Air Quality
Excellent
No health implications.
11
PM2.5
28
PM10
60
O3
0.3
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 May
70
Good
Fri
3 May
74
Good
Sat
4 May
79
Good
Sun
5 May
76
Good
Mon
6 May
75
Good
Tue
7 May
83
Good
Real-time AQI (Monitoring Station in Zhaotong)
监测站
2811
PM2.5
28
PM10
60
O3
0.3
CO
5
SO2
9
NO2
Air quality in the last 12 months (Zhaotong)
|
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
|
|
2023/11
|
50
|
48
|
48
|
29
|
34
|
41
|
44
|
47
|
49
|
50
|
58
|
36
|
29
|
36
|
27
|
45
|
72
|
63
|
58
|
58
|
48
|
38
|
53
|
50
|
34
|
40
|
55
|
48
|
46
|
44
|
|
|
2023/10
|
26
|
29
|
23
|
27
|
25
|
21
|
26
|
23
|
22
|
24
|
32
|
26
|
25
|
29
|
39
|
37
|
41
|
38
|
32
|
32
|
42
|
45
|
47
|
44
|
41
|
37
|
26
|
32
|
30
|
44
|
47
|
|
2023/09
|
32
|
42
|
40
|
42
|
43
|
43
|
40
|
41
|
35
|
29
|
28
|
28
|
29
|
38
|
45
|
50
|
46
|
39
|
30
|
26
|
24
|
23
|
26
|
25
|
23
|
28
|
28
|
22
|
23
|
24
|
|
|
2023/08
|
29
|
25
|
29
|
24
|
25
|
33
|
22
|
24
|
27
|
25
|
29
|
27
|
29
|
42
|
41
|
42
|
37
|
33
|
30
|
34
|
28
|
40
|
40
|
28
|
26
|
25
|
34
|
37
|
38
|
31
|
36
|
|
2023/07
|
36
|
34
|
32
|
36
|
34
|
33
|
43
|
35
|
33
|
23
|
23
|
20
|
24
|
34
|
42
|
41
|
41
|
45
|
37
|
28
|
24
|
30
|
37
|
31
|
31
|
27
|
21
|
25
|
27
|
37
|
30
|
|
2023/06
|
43
|
33
|
31
|
28
|
28
|
36
|
38
|
37
|
39
|
39
|
39
|
36
|
37
|
33
|
28
|
32
|
31
|
30
|
36
|
42
|
32
|
31
|
33
|
41
|
46
|
48
|
42
|
41
|
34
|
34
|
|
|
2023/05
|
47
|
51
|
35
|
47
|
61
|
39
|
34
|
32
|
30
|
28
|
26
|
36
|
44
|
47
|
39
|
39
|
56
|
50
|
34
|
36
|
42
|
33
|
47
|
49
|
48
|
36
|
39
|
38
|
50
|
42
|
49
|
|
2023/04
|
38
|
38
|
34
|
42
|
50
|
36
|
61
|
63
|
66
|
59
|
70
|
63
|
78
|
43
|
40
|
63
|
77
|
53
|
41
|
45
|
54
|
48
|
37
|
33
|
36
|
53
|
60
|
48
|
59
|
56
|
|
|
2023/03
|
41
|
31
|
31
|
51
|
57
|
66
|
67
|
37
|
49
|
64
|
59
|
32
|
42
|
61
|
60
|
58
|
49
|
38
|
38
|
38
|
32
|
43
|
47
|
32
|
30
|
36
|
31
|
30
|
28
|
39
|
41
|
|
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