Air Quality
Excellent
No health implications.
4
PM2.5
17
PM10
29
O3
0.9
CO
4
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Mar
43
Excellent
Sat
21 Mar
44
Excellent
Sun
22 Mar
47
Excellent
Mon
23 Mar
47
Excellent
Tue
24 Mar
48
Excellent
Wed
25 Mar
49
Excellent
Thu
26 Mar
24
Excellent
Air quality in the last 12 months (Guiyang)
|
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
|
|
2025/04
|
52
|
53
|
56
|
74
|
86
|
81
|
69
|
65
|
66
|
36
|
49
|
179
|
189
|
124
|
86
|
77
|
86
|
65
|
29
|
22
|
32
|
27
|
54
|
37
|
29
|
34
|
24
|
33
|
52
|
55
|
|
|
2025/03
|
35
|
33
|
32
|
18
|
20
|
27
|
57
|
54
|
54
|
54
|
53
|
55
|
47
|
30
|
18
|
41
|
47
|
38
|
45
|
48
|
51
|
59
|
66
|
76
|
76
|
65
|
58
|
61
|
33
|
21
|
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