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
25 Jun
Thu
26 Jun
Fri
27 Jun
Sat
28 Jun
Sun
29 Jun
Mon
30 Jun
Tue
1 Jul
Qiandongnan Prefecture Air quality rank
Real-time AQI (Monitoring Station in Qiandongnan Prefecture)
市环境监测站
1812
PM2.5
18
PM10
10
O3
0.6
CO
3
SO2
8
NO2
凯里学院
169
PM2.5
14
PM10
50
O3
0.4
CO
2
SO2
3
NO2
Air quality in the last 12 months (Qiandongnan Prefecture)
|
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
|
|
2025/04
|
32
|
43
|
55
|
62
|
62
|
59
|
82
|
75
|
71
|
55
|
57
|
69
|
155
|
85
|
65
|
71
|
59
|
59
|
26
|
29
|
37
|
24
|
49
|
31
|
29
|
30
|
20
|
27
|
40
|
25
|
|
|
2025/03
|
41
|
37
|
46
|
20
|
15
|
22
|
29
|
36
|
29
|
30
|
31
|
39
|
41
|
20
|
13
|
30
|
34
|
23
|
28
|
37
|
45
|
53
|
62
|
58
|
63
|
71
|
75
|
78
|
26
|
16
|
26
|
|
2025/02
|
19
|
11
|
31
|
48
|
50
|
34
|
28
|
60
|
57
|
45
|
37
|
34
|
57
|
23
|
28
|
49
|
39
|
24
|
21
|
16
|
29
|
18
|
19
|
54
|
25
|
34
|
28
|
25
|
|||
|
2025/01
|
78
|
79
|
78
|
91
|
101
|
70
|
64
|
50
|
30
|
46
|
50
|
51
|
46
|
63
|
68
|
73
|
64
|
61
|
70
|
69
|
86
|
98
|
118
|
118
|
30
|
18
|
39
|
48
|
88
|
51
|
38
|
|
2024/12
|
49
|
68
|
65
|
90
|
24
|
20
|
21
|
45
|
33
|
13
|
16
|
48
|
63
|
49
|
44
|
47
|
56
|
61
|
72
|
86
|
91
|
82
|
91
|
72
|
77
|
84
|
70
|
75
|
72
|
80
|
58
|
|
2024/11
|
39
|
41
|
50
|
48
|
53
|
63
|
48
|
40
|
46
|
47
|
42
|
45
|
54
|
60
|
68
|
69
|
38
|
11
|
10
|
11
|
15
|
22
|
39
|
25
|
12
|
16
|
27
|
29
|
30
|
35
|
|
|
2024/10
|
9
|
16
|
40
|
36
|
36
|
47
|
47
|
33
|
32
|
35
|
51
|
63
|
68
|
27
|
24
|
29
|
21
|
21
|
13
|
17
|
23
|
15
|
17
|
19
|
21
|
30
|
31
|
33
|
36
|
37
|
44
|
|
2024/09
|
22
|
20
|
15
|
18
|
28
|
35
|
29
|
20
|
14
|
15
|
24
|
28
|
38
|
26
|
23
|
26
|
32
|
31
|
29
|
27
|
25
|
17
|
25
|
31
|
33
|
39
|
46
|
41
|
33
|
21
|
|
|
2024/08
|
8
|
8
|
6
|
7
|
14
|
17
|
20
|
20
|
19
|
23
|
19
|
37
|
43
|
33
|
31
|
28
|
30
|
26
|
24
|
24
|
19
|
15
|
12
|
10
|
12
|
16
|
17
|
25
|
25
|
28
|
23
|
|
2024/07
|
14
|
21
|
11
|
9
|
12
|
9
|
11
|
14
|
15
|
15
|
13
|
19
|
18
|
13
|
13
|
15
|
15
|
11
|
7
|
7
|
9
|
14
|
13
|
11
|
17
|
25
|
21
|
22
|
10
|
8
|
9
|
|
2024/06
|
25
|
24
|
11
|
8
|
10
|
14
|
16
|
10
|
8
|
7
|
12
|
20
|
21
|
18
|
24
|
24
|
12
|
7
|
19
|
27
|
21
|
16
|
8
|
15
|
11
|
8
|
9
|
18
|
13
|
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
*: primary pollution