Yunnan - China   2025-06-23   Monday   24.89N, 102.80E

Chenggong

Yunnan - China
2025-06-23

Air Quality

Excellent

No health implications.

9

PM2.5

10

PM10

44

O3

0.5

CO

5

SO2

19

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

23 Jun

57 Good

Tue

24 Jun

33 Excellent

Wed

25 Jun

39 Excellent

Thu

26 Jun

50 Excellent

Fri

27 Jun

54 Good

Sat

28 Jun

57 Good

Sun

29 Jun

32 Excellent

Chenggong Air quality rank

Monthly Average AQI (Chenggong)

2020/06 - 2025/05

Air quality in the last 12 months (Chenggong)

2025/05
40
25
25
21
25
28
29
34
46
36
26
31
30
31
28
26
34
30
37
29
37
32
52
31
20
18
17
17
15
15
12
2025/04
33
53
89
84
93
79
77
68
63
71
58
49
70
60
55
27
26
33
34
38
33
29
40
50
50
62
65
63
33
33
2025/03
45
47
51
49
52
51
39
55
49
44
53
64
67
72
63
41
32
25
38
47
66
64
53
49
41
46
46
89
119
73
64
2025/02
49
51
31
43
51
52
33
43
49
35
41
55
58
59
60
62
41
39
47
54
63
56
61
32
33
31
32
43
2025/01
31
40
46
37
35
48
35
31
47
23
22
47
39
43
78
72
42
31
73
45
42
34
32
25
28
32
43
54
70
33
32
2024/12
18
28
17
22
26
24
26
40
16
23
29
26
48
42
38
26
25
29
37
29
29
23
30
29
29
40
40
35
31
24
47
2024/11
30
32
48
36
44
47
30
22
22
37
27
20
20
25
35
28
37
32
32
29
17
26
18
17
19
34
25
32
22
18
2024/10
13
21
30
26
21
26
44
36
31
16
19
22
23
29
25
19
17
31
40
30
21
29
30
36
38
36
49
45
53
44
36
2024/09
26
26
25
21
20
36
34
18
14
15
19
21
32
38
35
27
24
24
27
36
33
22
25
44
42
40
30
22
23
26
2024/08
36
30
22
19
17
17
18
18
14
23
36
51
55
46
38
38
37
40
35
46
37
23
19
22
26
17
23
27
28
33
30
2024/07
15
20
13
12
17
15
15
14
17
17
14
16
15
16
19
19
20
19
20
20
15
15
21
27
21
23
33
28
26
18
24
2024/06
34
24
30
31
20
18
18
17
18
13
21
23
13
18
29
19
28
26
30
36
24
24
18
20
20
20
15
14
15
16
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