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 Dec
Thu
26 Dec
Fri
27 Dec
Sat
28 Dec
Sun
29 Dec
Mon
30 Dec
Tue
31 Dec
Real-time AQI (Monitoring Station in Zhaotong)
监测站
4831
PM2.5
48
PM10
51
O3
0.7
CO
9
SO2
13
NO2
环保局
2517
PM2.5
18
PM10
46
O3
1.0
CO
10
SO2
16
NO2
Air quality in the last 12 months (Zhaotong)
|
2024/11
|
31
|
39
|
46
|
29
|
33
|
40
|
36
|
30
|
33
|
41
|
42
|
34
|
39
|
48
|
54
|
41
|
37
|
41
|
33
|
33
|
36
|
41
|
42
|
35
|
31
|
29
|
32
|
38
|
47
|
46
|
|
|
2024/10
|
24
|
31
|
28
|
30
|
31
|
25
|
32
|
41
|
36
|
26
|
29
|
30
|
30
|
34
|
35
|
35
|
33
|
42
|
37
|
42
|
28
|
28
|
30
|
45
|
37
|
29
|
32
|
35
|
42
|
43
|
32
|
|
2024/09
|
32
|
22
|
28
|
33
|
37
|
36
|
32
|
26
|
23
|
27
|
38
|
27
|
29
|
36
|
40
|
40
|
29
|
31
|
38
|
37
|
32
|
31
|
35
|
45
|
33
|
37
|
33
|
29
|
33
|
26
|
|
|
2024/08
|
37
|
36
|
39
|
29
|
23
|
28
|
23
|
21
|
26
|
32
|
60
|
47
|
48
|
48
|
39
|
40
|
38
|
35
|
46
|
40
|
39
|
37
|
33
|
37
|
38
|
31
|
44
|
38
|
42
|
35
|
44
|
|
2024/07
|
24
|
31
|
24
|
16
|
18
|
23
|
23
|
23
|
25
|
25
|
16
|
20
|
28
|
25
|
21
|
25
|
29
|
31
|
28
|
29
|
26
|
26
|
29
|
35
|
28
|
33
|
35
|
16
|
20
|
19
|
30
|
|
2024/06
|
39
|
25
|
23
|
21
|
27
|
25
|
16
|
18
|
19
|
22
|
20
|
30
|
38
|
33
|
45
|
40
|
19
|
26
|
23
|
24
|
26
|
26
|
27
|
28
|
29
|
32
|
18
|
18
|
20
|
25
|
|
|
2024/05
|
26
|
32
|
27
|
23
|
42
|
49
|
32
|
34
|
24
|
32
|
23
|
30
|
34
|
43
|
35
|
36
|
39
|
33
|
32
|
38
|
34
|
39
|
39
|
40
|
33
|
24
|
32
|
27
|
23
|
22
|
41
|
|
2024/04
|
39
|
42
|
50
|
26
|
31
|
25
|
27
|
28
|
30
|
40
|
40
|
49
|
42
|
53
|
57
|
64
|
45
|
38
|
33
|
38
|
39
|
38
|
29
|
33
|
31
|
41
|
43
|
41
|
44
|
28
|
|
|
2024/03
|
38
|
33
|
35
|
36
|
41
|
35
|
28
|
35
|
33
|
35
|
33
|
55
|
51
|
42
|
55
|
51
|
52
|
30
|
49
|
45
|
54
|
42
|
30
|
34
|
42
|
38
|
49
|
26
|
37
|
54
|
42
|
|
2024/02
|
42
|
50
|
45
|
33
|
38
|
32
|
25
|
25
|
49
|
76
|
53
|
42
|
51
|
56
|
48
|
39
|
34
|
31
|
31
|
33
|
39
|
35
|
30
|
32
|
44
|
41
|
38
|
37
|
32
|
||
|
2024/01
|
59
|
38
|
39
|
50
|
54
|
46
|
58
|
58
|
66
|
47
|
44
|
63
|
72
|
72
|
55
|
34
|
46
|
43
|
49
|
56
|
41
|
30
|
37
|
28
|
38
|
34
|
36
|
45
|
47
|
55
|
34
|
|
2023/12
|
31
|
35
|
33
|
32
|
48
|
42
|
46
|
30
|
37
|
29
|
46
|
39
|
26
|
25
|
34
|
30
|
42
|
36
|
43
|
61
|
51
|
40
|
45
|
44
|
67
|
69
|
65
|
56
|
56
|
88
|
67
|
|
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