Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
41
PM2.5
70
*
PM10
34
O3
0.6
CO
6
SO2
38
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 Jan
70
Good
Thu
9 Jan
66
Good
Fri
10 Jan
66
Good
Sat
11 Jan
67
Good
Sun
12 Jan
62
Good
Mon
13 Jan
33
Excellent
Tue
14 Jan
27
Excellent
Air quality in the last 12 months (Huichang)
|
2024/12
|
50
|
48
|
49
|
54
|
62
|
52
|
43
|
48
|
60
|
55
|
39
|
32
|
47
|
59
|
49
|
48
|
49
|
54
|
59
|
60
|
58
|
70
|
72
|
63
|
76
|
66
|
86
|
85
|
72
|
62
|
70
|
|
2024/11
|
20
|
27
|
37
|
43
|
49
|
46
|
37
|
38
|
45
|
44
|
38
|
35
|
34
|
35
|
29
|
18
|
27
|
18
|
22
|
28
|
28
|
29
|
34
|
46
|
37
|
19
|
30
|
30
|
35
|
45
|
|
|
2024/10
|
26
|
23
|
33
|
31
|
31
|
34
|
34
|
27
|
23
|
29
|
42
|
47
|
41
|
46
|
61
|
34
|
35
|
38
|
30
|
23
|
26
|
34
|
25
|
36
|
43
|
38
|
28
|
12
|
28
|
40
|
34
|
|
2024/09
|
31
|
33
|
36
|
28
|
24
|
19
|
17
|
18
|
17
|
24
|
31
|
38
|
36
|
30
|
22
|
23
|
27
|
23
|
28
|
20
|
22
|
21
|
20
|
22
|
22
|
24
|
29
|
27
|
23
|
23
|
|
|
2024/08
|
19
|
24
|
31
|
37
|
21
|
31
|
27
|
29
|
31
|
40
|
30
|
26
|
24
|
17
|
20
|
21
|
17
|
15
|
17
|
15
|
14
|
16
|
27
|
26
|
24
|
28
|
33
|
27
|
28
|
32
|
32
|
|
2024/07
|
22
|
18
|
21
|
19
|
21
|
21
|
15
|
16
|
19
|
21
|
21
|
18
|
18
|
21
|
19
|
18
|
16
|
16
|
18
|
19
|
19
|
22
|
28
|
29
|
28
|
15
|
11
|
13
|
18
|
21
|
13
|
|
2024/06
|
15
|
12
|
22
|
15
|
18
|
20
|
27
|
31
|
18
|
23
|
19
|
23
|
26
|
19
|
17
|
14
|
17
|
22
|
21
|
22
|
21
|
32
|
28
|
18
|
19
|
23
|
21
|
20
|
18
|
19
|
|
|
2024/05
|
18
|
23
|
32
|
29
|
17
|
27
|
41
|
43
|
46
|
53
|
39
|
28
|
49
|
39
|
41
|
48
|
51
|
50
|
41
|
23
|
14
|
12
|
21
|
20
|
16
|
17
|
17
|
20
|
28
|
33
|
22
|
|
2024/04
|
28
|
44
|
36
|
22
|
17
|
19
|
17
|
18
|
24
|
31
|
49
|
52
|
56
|
49
|
52
|
51
|
35
|
28
|
19
|
20
|
18
|
24
|
25
|
31
|
22
|
22
|
29
|
20
|
25
|
20
|
|
|
2024/03
|
25
|
30
|
37
|
49
|
42
|
18
|
34
|
42
|
49
|
49
|
31
|
36
|
57
|
54
|
29
|
41
|
47
|
23
|
27
|
56
|
59
|
52
|
44
|
44
|
32
|
22
|
38
|
31
|
36
|
47
|
28
|
|
2024/02
|
43
|
23
|
16
|
15
|
17
|
19
|
14
|
28
|
60
|
92
|
60
|
47
|
43
|
46
|
44
|
24
|
36
|
34
|
30
|
26
|
23
|
18
|
15
|
21
|
23
|
26
|
26
|
34
|
17
|
||
|
2024/01
|
82
|
80
|
37
|
46
|
51
|
54
|
54
|
68
|
51
|
38
|
44
|
49
|
50
|
52
|
60
|
88
|
66
|
54
|
50
|
21
|
22
|
19
|
30
|
38
|
48
|
51
|
55
|
52
|
59
|
40
|
51
|
|
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