Air Quality
Excellent
No health implications.
32
PM2.5
46
PM10
82
O3
0.6
CO
7
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jan
57
Good
Mon
26 Jan
60
Good
Tue
27 Jan
60
Good
Wed
28 Jan
61
Good
Thu
29 Jan
57
Good
Fri
30 Jan
55
Good
Sat
31 Jan
19
Excellent
Air quality in the last 12 months (Huiyang)
|
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
|
|
2025/04
|
18
|
26
|
40
|
53
|
27
|
45
|
55
|
58
|
47
|
39
|
30
|
41
|
189
|
151
|
121
|
86
|
59
|
49
|
24
|
28
|
25
|
26
|
29
|
20
|
21
|
17
|
27
|
31
|
35
|
50
|
|
|
2025/03
|
35
|
29
|
20
|
20
|
13
|
11
|
17
|
25
|
42
|
44
|
39
|
23
|
29
|
21
|
16
|
13
|
49
|
41
|
45
|
50
|
51
|
49
|
53
|
60
|
57
|
39
|
33
|
31
|
10
|
7
|
8
|
|
2025/02
|
25
|
22
|
11
|
18
|
36
|
38
|
19
|
47
|
39
|
38
|
31
|
23
|
42
|
43
|
36
|
45
|
43
|
64
|
43
|
40
|
38
|
45
|
14
|
23
|
48
|
41
|
42
|
30
|
|||
|
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
|
|
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