Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
36
PM2.5
62
*
PM10
61
O3
0.9
CO
10
SO2
33
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
9 Dec
62
Good
Wed
10 Dec
60
Good
Thu
11 Dec
48
Excellent
Fri
12 Dec
49
Excellent
Sat
13 Dec
49
Excellent
Sun
14 Dec
29
Excellent
Mon
15 Dec
26
Excellent
Air quality in the last 12 months (Huichang)
|
2025/11
|
34
|
42
|
36
|
17
|
17
|
26
|
41
|
42
|
22
|
12
|
37
|
21
|
23
|
33
|
38
|
46
|
48
|
29
|
24
|
32
|
36
|
43
|
52
|
49
|
54
|
59
|
56
|
56
|
52
|
52
|
|
|
2025/10
|
39
|
29
|
28
|
34
|
22
|
20
|
27
|
30
|
34
|
32
|
32
|
29
|
25
|
26
|
30
|
34
|
33
|
43
|
26
|
14
|
15
|
18
|
31
|
35
|
46
|
59
|
60
|
57
|
45
|
56
|
38
|
|
2025/09
|
22
|
20
|
23
|
27
|
27
|
32
|
26
|
11
|
13
|
16
|
14
|
27
|
23
|
27
|
27
|
24
|
26
|
21
|
19
|
14
|
19
|
25
|
28
|
18
|
19
|
21
|
28
|
32
|
33
|
40
|
|
|
2025/08
|
25
|
25
|
15
|
15
|
13
|
15
|
21
|
20
|
26
|
27
|
23
|
27
|
25
|
11
|
16
|
16
|
20
|
18
|
17
|
18
|
19
|
20
|
29
|
21
|
20
|
19
|
20
|
21
|
21
|
22
|
27
|
|
2025/07
|
22
|
24
|
28
|
34
|
29
|
26
|
32
|
36
|
29
|
15
|
18
|
16
|
20
|
22
|
25
|
31
|
35
|
30
|
17
|
12
|
13
|
13
|
19
|
18
|
22
|
27
|
20
|
19
|
23
|
20
|
23
|
|
2025/06
|
19
|
21
|
14
|
24
|
32
|
35
|
32
|
32
|
23
|
26
|
23
|
19
|
23
|
15
|
14
|
16
|
15
|
18
|
18
|
15
|
14
|
15
|
17
|
22
|
26
|
19
|
16
|
18
|
19
|
19
|
|
|
2025/05
|
47
|
49
|
50
|
43
|
21
|
24
|
35
|
27
|
18
|
35
|
26
|
34
|
37
|
34
|
31
|
25
|
22
|
18
|
16
|
19
|
22
|
27
|
24
|
30
|
45
|
40
|
42
|
31
|
12
|
18
|
27
|
|
2025/04
|
33
|
38
|
46
|
53
|
48
|
52
|
56
|
58
|
59
|
44
|
45
|
83
|
145
|
99
|
75
|
65
|
65
|
55
|
27
|
22
|
36
|
32
|
21
|
23
|
17
|
15
|
21
|
27
|
45
|
49
|
|
|
2025/03
|
31
|
26
|
30
|
14
|
15
|
16
|
31
|
29
|
41
|
51
|
48
|
35
|
31
|
21
|
12
|
21
|
47
|
35
|
40
|
38
|
42
|
48
|
52
|
62
|
72
|
68
|
47
|
54
|
15
|
9
|
19
|
|
2025/02
|
35
|
23
|
18
|
36
|
38
|
44
|
32
|
54
|
33
|
41
|
46
|
82
|
56
|
55
|
58
|
38
|
38
|
44
|
42
|
27
|
19
|
21
|
16
|
25
|
42
|
58
|
46
|
36
|
|||
|
2025/01
|
88
|
68
|
69
|
67
|
76
|
81
|
71
|
65
|
61
|
39
|
43
|
48
|
54
|
51
|
58
|
53
|
45
|
51
|
53
|
52
|
54
|
59
|
46
|
57
|
52
|
14
|
33
|
61
|
95
|
58
|
44
|
|
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
|
|
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