Yunnan - China   2025-07-14   Monday   24.89N, 102.80E

Chenggong

Yunnan - China
2025-07-14

Air Quality

Excellent

No health implications.

24

PM2.5

29

PM10

65

O3

0.5

CO

4

SO2

24

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

14 Jul

53 Good

Tue

15 Jul

52 Good

Wed

16 Jul

55 Good

Thu

17 Jul

53 Good

Fri

18 Jul

39 Excellent

Sat

19 Jul

34 Excellent

Sun

20 Jul

20 Excellent

Monthly Average AQI (Chenggong)

2020/07 - 2025/06

Air quality in the last 12 months (Chenggong)

2025/06
13
18
18
22
25
32
31
35
29
32
32
39
45
43
15
21
14
8
11
17
21
10
15
8
9
14
15
17
16
16
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
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