Air Quality
Excellent
No health implications.
20
PM2.5
39
PM10
62
O3
0.9
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Apr
40
Excellent
Fri
26 Apr
58
Good
Sat
27 Apr
45
Excellent
Sun
28 Apr
47
Excellent
Mon
29 Apr
50
Excellent
Tue
30 Apr
49
Excellent
Wed
1 May
47
Excellent
Air quality in the last 12 months (Guanyang)
|
2024/02
|
45
|
20
|
21
|
19
|
44
|
22
|
29
|
51
|
72
|
94
|
60
|
54
|
46
|
45
|
44
|
33
|
57
|
39
|
41
|
64
|
26
|
17
|
20
|
21
|
29
|
24
|
41
|
29
|
30
|
||
|
2024/01
|
114
|
68
|
44
|
51
|
79
|
71
|
74
|
34
|
36
|
77
|
83
|
70
|
75
|
48
|
119
|
123
|
102
|
71
|
31
|
16
|
39
|
33
|
46
|
51
|
53
|
63
|
55
|
63
|
48
|
41
|
54
|
|
2023/12
|
62
|
64
|
44
|
25
|
30
|
43
|
44
|
46
|
64
|
54
|
32
|
28
|
51
|
40
|
34
|
33
|
37
|
26
|
31
|
53
|
51
|
58
|
49
|
55
|
65
|
71
|
69
|
75
|
101
|
133
|
139
|
|
2023/11
|
48
|
45
|
52
|
63
|
49
|
24
|
28
|
39
|
41
|
18
|
15
|
12
|
29
|
42
|
43
|
35
|
44
|
46
|
46
|
43
|
49
|
50
|
63
|
69
|
72
|
76
|
73
|
58
|
62
|
79
|
|
|
2023/10
|
53
|
55
|
50
|
40
|
25
|
41
|
34
|
32
|
31
|
24
|
35
|
50
|
66
|
66
|
48
|
47
|
51
|
43
|
26
|
24
|
35
|
40
|
37
|
40
|
39
|
42
|
25
|
38
|
53
|
43
|
41
|
|
2023/09
|
40
|
39
|
35
|
28
|
48
|
38
|
28
|
22
|
21
|
20
|
18
|
21
|
23
|
23
|
23
|
27
|
26
|
26
|
22
|
25
|
34
|
23
|
37
|
48
|
45
|
47
|
50
|
49
|
53
|
45
|
|
|
2023/08
|
24
|
25
|
30
|
36
|
28
|
22
|
26
|
25
|
27
|
30
|
32
|
34
|
35
|
32
|
30
|
28
|
32
|
37
|
40
|
43
|
27
|
33
|
29
|
27
|
30
|
29
|
30
|
21
|
29
|
46
|
40
|
|
2023/07
|
30
|
29
|
23
|
20
|
19
|
22
|
22
|
24
|
26
|
26
|
30
|
27
|
28
|
32
|
34
|
45
|
48
|
30
|
26
|
22
|
23
|
28
|
32
|
33
|
39
|
36
|
36
|
29
|
32
|
26
|
24
|
|
2023/06
|
39
|
42
|
63
|
48
|
36
|
33
|
34
|
23
|
22
|
31
|
38
|
43
|
34
|
33
|
41
|
44
|
22
|
21
|
22
|
23
|
24
|
34
|
21
|
21
|
18
|
16
|
19
|
25
|
24
|
28
|
|
|
2023/05
|
65
|
44
|
31
|
29
|
43
|
34
|
22
|
38
|
52
|
40
|
26
|
32
|
47
|
44
|
43
|
48
|
38
|
36
|
43
|
41
|
44
|
30
|
42
|
39
|
37
|
29
|
24
|
29
|
34
|
42
|
41
|
|
2023/04
|
49
|
26
|
25
|
35
|
26
|
29
|
40
|
70
|
67
|
50
|
38
|
41
|
55
|
41
|
69
|
64
|
57
|
53
|
32
|
30
|
39
|
30
|
19
|
18
|
21
|
30
|
45
|
58
|
66
|
88
|
|
|
2023/03
|
83
|
94
|
111
|
71
|
58
|
59
|
70
|
79
|
61
|
56
|
62
|
99
|
104
|
82
|
76
|
81
|
50
|
40
|
33
|
40
|
56
|
60
|
34
|
18
|
24
|
54
|
40
|
47
|
40
|
43
|
45
|
|
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