Air Quality
Excellent
No health implications.
19
PM2.5
35
PM10
57
O3
0.6
CO
7
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Aug
85
Good
Tue
11 Aug
86
Good
Wed
12 Aug
88
Good
Thu
13 Aug
59
Good
Fri
14 Aug
58
Good
Sat
15 Aug
20
Excellent
Sun
16 Aug
38
Excellent
Air quality in the last 12 months (Huidong)
|
2026/06
|
41
|
36
|
28
|
28
|
30
|
25
|
22
|
22
|
18
|
18
|
21
|
35
|
26
|
18
|
18
|
13
|
16
|
15
|
17
|
19
|
20
|
22
|
23
|
29
|
29
|
21
|
23
|
17
|
20
|
17
|
|
|
2026/05
|
26
|
34
|
25
|
26
|
26
|
23
|
31
|
28
|
23
|
36
|
49
|
51
|
28
|
16
|
17
|
23
|
24
|
30
|
25
|
18
|
27
|
25
|
26
|
26
|
23
|
22
|
25
|
29
|
34
|
32
|
44
|
|
2026/04
|
26
|
30
|
35
|
25
|
26
|
28
|
31
|
28
|
34
|
26
|
28
|
25
|
20
|
22
|
24
|
24
|
28
|
57
|
48
|
45
|
27
|
26
|
22
|
16
|
22
|
37
|
39
|
31
|
22
|
24
|
|
|
2026/03
|
22
|
25
|
11
|
10
|
15
|
23
|
35
|
48
|
38
|
20
|
32
|
39
|
47
|
46
|
46
|
43
|
36
|
33
|
31
|
33
|
34
|
35
|
41
|
31
|
38
|
33
|
37
|
31
|
32
|
32
|
27
|
|
2026/02
|
19
|
28
|
40
|
52
|
41
|
33
|
31
|
30
|
40
|
37
|
32
|
38
|
42
|
30
|
22
|
29
|
42
|
37
|
44
|
48
|
47
|
39
|
44
|
53
|
39
|
23
|
28
|
12
|
|||
|
2026/01
|
54
|
22
|
31
|
49
|
44
|
35
|
41
|
32
|
37
|
44
|
40
|
60
|
58
|
52
|
51
|
50
|
50
|
55
|
54
|
51
|
33
|
32
|
36
|
42
|
39
|
36
|
45
|
41
|
41
|
37
|
28
|
|
2025/12
|
33
|
35
|
50
|
63
|
56
|
52
|
52
|
49
|
52
|
52
|
50
|
46
|
40
|
36
|
40
|
51
|
45
|
46
|
39
|
28
|
44
|
65
|
42
|
42
|
26
|
35
|
42
|
44
|
42
|
42
|
46
|
|
2025/11
|
31
|
36
|
35
|
20
|
13
|
24
|
33
|
34
|
30
|
18
|
25
|
23
|
15
|
23
|
39
|
45
|
41
|
41
|
25
|
30
|
32
|
39
|
48
|
47
|
49
|
61
|
54
|
61
|
59
|
57
|
|
|
2025/10
|
21
|
17
|
19
|
22
|
16
|
15
|
25
|
27
|
29
|
29
|
23
|
18
|
15
|
17
|
21
|
30
|
31
|
33
|
33
|
19
|
11
|
10
|
24
|
35
|
33
|
40
|
56
|
47
|
40
|
31
|
28
|
|
2025/09
|
15
|
14
|
16
|
17
|
14
|
21
|
14
|
14
|
18
|
16
|
15
|
15
|
14
|
13
|
15
|
20
|
26
|
17
|
10
|
11
|
12
|
22
|
18
|
12
|
14
|
20
|
22
|
24
|
19
|
25
|
|
|
2025/08
|
24
|
19
|
19
|
11
|
10
|
18
|
20
|
25
|
25
|
13
|
14
|
22
|
27
|
18
|
13
|
22
|
15
|
10
|
11
|
16
|
18
|
23
|
19
|
16
|
15
|
18
|
23
|
21
|
19
|
18
|
15
|
|
2025/07
|
11
|
17
|
23
|
28
|
26
|
24
|
36
|
25
|
25
|
17
|
12
|
21
|
27
|
26
|
27
|
27
|
32
|
31
|
20
|
10
|
11
|
13
|
14
|
23
|
27
|
34
|
37
|
24
|
33
|
33
|
20
|
|
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