Air Quality
Excellent
No health implications.
19
PM2.5
33
PM10
79
O3
0.6
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 May
52
Good
Sun
10 May
74
Good
Mon
11 May
84
Good
Tue
12 May
80
Good
Wed
13 May
56
Good
Thu
14 May
52
Good
Fri
15 May
45
Excellent
Air quality in the last 12 months (Huiyang)
|
2026/04
|
29
|
31
|
41
|
29
|
31
|
29
|
34
|
33
|
37
|
30
|
32
|
28
|
23
|
23
|
28
|
28
|
41
|
74
|
65
|
53
|
29
|
27
|
22
|
17
|
27
|
41
|
39
|
32
|
24
|
25
|
|
|
2026/03
|
21
|
25
|
10
|
9
|
16
|
25
|
37
|
50
|
43
|
18
|
31
|
46
|
52
|
47
|
48
|
46
|
36
|
36
|
40
|
33
|
36
|
35
|
38
|
30
|
47
|
35
|
40
|
33
|
32
|
33
|
32
|
|
2026/02
|
20
|
29
|
47
|
54
|
45
|
44
|
39
|
30
|
44
|
35
|
35
|
44
|
40
|
29
|
22
|
24
|
38
|
36
|
44
|
49
|
45
|
38
|
48
|
59
|
40
|
22
|
27
|
14
|
|||
|
2026/01
|
53
|
23
|
33
|
56
|
50
|
37
|
43
|
35
|
42
|
51
|
42
|
69
|
65
|
55
|
59
|
55
|
51
|
55
|
59
|
55
|
36
|
34
|
39
|
49
|
40
|
41
|
50
|
45
|
42
|
45
|
32
|
|
2025/12
|
33
|
39
|
52
|
64
|
58
|
58
|
59
|
51
|
54
|
55
|
54
|
45
|
42
|
38
|
43
|
62
|
49
|
47
|
47
|
39
|
46
|
64
|
46
|
46
|
28
|
39
|
45
|
56
|
57
|
55
|
49
|
|
2025/11
|
34
|
40
|
36
|
21
|
14
|
27
|
37
|
32
|
33
|
20
|
26
|
24
|
16
|
27
|
42
|
50
|
47
|
46
|
26
|
32
|
33
|
44
|
55
|
52
|
50
|
63
|
53
|
63
|
62
|
66
|
|
|
2025/10
|
23
|
16
|
19
|
25
|
20
|
15
|
24
|
28
|
30
|
32
|
25
|
17
|
15
|
13
|
24
|
31
|
34
|
34
|
38
|
21
|
10
|
10
|
23
|
37
|
34
|
39
|
58
|
52
|
49
|
38
|
29
|
|
2025/09
|
16
|
14
|
17
|
17
|
16
|
23
|
15
|
13
|
16
|
18
|
19
|
17
|
19
|
16
|
18
|
19
|
31
|
22
|
12
|
12
|
11
|
21
|
22
|
10
|
16
|
23
|
28
|
26
|
20
|
32
|
|
|
2025/08
|
28
|
23
|
20
|
16
|
10
|
17
|
22
|
36
|
26
|
12
|
17
|
25
|
37
|
18
|
12
|
24
|
15
|
9
|
12
|
19
|
27
|
31
|
24
|
15
|
12
|
20
|
22
|
24
|
18
|
18
|
14
|
|
2025/07
|
11
|
17
|
24
|
27
|
27
|
24
|
40
|
22
|
29
|
20
|
19
|
22
|
26
|
27
|
30
|
27
|
36
|
35
|
20
|
9
|
10
|
14
|
15
|
25
|
31
|
43
|
40
|
33
|
35
|
39
|
23
|
|
2025/06
|
28
|
27
|
17
|
18
|
24
|
28
|
25
|
20
|
22
|
20
|
16
|
11
|
11
|
20
|
21
|
22
|
16
|
14
|
12
|
10
|
15
|
20
|
15
|
18
|
17
|
10
|
10
|
11
|
12
|
10
|
|
|
2025/05
|
41
|
44
|
47
|
30
|
37
|
26
|
21
|
38
|
27
|
25
|
30
|
37
|
38
|
28
|
19
|
19
|
21
|
19
|
23
|
19
|
18
|
17
|
21
|
21
|
45
|
32
|
43
|
35
|
28
|
16
|
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