Air Quality
Excellent
No health implications.
9
PM2.5
12
PM10
49
O3
0.6
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
57
Good
Fri
25 Apr
43
Excellent
Sat
26 Apr
59
Good
Sun
27 Apr
62
Good
Mon
28 Apr
65
Good
Tue
29 Apr
70
Good
Wed
30 Apr
33
Excellent
Air quality in the last 12 months (Guiyang)
|
2025/02
|
24
|
19
|
33
|
51
|
56
|
64
|
48
|
69
|
46
|
57
|
55
|
65
|
92
|
99
|
88
|
38
|
44
|
38
|
35
|
18
|
46
|
27
|
20
|
61
|
86
|
98
|
53
|
42
|
|||
|
2025/01
|
104
|
91
|
134
|
145
|
176
|
119
|
101
|
107
|
72
|
61
|
60
|
65
|
62
|
55
|
99
|
68
|
68
|
65
|
72
|
73
|
72
|
78
|
88
|
215
|
87
|
25
|
51
|
71
|
171
|
83
|
75
|
|
2024/12
|
59
|
62
|
68
|
138
|
88
|
34
|
33
|
58
|
116
|
100
|
41
|
69
|
93
|
86
|
56
|
56
|
62
|
67
|
89
|
101
|
111
|
107
|
92
|
99
|
111
|
133
|
126
|
134
|
85
|
99
|
100
|
|
2024/11
|
60
|
87
|
75
|
73
|
77
|
75
|
54
|
57
|
61
|
81
|
68
|
63
|
70
|
81
|
53
|
62
|
35
|
11
|
14
|
28
|
41
|
52
|
52
|
56
|
55
|
33
|
41
|
48
|
50
|
64
|
|
|
2024/10
|
35
|
41
|
54
|
56
|
53
|
64
|
81
|
63
|
56
|
52
|
57
|
59
|
73
|
116
|
47
|
28
|
40
|
42
|
26
|
30
|
34
|
25
|
31
|
41
|
51
|
65
|
32
|
39
|
62
|
57
|
53
|
|
2024/09
|
33
|
32
|
34
|
34
|
42
|
36
|
21
|
24
|
23
|
33
|
39
|
55
|
39
|
43
|
31
|
35
|
53
|
53
|
51
|
38
|
37
|
32
|
48
|
47
|
43
|
44
|
45
|
46
|
47
|
50
|
|
|
2024/08
|
17
|
23
|
26
|
33
|
35
|
29
|
28
|
29
|
27
|
30
|
34
|
26
|
20
|
21
|
24
|
29
|
28
|
32
|
30
|
33
|
29
|
18
|
22
|
27
|
31
|
30
|
37
|
34
|
39
|
47
|
44
|
|
2024/07
|
21
|
22
|
23
|
20
|
22
|
24
|
23
|
21
|
24
|
23
|
22
|
23
|
21
|
23
|
25
|
17
|
16
|
17
|
17
|
19
|
18
|
20
|
19
|
26
|
42
|
37
|
24
|
10
|
11
|
15
|
15
|
|
2024/06
|
19
|
18
|
42
|
25
|
15
|
32
|
34
|
43
|
51
|
31
|
18
|
22
|
22
|
21
|
15
|
19
|
16
|
15
|
17
|
24
|
23
|
24
|
25
|
20
|
22
|
30
|
29
|
22
|
19
|
20
|
|
|
2024/05
|
17
|
29
|
35
|
23
|
18
|
34
|
46
|
55
|
63
|
57
|
32
|
43
|
68
|
57
|
52
|
57
|
54
|
43
|
17
|
24
|
35
|
37
|
29
|
26
|
25
|
22
|
15
|
38
|
26
|
34
|
24
|
|
2024/04
|
46
|
50
|
37
|
23
|
16
|
20
|
21
|
34
|
42
|
43
|
51
|
50
|
44
|
50
|
52
|
48
|
23
|
34
|
20
|
18
|
23
|
35
|
43
|
49
|
31
|
27
|
35
|
36
|
29
|
17
|
|
|
2024/03
|
88
|
67
|
50
|
24
|
31
|
112
|
102
|
63
|
50
|
53
|
34
|
43
|
47
|
40
|
38
|
40
|
55
|
22
|
35
|
56
|
68
|
38
|
27
|
30
|
32
|
31
|
44
|
28
|
32
|
37
|
38
|
|
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