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
27 Jan
Tue
28 Jan
Wed
29 Jan
Thu
30 Jan
Fri
31 Jan
Sat
1 Feb
Sun
2 Feb
Real-time AQI (Monitoring Station in Qiandongnan Prefecture)
市环境监测站
3625
PM2.5
35
PM10
39
O3
0.7
CO
3
SO2
10
NO2
凯里学院
3420
PM2.5
34
PM10
35
O3
0.8
CO
2
SO2
4
NO2
Air quality in the last 12 months (Qiandongnan Prefecture)
|
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
|
|
|
2024/05
|
19
|
25
|
15
|
13
|
27
|
30
|
23
|
27
|
30
|
17
|
22
|
28
|
28
|
35
|
41
|
42
|
37
|
18
|
16
|
19
|
10
|
28
|
32
|
31
|
34
|
20
|
14
|
28
|
33
|
14
|
15
|
|
2024/04
|
47
|
61
|
40
|
18
|
16
|
15
|
18
|
22
|
29
|
42
|
43
|
35
|
50
|
57
|
64
|
56
|
27
|
23
|
23
|
27
|
40
|
52
|
32
|
33
|
30
|
29
|
28
|
33
|
49
|
16
|
|
|
2024/03
|
56
|
51
|
43
|
29
|
21
|
40
|
64
|
52
|
44
|
48
|
46
|
40
|
23
|
17
|
27
|
22
|
26
|
13
|
26
|
59
|
65
|
52
|
32
|
38
|
31
|
20
|
41
|
29
|
30
|
40
|
49
|
|
2024/02
|
26
|
16
|
12
|
16
|
21
|
19
|
28
|
44
|
58
|
169
|
78
|
35
|
41
|
46
|
50
|
40
|
43
|
36
|
40
|
45
|
26
|
21
|
22
|
20
|
20
|
27
|
43
|
42
|
40
|
||
|
2024/01
|
69
|
31
|
34
|
41
|
58
|
58
|
35
|
30
|
47
|
51
|
64
|
71
|
56
|
35
|
54
|
52
|
31
|
29
|
16
|
13
|
25
|
24
|
40
|
41
|
45
|
44
|
48
|
43
|
48
|
48
|
30
|
|
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