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 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Thu
8 May
Real-time AQI (Monitoring Station in Yuxi)
东风水库
2618
PM2.5
22
PM10
72
O3
0.4
CO
10
SO2
13
NO2
玉溪一中
297
PM2.5
29
PM10
84
O3
0.3
CO
9
SO2
14
NO2
文体中心
329
PM2.5
32
PM10
81
O3
0.3
CO
7
SO2
14
NO2
Air quality in the last 12 months (Yuxi)
|
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
|
|
|
2024/08
|
41
|
35
|
23
|
17
|
19
|
16
|
14
|
12
|
10
|
18
|
28
|
41
|
46
|
39
|
34
|
27
|
33
|
36
|
26
|
38
|
36
|
30
|
18
|
22
|
22
|
17
|
27
|
32
|
27
|
30
|
33
|
|
2024/07
|
12
|
21
|
25
|
13
|
17
|
26
|
17
|
15
|
14
|
14
|
11
|
15
|
19
|
14
|
16
|
19
|
21
|
19
|
18
|
14
|
18
|
17
|
24
|
21
|
27
|
25
|
27
|
32
|
23
|
14
|
19
|
|
2024/06
|
31
|
30
|
30
|
39
|
13
|
16
|
19
|
20
|
13
|
11
|
18
|
21
|
12
|
19
|
14
|
19
|
28
|
30
|
32
|
34
|
23
|
25
|
21
|
21
|
18
|
16
|
19
|
18
|
14
|
15
|
|
|
2024/05
|
53
|
53
|
32
|
49
|
49
|
40
|
36
|
34
|
24
|
23
|
29
|
37
|
20
|
31
|
34
|
16
|
26
|
27
|
33
|
21
|
28
|
39
|
37
|
24
|
29
|
9
|
13
|
20
|
20
|
35
|
21
|
|
2024/04
|
38
|
45
|
57
|
61
|
58
|
78
|
70
|
59
|
66
|
68
|
84
|
83
|
67
|
43
|
55
|
77
|
85
|
73
|
42
|
46
|
43
|
48
|
51
|
52
|
42
|
46
|
49
|
58
|
55
|
53
|
|
|
2024/03
|
50
|
57
|
44
|
35
|
27
|
31
|
38
|
60
|
60
|
52
|
44
|
70
|
65
|
55
|
57
|
63
|
78
|
58
|
60
|
61
|
49
|
31
|
25
|
36
|
32
|
49
|
62
|
49
|
54
|
69
|
62
|
|
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