Air Quality
Excellent
No health implications.
33
PM2.5
40
PM10
8
O3
0.7
CO
7
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 May
48
Excellent
Wed
13 May
49
Excellent
Thu
14 May
52
Good
Fri
15 May
61
Good
Sat
16 May
51
Good
Sun
17 May
28
Excellent
Mon
18 May
37
Excellent
Air quality in the last 12 months (Guiyang)
|
2026/04
|
32
|
38
|
23
|
32
|
44
|
40
|
29
|
37
|
42
|
49
|
49
|
26
|
36
|
27
|
23
|
28
|
30
|
35
|
37
|
42
|
19
|
15
|
24
|
36
|
42
|
42
|
54
|
35
|
27
|
28
|
|
|
2026/03
|
16
|
19
|
30
|
56
|
47
|
42
|
52
|
58
|
14
|
51
|
35
|
39
|
52
|
52
|
89
|
95
|
46
|
38
|
38
|
28
|
32
|
57
|
56
|
26
|
52
|
65
|
33
|
29
|
34
|
25
|
30
|
|
2026/02
|
48
|
50
|
62
|
64
|
94
|
92
|
81
|
63
|
63
|
59
|
38
|
52
|
70
|
61
|
42
|
30
|
60
|
72
|
58
|
33
|
44
|
49
|
46
|
30
|
45
|
32
|
17
|
30
|
|||
|
2026/01
|
28
|
45
|
60
|
75
|
43
|
65
|
61
|
53
|
51
|
61
|
74
|
71
|
78
|
65
|
71
|
78
|
115
|
96
|
59
|
15
|
36
|
49
|
67
|
60
|
74
|
62
|
90
|
81
|
59
|
49
|
30
|
|
2025/12
|
63
|
102
|
92
|
90
|
81
|
87
|
85
|
97
|
99
|
91
|
79
|
89
|
19
|
35
|
48
|
48
|
65
|
92
|
63
|
57
|
122
|
116
|
80
|
25
|
64
|
55
|
57
|
58
|
67
|
94
|
132
|
|
2025/11
|
46
|
45
|
22
|
15
|
26
|
30
|
40
|
19
|
10
|
11
|
25
|
50
|
40
|
47
|
51
|
53
|
63
|
22
|
35
|
40
|
49
|
55
|
60
|
59
|
48
|
55
|
62
|
66
|
59
|
55
|
|
|
2025/10
|
54
|
31
|
28
|
43
|
39
|
16
|
24
|
42
|
34
|
34
|
41
|
39
|
81
|
48
|
62
|
59
|
53
|
32
|
11
|
9
|
9
|
24
|
37
|
41
|
49
|
68
|
71
|
77
|
78
|
90
|
54
|
|
2025/09
|
24
|
27
|
29
|
29
|
35
|
34
|
49
|
36
|
14
|
15
|
16
|
21
|
26
|
30
|
33
|
22
|
21
|
41
|
44
|
19
|
20
|
16
|
21
|
9
|
16
|
20
|
26
|
42
|
38
|
53
|
|
|
2025/08
|
26
|
21
|
13
|
18
|
16
|
11
|
13
|
17
|
27
|
34
|
30
|
32
|
30
|
29
|
11
|
19
|
23
|
20
|
13
|
16
|
19
|
21
|
28
|
25
|
24
|
21
|
27
|
27
|
28
|
22
|
24
|
|
2025/07
|
11
|
14
|
19
|
29
|
32
|
35
|
31
|
31
|
32
|
22
|
23
|
26
|
27
|
27
|
24
|
24
|
28
|
35
|
32
|
21
|
18
|
17
|
17
|
23
|
31
|
33
|
30
|
22
|
25
|
26
|
26
|
|
2025/06
|
20
|
19
|
38
|
46
|
45
|
37
|
27
|
27
|
39
|
35
|
35
|
29
|
33
|
15
|
15
|
20
|
10
|
10
|
14
|
16
|
16
|
20
|
26
|
28
|
27
|
19
|
15
|
12
|
13
|
15
|
|
|
2025/05
|
54
|
55
|
45
|
40
|
24
|
37
|
65
|
33
|
27
|
53
|
45
|
44
|
43
|
44
|
45
|
38
|
22
|
19
|
16
|
16
|
20
|
20
|
29
|
51
|
58
|
52
|
42
|
26
|
19
|
25
|
13
|
|
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