Air Quality
Excellent
No health implications.
14
PM2.5
22
PM10
36
O3
0.7
CO
7
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Nov
41
Excellent
Wed
11 Nov
42
Excellent
Thu
12 Nov
38
Excellent
Fri
13 Nov
37
Excellent
Sat
14 Nov
39
Excellent
Sun
15 Nov
39
Excellent
Mon
16 Nov
26
Excellent
Air quality in the last 12 months (Huidong)
|
2026/08
|
24
|
27
|
23
|
32
|
33
|
33
|
28
|
30
|
32
|
34
|
41
|
34
|
29
|
35
|
41
|
40
|
34
|
29
|
24
|
31
|
30
|
36
|
37
|
38
|
42
|
32
|
34
|
30
|
23
|
25
|
31
|
|
2026/07
|
34
|
24
|
23
|
18
|
27
|
29
|
30
|
33
|
35
|
30
|
26
|
29
|
26
|
32
|
35
|
31
|
27
|
26
|
39
|
41
|
45
|
40
|
41
|
32
|
38
|
29
|
29
|
22
|
22
|
22
|
23
|
|
2026/06
|
26
|
28
|
24
|
29
|
35
|
38
|
34
|
25
|
27
|
29
|
36
|
44
|
25
|
27
|
33
|
20
|
22
|
22
|
25
|
24
|
19
|
19
|
19
|
20
|
18
|
19
|
24
|
20
|
21
|
24
|
|
|
2026/05
|
32
|
25
|
24
|
23
|
36
|
34
|
36
|
39
|
32
|
28
|
31
|
26
|
30
|
34
|
31
|
34
|
34
|
33
|
36
|
39
|
40
|
36
|
32
|
28
|
32
|
36
|
36
|
41
|
37
|
29
|
29
|
|
2026/04
|
33
|
34
|
29
|
33
|
41
|
37
|
33
|
37
|
32
|
35
|
35
|
35
|
41
|
47
|
54
|
49
|
37
|
39
|
51
|
40
|
43
|
44
|
35
|
40
|
39
|
46
|
34
|
27
|
27
|
34
|
|
|
2026/03
|
50
|
44
|
44
|
33
|
52
|
62
|
67
|
54
|
25
|
29
|
51
|
54
|
35
|
30
|
23
|
33
|
35
|
28
|
37
|
35
|
39
|
40
|
30
|
32
|
37
|
33
|
36
|
41
|
33
|
28
|
28
|
|
2026/02
|
48
|
41
|
41
|
37
|
34
|
36
|
50
|
39
|
36
|
35
|
32
|
38
|
37
|
36
|
36
|
56
|
104
|
59
|
42
|
41
|
39
|
45
|
44
|
46
|
49
|
55
|
47
|
45
|
|||
|
2026/01
|
50
|
38
|
33
|
30
|
35
|
37
|
39
|
42
|
72
|
63
|
55
|
45
|
52
|
53
|
54
|
48
|
66
|
60
|
65
|
55
|
47
|
52
|
72
|
59
|
55
|
52
|
67
|
76
|
54
|
37
|
42
|
|
2025/12
|
61
|
57
|
44
|
42
|
39
|
48
|
43
|
51
|
47
|
48
|
59
|
48
|
52
|
56
|
51
|
56
|
51
|
61
|
55
|
55
|
48
|
45
|
54
|
50
|
39
|
61
|
63
|
61
|
61
|
50
|
52
|
|
2025/11
|
21
|
16
|
14
|
32
|
34
|
31
|
30
|
32
|
25
|
25
|
28
|
30
|
30
|
33
|
34
|
37
|
38
|
32
|
19
|
37
|
41
|
40
|
42
|
41
|
44
|
52
|
44
|
51
|
56
|
62
|
|
|
2025/10
|
17
|
19
|
23
|
22
|
23
|
23
|
19
|
17
|
20
|
24
|
24
|
24
|
27
|
28
|
26
|
24
|
19
|
20
|
22
|
23
|
19
|
19
|
27
|
34
|
38
|
25
|
26
|
33
|
32
|
34
|
33
|
|
2025/09
|
28
|
27
|
27
|
28
|
24
|
24
|
28
|
31
|
24
|
31
|
23
|
23
|
25
|
29
|
27
|
24
|
21
|
20
|
20
|
29
|
26
|
25
|
19
|
21
|
36
|
24
|
24
|
23
|
21
|
18
|
|
|
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