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
22 Aug
Sun
23 Aug
Mon
24 Aug
Tue
25 Aug
Wed
26 Aug
Thu
27 Aug
Fri
28 Aug
Real-time AQI (Monitoring Station in Zhaotong)
监测站
2414
PM2.5
24
PM10
48
O3
0.5
CO
8
SO2
16
NO2
环东路146号
228
PM2.5
14
PM10
68
O3
0.5
CO
4
SO2
11
NO2
Air quality in the last 12 months (Zhaotong)
|
2026/07
|
35
|
26
|
21
|
21
|
27
|
37
|
39
|
38
|
33
|
36
|
35
|
31
|
32
|
34
|
39
|
37
|
34
|
31
|
57
|
48
|
47
|
47
|
44
|
39
|
41
|
35
|
32
|
26
|
23
|
23
|
25
|
|
2026/06
|
39
|
47
|
31
|
39
|
49
|
49
|
39
|
30
|
34
|
35
|
37
|
43
|
31
|
33
|
37
|
22
|
21
|
21
|
27
|
32
|
23
|
22
|
24
|
21
|
19
|
22
|
28
|
24
|
26
|
28
|
|
|
2026/05
|
36
|
25
|
31
|
28
|
30
|
37
|
50
|
37
|
28
|
36
|
36
|
29
|
40
|
44
|
32
|
35
|
30
|
26
|
37
|
41
|
41
|
43
|
39
|
31
|
37
|
31
|
34
|
27
|
29
|
41
|
43
|
|
2026/04
|
35
|
34
|
35
|
42
|
47
|
44
|
34
|
42
|
36
|
39
|
41
|
34
|
35
|
29
|
37
|
35
|
34
|
36
|
51
|
38
|
31
|
28
|
35
|
42
|
45
|
44
|
33
|
30
|
34
|
42
|
|
|
2026/03
|
42
|
23
|
21
|
28
|
32
|
36
|
31
|
27
|
22
|
29
|
38
|
55
|
48
|
36
|
23
|
31
|
36
|
27
|
37
|
29
|
39
|
30
|
33
|
29
|
34
|
35
|
30
|
31
|
30
|
35
|
27
|
|
2026/02
|
33
|
37
|
40
|
43
|
41
|
53
|
51
|
34
|
39
|
34
|
36
|
53
|
47
|
49
|
40
|
78
|
74
|
38
|
30
|
51
|
56
|
59
|
55
|
46
|
45
|
54
|
43
|
45
|
|||
|
2026/01
|
33
|
25
|
39
|
28
|
33
|
31
|
36
|
44
|
73
|
98
|
77
|
79
|
61
|
51
|
68
|
70
|
79
|
51
|
79
|
36
|
32
|
32
|
60
|
57
|
44
|
41
|
82
|
67
|
53
|
38
|
33
|
|
2025/12
|
81
|
66
|
44
|
31
|
43
|
58
|
45
|
62
|
54
|
46
|
68
|
45
|
37
|
59
|
66
|
59
|
46
|
58
|
55
|
42
|
48
|
55
|
39
|
49
|
41
|
64
|
58
|
69
|
56
|
40
|
37
|
|
2025/11
|
24
|
26
|
24
|
33
|
30
|
22
|
30
|
27
|
23
|
28
|
26
|
26
|
27
|
25
|
35
|
37
|
26
|
24
|
29
|
31
|
37
|
47
|
49
|
55
|
48
|
62
|
57
|
59
|
69
|
79
|
|
|
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
|
|
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