Air Quality
Excellent
No health implications.
29
PM2.5
42
PM10
80
O3
0.6
CO
11
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Mar
33
Excellent
Thu
27 Mar
35
Excellent
Fri
28 Mar
30
Excellent
Sat
29 Mar
37
Excellent
Sun
30 Mar
32
Excellent
Mon
31 Mar
37
Excellent
Tue
1 Apr
42
Excellent
Real-time AQI (Monitoring Station in Zhaotong)
监测站
3927
PM2.5
27
PM10
108
O3
0.4
CO
9
SO2
5
NO2
Air quality in the last 12 months (Zhaotong)
|
2025/02
|
31
|
30
|
27
|
47
|
31
|
23
|
29
|
28
|
36
|
38
|
45
|
37
|
35
|
39
|
47
|
44
|
44
|
36
|
42
|
33
|
35
|
28
|
27
|
33
|
30
|
38
|
38
|
36
|
|||
|
2025/01
|
79
|
64
|
65
|
69
|
57
|
72
|
36
|
32
|
36
|
36
|
34
|
51
|
49
|
37
|
50
|
50
|
53
|
39
|
49
|
52
|
62
|
56
|
52
|
37
|
30
|
46
|
50
|
56
|
48
|
48
|
34
|
|
2024/12
|
57
|
57
|
47
|
41
|
38
|
41
|
39
|
30
|
36
|
30
|
37
|
34
|
31
|
34
|
39
|
48
|
41
|
49
|
46
|
42
|
40
|
39
|
48
|
38
|
38
|
39
|
44
|
45
|
56
|
43
|
50
|
|
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
|
|
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