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
13 Sep
Sun
14 Sep
Mon
15 Sep
Tue
16 Sep
Wed
17 Sep
Thu
18 Sep
Fri
19 Sep
Real-time AQI (Monitoring Station in Yuxi)
东风水库
163
PM2.5
16
PM10
12
O3
0.5
CO
4
SO2
9
NO2
玉溪一中
226
PM2.5
22
PM10
21
O3
0.5
CO
8
SO2
10
NO2
文体中心
123
PM2.5
12
PM10
21
O3
0.6
CO
4
SO2
6
NO2
Air quality in the last 12 months (Yuxi)
|
2025/08
|
26
|
28
|
25
|
18
|
25
|
26
|
17
|
12
|
14
|
21
|
17
|
21
|
15
|
24
|
30
|
14
|
13
|
21
|
26
|
21
|
13
|
9
|
11
|
16
|
14
|
10
|
10
|
17
|
17
|
17
|
17
|
|
2025/07
|
20
|
15
|
16
|
19
|
19
|
15
|
22
|
14
|
16
|
20
|
22
|
20
|
26
|
31
|
29
|
33
|
26
|
23
|
19
|
26
|
22
|
13
|
10
|
12
|
14
|
23
|
32
|
26
|
32
|
31
|
15
|
|
2025/06
|
13
|
13
|
11
|
13
|
23
|
35
|
34
|
30
|
19
|
33
|
36
|
34
|
34
|
37
|
24
|
29
|
19
|
11
|
14
|
15
|
15
|
9
|
13
|
12
|
14
|
15
|
18
|
17
|
17
|
18
|
|
|
2025/05
|
28
|
28
|
23
|
18
|
22
|
26
|
28
|
31
|
39
|
41
|
17
|
27
|
26
|
28
|
21
|
21
|
25
|
18
|
23
|
27
|
35
|
30
|
52
|
31
|
19
|
12
|
17
|
16
|
11
|
15
|
13
|
|
2025/04
|
36
|
68
|
79
|
81
|
84
|
73
|
67
|
55
|
60
|
61
|
53
|
39
|
64
|
50
|
39
|
24
|
23
|
29
|
33
|
36
|
33
|
28
|
43
|
53
|
56
|
61
|
64
|
62
|
37
|
29
|
|
|
2025/03
|
50
|
44
|
51
|
50
|
56
|
53
|
43
|
50
|
47
|
45
|
51
|
62
|
65
|
69
|
62
|
50
|
48
|
18
|
24
|
47
|
75
|
66
|
54
|
39
|
39
|
47
|
50
|
95
|
111
|
81
|
68
|
|
2025/02
|
50
|
54
|
27
|
38
|
61
|
55
|
38
|
48
|
43
|
36
|
42
|
46
|
57
|
57
|
64
|
67
|
57
|
50
|
50
|
58
|
63
|
56
|
54
|
25
|
28
|
31
|
38
|
45
|
|||
|
2025/01
|
39
|
32
|
42
|
39
|
33
|
53
|
42
|
35
|
41
|
38
|
19
|
43
|
45
|
40
|
71
|
68
|
51
|
45
|
56
|
47
|
49
|
36
|
40
|
29
|
29
|
25
|
38
|
59
|
88
|
33
|
39
|
|
2024/12
|
25
|
23
|
28
|
26
|
24
|
29
|
26
|
27
|
22
|
28
|
35
|
31
|
31
|
30
|
32
|
44
|
29
|
36
|
44
|
38
|
31
|
41
|
30
|
38
|
37
|
38
|
42
|
42
|
43
|
31
|
41
|
|
2024/11
|
32
|
33
|
40
|
41
|
40
|
46
|
32
|
26
|
20
|
22
|
25
|
29
|
24
|
26
|
28
|
29
|
32
|
33
|
36
|
34
|
19
|
27
|
21
|
24
|
26
|
32
|
22
|
11
|
20
|
19
|
|
|
2024/10
|
22
|
16
|
23
|
22
|
31
|
32
|
33
|
43
|
23
|
15
|
29
|
29
|
21
|
25
|
25
|
23
|
22
|
31
|
39
|
29
|
16
|
22
|
18
|
30
|
25
|
30
|
41
|
43
|
42
|
41
|
33
|
|
2024/09
|
26
|
25
|
24
|
29
|
17
|
29
|
31
|
12
|
7
|
11
|
13
|
14
|
27
|
32
|
36
|
20
|
19
|
18
|
25
|
30
|
31
|
17
|
19
|
35
|
38
|
42
|
38
|
28
|
27
|
34
|
|
|
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