Air Quality
Excellent
No health implications.
9
PM2.5
14
PM10
52
O3
0.5
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 May
45
Excellent
Tue
27 May
46
Excellent
Wed
28 May
45
Excellent
Thu
29 May
55
Good
Fri
30 May
53
Good
Sat
31 May
55
Good
Sun
1 Jun
23
Excellent
Air quality in the last 12 months (Honghe County)
|
2025/04
|
42
|
51
|
64
|
87
|
86
|
57
|
61
|
56
|
60
|
65
|
55
|
46
|
58
|
44
|
43
|
28
|
23
|
30
|
33
|
35
|
35
|
32
|
44
|
54
|
55
|
57
|
63
|
63
|
38
|
29
|
|
|
2025/03
|
45
|
49
|
62
|
62
|
69
|
70
|
46
|
46
|
45
|
43
|
54
|
55
|
58
|
63
|
69
|
58
|
57
|
28
|
29
|
50
|
61
|
63
|
61
|
40
|
46
|
53
|
61
|
101
|
96
|
67
|
61
|
|
2025/02
|
50
|
57
|
39
|
40
|
49
|
52
|
44
|
36
|
28
|
31
|
39
|
45
|
47
|
49
|
56
|
58
|
46
|
38
|
44
|
48
|
48
|
46
|
45
|
24
|
30
|
25
|
37
|
45
|
|||
|
2025/01
|
40
|
35
|
47
|
56
|
52
|
62
|
54
|
52
|
48
|
43
|
34
|
44
|
44
|
45
|
61
|
62
|
59
|
60
|
45
|
41
|
55
|
58
|
43
|
30
|
31
|
29
|
37
|
46
|
53
|
40
|
41
|
|
2024/12
|
26
|
29
|
26
|
26
|
26
|
24
|
25
|
25
|
22
|
29
|
34
|
30
|
27
|
31
|
50
|
33
|
25
|
32
|
47
|
47
|
41
|
43
|
41
|
44
|
47
|
54
|
55
|
46
|
35
|
37
|
35
|
|
2024/11
|
32
|
38
|
45
|
42
|
41
|
46
|
35
|
37
|
34
|
27
|
30
|
30
|
27
|
25
|
23
|
27
|
33
|
37
|
38
|
38
|
31
|
29
|
29
|
31
|
30
|
32
|
21
|
19
|
32
|
37
|
|
|
2024/10
|
16
|
16
|
22
|
20
|
30
|
31
|
35
|
38
|
29
|
24
|
28
|
32
|
29
|
28
|
27
|
19
|
17
|
27
|
34
|
25
|
22
|
25
|
22
|
33
|
31
|
30
|
39
|
46
|
42
|
33
|
29
|
|
2024/09
|
25
|
24
|
20
|
24
|
21
|
26
|
29
|
14
|
11
|
9
|
15
|
18
|
22
|
26
|
26
|
21
|
20
|
18
|
24
|
32
|
30
|
21
|
21
|
28
|
29
|
35
|
35
|
24
|
19
|
24
|
|
|
2024/08
|
25
|
24
|
17
|
16
|
14
|
14
|
12
|
11
|
11
|
14
|
26
|
41
|
31
|
32
|
30
|
26
|
29
|
28
|
25
|
29
|
23
|
19
|
15
|
18
|
16
|
13
|
20
|
24
|
23
|
23
|
25
|
|
2024/07
|
12
|
16
|
17
|
11
|
14
|
19
|
14
|
16
|
14
|
10
|
9
|
13
|
15
|
12
|
13
|
13
|
18
|
17
|
14
|
10
|
11
|
13
|
20
|
15
|
19
|
20
|
21
|
23
|
16
|
12
|
14
|
|
2024/06
|
24
|
24
|
22
|
32
|
21
|
14
|
14
|
15
|
14
|
16
|
13
|
13
|
10
|
13
|
12
|
16
|
27
|
25
|
27
|
25
|
20
|
19
|
19
|
19
|
17
|
15
|
13
|
14
|
12
|
12
|
|
|
2024/05
|
61
|
53
|
36
|
50
|
56
|
42
|
40
|
38
|
28
|
23
|
28
|
35
|
27
|
28
|
35
|
20
|
24
|
26
|
32
|
25
|
33
|
32
|
30
|
23
|
22
|
11
|
12
|
14
|
19
|
36
|
27
|
|
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