
Moderate
Wed
29 Jan
249
Heavy
Thu
30 Jan
48
Excellent
Air quality in the last 12 months (Hetang)
|
2024/12
|
75
|
77
|
124
|
159
|
50
|
62
|
72
|
92
|
108
|
66
|
73
|
91
|
107
|
51
|
66
|
85
|
74
|
88
|
94
|
123
|
113
|
96
|
77
|
101
|
133
|
130
|
169
|
86
|
95
|
118
|
152
|
|
2024/11
|
83
|
144
|
121
|
112
|
115
|
78
|
59
|
61
|
70
|
120
|
81
|
91
|
72
|
112
|
132
|
153
|
25
|
14
|
33
|
47
|
55
|
72
|
73
|
94
|
38
|
24
|
46
|
63
|
66
|
59
|
|
|
2024/10
|
37
|
47
|
55
|
48
|
54
|
82
|
70
|
58
|
67
|
69
|
71
|
79
|
213
|
70
|
87
|
86
|
45
|
49
|
25
|
38
|
54
|
21
|
38
|
46
|
57
|
77
|
96
|
138
|
87
|
72
|
54
|
|
2024/09
|
46
|
44
|
52
|
43
|
38
|
42
|
38
|
36
|
41
|
38
|
42
|
34
|
29
|
44
|
42
|
50
|
47
|
42
|
49
|
51
|
30
|
34
|
39
|
58
|
66
|
96
|
77
|
53
|
39
|
48
|
|
|
2024/08
|
20
|
21
|
25
|
36
|
35
|
33
|
32
|
36
|
35
|
36
|
33
|
27
|
29
|
36
|
33
|
29
|
35
|
19
|
33
|
38
|
49
|
28
|
24
|
26
|
38
|
36
|
43
|
29
|
32
|
46
|
45
|
|
2024/07
|
20
|
23
|
22
|
21
|
21
|
21
|
22
|
22
|
26
|
31
|
30
|
31
|
27
|
23
|
35
|
22
|
18
|
18
|
18
|
21
|
24
|
22
|
32
|
39
|
46
|
33
|
27
|
8
|
13
|
19
|
19
|
|
2024/06
|
21
|
33
|
35
|
21
|
28
|
40
|
38
|
42
|
33
|
19
|
19
|
16
|
21
|
22
|
29
|
31
|
17
|
20
|
15
|
24
|
25
|
26
|
26
|
18
|
10
|
13
|
29
|
23
|
24
|
21
|
|
|
2024/05
|
45
|
45
|
45
|
17
|
50
|
35
|
54
|
60
|
57
|
62
|
45
|
88
|
87
|
64
|
57
|
64
|
57
|
53
|
41
|
33
|
59
|
24
|
39
|
37
|
36
|
29
|
24
|
23
|
34
|
18
|
43
|
|
2024/04
|
36
|
37
|
55
|
62
|
65
|
72
|
74
|
65
|
45
|
52
|
68
|
49
|
62
|
50
|
75
|
33
|
40
|
56
|
28
|
34
|
48
|
50
|
40
|
56
|
73
|
51
|
56
|
42
|
47
|
14
|
|
|
2024/03
|
85
|
64
|
51
|
44
|
73
|
115
|
67
|
61
|
57
|
76
|
81
|
60
|
69
|
89
|
60
|
59
|
76
|
23
|
59
|
77
|
75
|
52
|
31
|
41
|
37
|
35
|
48
|
34
|
35
|
49
|
35
|
|
2024/02
|
42
|
18
|
24
|
58
|
65
|
36
|
90
|
123
|
168
|
259
|
102
|
88
|
54
|
54
|
61
|
41
|
37
|
32
|
64
|
30
|
14
|
39
|
49
|
46
|
73
|
72
|
85
|
53
|
72
|
||
|
2024/01
|
113
|
105
|
62
|
81
|
80
|
109
|
126
|
151
|
124
|
118
|
70
|
95
|
84
|
102
|
206
|
143
|
77
|
20
|
16
|
51
|
79
|
55
|
49
|
56
|
68
|
73
|
82
|
93
|
104
|
51
|
71
|
|
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