Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
29
PM2.5
66
*
PM10
111
O3
0.6
CO
7
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
20 May
85
Good
Tue
21 May
98
Good
Wed
22 May
109
Lightly
Thu
23 May
92
Good
Fri
24 May
79
Good
Sat
25 May
78
Good
Sun
26 May
77
Good
Air quality in the last 12 months (Yanggao)
|
2024/02
|
37
|
79
|
55
|
45
|
84
|
51
|
46
|
85
|
78
|
230
|
58
|
60
|
63
|
38
|
40
|
58
|
75
|
65
|
48
|
37
|
35
|
26
|
40
|
72
|
54
|
57
|
74
|
55
|
28
|
||
|
2024/01
|
99
|
83
|
61
|
52
|
58
|
26
|
59
|
80
|
41
|
62
|
79
|
76
|
77
|
33
|
66
|
86
|
103
|
117
|
103
|
41
|
25
|
30
|
41
|
46
|
64
|
73
|
76
|
74
|
75
|
95
|
41
|
|
2023/12
|
49
|
66
|
73
|
79
|
99
|
224
|
110
|
116
|
68
|
61
|
54
|
84
|
62
|
62
|
44
|
27
|
50
|
89
|
41
|
39
|
33
|
58
|
80
|
66
|
86
|
80
|
90
|
148
|
164
|
117
|
52
|
|
2023/11
|
69
|
111
|
63
|
85
|
41
|
35
|
53
|
55
|
23
|
27
|
22
|
31
|
48
|
76
|
83
|
38
|
35
|
66
|
81
|
87
|
87
|
109
|
36
|
49
|
70
|
99
|
51
|
40
|
29
|
39
|
|
|
2023/10
|
32
|
53
|
55
|
28
|
30
|
59
|
50
|
23
|
26
|
29
|
42
|
36
|
35
|
36
|
41
|
36
|
54
|
31
|
26
|
29
|
49
|
58
|
67
|
75
|
68
|
51
|
65
|
70
|
81
|
75
|
93
|
|
2023/09
|
33
|
37
|
34
|
40
|
39
|
42
|
47
|
33
|
29
|
31
|
29
|
25
|
38
|
50
|
51
|
40
|
51
|
43
|
24
|
29
|
47
|
31
|
34
|
31
|
44
|
55
|
43
|
34
|
40
|
23
|
|
|
2023/08
|
22
|
34
|
41
|
32
|
31
|
34
|
38
|
40
|
42
|
47
|
39
|
33
|
32
|
34
|
48
|
45
|
61
|
45
|
39
|
45
|
41
|
32
|
26
|
28
|
34
|
33
|
30
|
28
|
28
|
29
|
32
|
|
2023/07
|
58
|
65
|
53
|
44
|
63
|
49
|
39
|
31
|
33
|
42
|
51
|
37
|
33
|
43
|
29
|
36
|
48
|
66
|
69
|
57
|
38
|
32
|
36
|
37
|
43
|
39
|
39
|
33
|
33
|
18
|
14
|
|
2023/06
|
60
|
33
|
34
|
31
|
38
|
41
|
49
|
41
|
41
|
33
|
32
|
35
|
35
|
45
|
73
|
76
|
83
|
88
|
51
|
32
|
44
|
57
|
69
|
77
|
65
|
48
|
55
|
41
|
41
|
56
|
|
|
2023/05
|
58
|
87
|
83
|
62
|
29
|
28
|
35
|
39
|
54
|
50
|
55
|
57
|
44
|
61
|
65
|
106
|
62
|
48
|
208
|
143
|
57
|
32
|
45
|
53
|
60
|
51
|
61
|
46
|
56
|
42
|
52
|
|
2023/04
|
72
|
75
|
25
|
38
|
37
|
38
|
39
|
46
|
145
|
312
|
328
|
127
|
129
|
252
|
63
|
49
|
102
|
136
|
192
|
102
|
26
|
44
|
40
|
39
|
60
|
47
|
94
|
72
|
55
|
40
|
|
|
2023/03
|
31
|
48
|
59
|
64
|
74
|
68
|
72
|
77
|
84
|
244
|
115
|
55
|
77
|
105
|
60
|
48
|
68
|
37
|
61
|
67
|
154
|
460
|
90
|
72
|
43
|
59
|
51
|
61
|
54
|
59
|
70
|
|
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