Air Quality
Excellent
No health implications.
12
PM2.5
22
PM10
63
O3
0.5
CO
7
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Mar
61
Good
Thu
13 Mar
73
Good
Fri
14 Mar
60
Good
Sat
15 Mar
56
Good
Sun
16 Mar
50
Excellent
Mon
17 Mar
56
Good
Tue
18 Mar
49
Excellent
Air quality in the last 12 months (Huiyang)
|
2025/01
|
62
|
58
|
55
|
57
|
59
|
66
|
63
|
66
|
61
|
44
|
45
|
39
|
50
|
57
|
56
|
64
|
51
|
56
|
53
|
56
|
49
|
52
|
38
|
29
|
25
|
21
|
21
|
42
|
103
|
43
|
27
|
|
2024/12
|
52
|
53
|
46
|
46
|
50
|
60
|
49
|
30
|
35
|
43
|
46
|
23
|
29
|
55
|
39
|
37
|
48
|
40
|
48
|
60
|
45
|
50
|
58
|
60
|
51
|
48
|
58
|
67
|
71
|
70
|
62
|
|
2024/11
|
23
|
22
|
41
|
41
|
41
|
49
|
37
|
31
|
36
|
44
|
45
|
40
|
40
|
12
|
25
|
18
|
19
|
23
|
12
|
8
|
15
|
22
|
33
|
38
|
26
|
14
|
29
|
28
|
31
|
45
|
|
|
2024/10
|
25
|
26
|
34
|
29
|
30
|
32
|
32
|
41
|
38
|
28
|
35
|
42
|
32
|
28
|
28
|
24
|
23
|
25
|
37
|
28
|
28
|
27
|
23
|
33
|
35
|
38
|
41
|
15
|
19
|
33
|
32
|
|
2024/09
|
19
|
33
|
24
|
26
|
21
|
9
|
13
|
10
|
11
|
20
|
33
|
35
|
27
|
27
|
17
|
15
|
20
|
16
|
27
|
22
|
14
|
13
|
10
|
13
|
18
|
40
|
55
|
29
|
24
|
36
|
|
|
2024/08
|
23
|
22
|
27
|
34
|
50
|
36
|
33
|
39
|
23
|
23
|
26
|
24
|
19
|
27
|
26
|
19
|
11
|
16
|
18
|
17
|
13
|
20
|
29
|
34
|
32
|
33
|
39
|
44
|
30
|
25
|
13
|
|
2024/07
|
18
|
17
|
12
|
13
|
12
|
10
|
12
|
18
|
12
|
12
|
9
|
9
|
10
|
15
|
12
|
12
|
12
|
13
|
14
|
16
|
14
|
11
|
19
|
37
|
41
|
20
|
15
|
9
|
9
|
8
|
11
|
|
2024/06
|
12
|
26
|
19
|
26
|
25
|
20
|
17
|
15
|
11
|
16
|
23
|
29
|
28
|
26
|
19
|
22
|
22
|
21
|
23
|
17
|
21
|
26
|
16
|
26
|
12
|
16
|
13
|
12
|
12
|
14
|
|
|
2024/05
|
17
|
26
|
26
|
23
|
17
|
39
|
29
|
39
|
40
|
41
|
34
|
41
|
32
|
30
|
38
|
48
|
48
|
43
|
36
|
21
|
17
|
18
|
18
|
16
|
16
|
21
|
25
|
20
|
28
|
27
|
17
|
|
2024/04
|
43
|
45
|
23
|
26
|
41
|
25
|
29
|
28
|
20
|
35
|
44
|
50
|
52
|
28
|
33
|
37
|
25
|
34
|
29
|
22
|
16
|
29
|
26
|
27
|
16
|
20
|
29
|
11
|
23
|
22
|
|
|
2024/03
|
19
|
21
|
36
|
41
|
40
|
39
|
30
|
36
|
59
|
16
|
20
|
21
|
64
|
52
|
70
|
63
|
49
|
43
|
30
|
57
|
55
|
56
|
47
|
30
|
38
|
46
|
34
|
48
|
60
|
39
|
28
|
|
2024/02
|
29
|
26
|
26
|
30
|
23
|
28
|
16
|
14
|
26
|
72
|
76
|
47
|
42
|
41
|
40
|
34
|
28
|
33
|
28
|
22
|
22
|
25
|
27
|
22
|
16
|
25
|
24
|
34
|
44
|
||
|
1
|
2
|
3
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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