Air Quality
Excellent
No health implications.
4
PM2.5
9
PM10
20
O3
0.6
CO
3
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Feb
48
Excellent
Sat
28 Feb
51
Good
Sun
1 Mar
41
Excellent
Mon
2 Mar
60
Good
Tue
3 Mar
100
Good
Wed
4 Mar
45
Excellent
Thu
5 Mar
26
Excellent
Air quality in the last 12 months (Guiyang)
|
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
|
|
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
|
|||
|
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