Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 May
Sun
31 May
Mon
1 Jun
Tue
2 Jun
Wed
3 Jun
Thu
4 Jun
Fri
5 Jun
Real-time AQI (Monitoring Station in Qiandongnan Prefecture)
市环境监测站
2819
PM2.5
26
PM10
88
O3
0.4
CO
2
SO2
5
NO2
凯里学院
3323
PM2.5
27
PM10
94
O3
0.5
CO
3
SO2
5
NO2
Air quality in the last 12 months (Qiandongnan Prefecture)
|
2026/04
|
34
|
44
|
28
|
35
|
47
|
39
|
27
|
57
|
63
|
55
|
32
|
28
|
26
|
23
|
23
|
20
|
23
|
28
|
37
|
37
|
13
|
17
|
22
|
28
|
32
|
41
|
45
|
22
|
30
|
31
|
|
|
2026/03
|
13
|
14
|
25
|
26
|
28
|
45
|
46
|
13
|
17
|
32
|
29
|
32
|
43
|
48
|
30
|
19
|
19
|
16
|
28
|
21
|
33
|
20
|
26
|
17
|
19
|
18
|
22
|
23
|
28
|
36
|
27
|
|
2026/02
|
49
|
49
|
60
|
68
|
41
|
29
|
36
|
45
|
37
|
24
|
38
|
47
|
53
|
41
|
32
|
33
|
40
|
39
|
45
|
54
|
45
|
53
|
39
|
19
|
44
|
30
|
12
|
14
|
|||
|
2026/01
|
22
|
42
|
20
|
25
|
32
|
41
|
51
|
53
|
66
|
67
|
77
|
72
|
70
|
104
|
113
|
109
|
109
|
65
|
50
|
17
|
33
|
49
|
59
|
57
|
41
|
24
|
34
|
60
|
60
|
14
|
35
|
|
2025/12
|
106
|
68
|
74
|
58
|
60
|
74
|
68
|
56
|
59
|
61
|
79
|
73
|
37
|
46
|
58
|
58
|
77
|
46
|
39
|
48
|
57
|
55
|
29
|
39
|
52
|
54
|
64
|
68
|
71
|
69
|
59
|
|
2025/11
|
21
|
20
|
11
|
17
|
27
|
26
|
20
|
8
|
8
|
10
|
19
|
31
|
31
|
33
|
39
|
41
|
40
|
18
|
21
|
25
|
32
|
32
|
53
|
52
|
41
|
43
|
52
|
45
|
38
|
48
|
|
|
2025/10
|
13
|
14
|
18
|
12
|
17
|
21
|
19
|
18
|
20
|
26
|
22
|
23
|
34
|
38
|
22
|
16
|
21
|
17
|
10
|
10
|
12
|
23
|
36
|
40
|
36
|
25
|
23
|
30
|
44
|
35
|
30
|
|
2025/09
|
19
|
18
|
18
|
20
|
19
|
30
|
27
|
24
|
18
|
14
|
15
|
15
|
16
|
18
|
17
|
16
|
17
|
20
|
22
|
25
|
26
|
27
|
18
|
12
|
9
|
12
|
22
|
24
|
29
|
32
|
|
|
2025/08
|
21
|
24
|
23
|
29
|
27
|
16
|
13
|
11
|
18
|
20
|
18
|
28
|
36
|
22
|
14
|
11
|
13
|
16
|
14
|
13
|
14
|
13
|
12
|
16
|
15
|
16
|
15
|
16
|
21
|
21
|
21
|
|
2025/07
|
11
|
8
|
10
|
12
|
16
|
20
|
21
|
24
|
21
|
17
|
15
|
22
|
20
|
17
|
13
|
16
|
20
|
30
|
29
|
24
|
15
|
10
|
9
|
10
|
12
|
12
|
18
|
20
|
21
|
22
|
22
|
|
2025/06
|
16
|
10
|
17
|
22
|
30
|
28
|
26
|
41
|
33
|
21
|
21
|
28
|
24
|
14
|
21
|
27
|
16
|
12
|
12
|
6
|
10
|
10
|
7
|
11
|
15
|
19
|
13
|
7
|
10
|
9
|
|
|
2025/05
|
37
|
49
|
43
|
24
|
23
|
26
|
26
|
28
|
22
|
20
|
27
|
31
|
27
|
40
|
45
|
30
|
35
|
37
|
46
|
26
|
19
|
20
|
23
|
49
|
38
|
21
|
13
|
10
|
15
|
22
|
14
|
|
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
*: primary pollution