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
2 Dec
Wed
3 Dec
Thu
4 Dec
Fri
5 Dec
Sat
6 Dec
Sun
7 Dec
Mon
8 Dec
Real-time AQI (Monitoring Station in Zhaotong)
监测站
5532
PM2.5
60 *
PM10
73
O3
0.6
CO
5
SO2
17
NO2
环东路146号
4531
PM2.5
36
PM10
71
O3
0.8
CO
8
SO2
15
NO2
Air quality in the last 12 months (Zhaotong)
|
2025/10
|
23
|
22
|
25
|
27
|
27
|
27
|
20
|
21
|
22
|
26
|
25
|
25
|
24
|
27
|
28
|
26
|
20
|
22
|
19
|
19
|
18
|
26
|
23
|
25
|
24
|
24
|
25
|
31
|
26
|
33
|
26
|
|
2025/09
|
34
|
32
|
36
|
41
|
34
|
29
|
41
|
29
|
34
|
36
|
31
|
27
|
31
|
41
|
37
|
31
|
32
|
28
|
28
|
28
|
31
|
24
|
23
|
28
|
42
|
28
|
25
|
29
|
26
|
19
|
|
|
2025/08
|
36
|
38
|
42
|
46
|
41
|
41
|
36
|
39
|
36
|
34
|
26
|
36
|
35
|
42
|
40
|
37
|
30
|
32
|
37
|
41
|
37
|
28
|
28
|
25
|
32
|
27
|
27
|
33
|
30
|
26
|
28
|
|
2025/07
|
30
|
22
|
28
|
26
|
27
|
24
|
30
|
31
|
24
|
25
|
29
|
28
|
35
|
34
|
35
|
32
|
37
|
40
|
33
|
29
|
27
|
21
|
21
|
21
|
27
|
34
|
30
|
41
|
40
|
42
|
32
|
|
2025/06
|
28
|
27
|
32
|
33
|
35
|
47
|
44
|
40
|
47
|
41
|
37
|
43
|
45
|
48
|
30
|
31
|
28
|
26
|
25
|
32
|
31
|
36
|
39
|
27
|
24
|
21
|
30
|
26
|
31
|
23
|
|
|
2025/05
|
58
|
50
|
52
|
53
|
37
|
29
|
30
|
32
|
43
|
49
|
48
|
45
|
54
|
43
|
49
|
40
|
42
|
45
|
39
|
42
|
46
|
48
|
51
|
47
|
34
|
31
|
26
|
27
|
29
|
23
|
23
|
|
2025/04
|
41
|
37
|
48
|
50
|
35
|
28
|
34
|
44
|
52
|
43
|
62
|
182
|
115
|
81
|
71
|
70
|
47
|
40
|
40
|
33
|
35
|
38
|
70
|
39
|
42
|
41
|
33
|
33
|
37
|
40
|
|
|
2025/03
|
45
|
49
|
49
|
43
|
29
|
23
|
25
|
37
|
35
|
41
|
46
|
44
|
44
|
35
|
29
|
27
|
27
|
29
|
44
|
49
|
53
|
56
|
50
|
43
|
36
|
38
|
43
|
137
|
31
|
32
|
32
|
|
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
|
|
|
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