Air Quality
Excellent
No health implications.
8
PM2.5
18
PM10
39
O3
0.4
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Jan
61
Good
Sat
1 Feb
44
Excellent
Sun
2 Feb
42
Excellent
Mon
3 Feb
75
Good
Tue
4 Feb
43
Excellent
Wed
5 Feb
44
Excellent
Thu
6 Feb
24
Excellent
Air quality in the last 12 months (Changjiang)
|
2024/12
|
57
|
67
|
58
|
68
|
41
|
34
|
44
|
65
|
41
|
36
|
18
|
43
|
65
|
60
|
55
|
62
|
60
|
60
|
50
|
51
|
53
|
67
|
52
|
61
|
72
|
64
|
77
|
68
|
63
|
69
|
80
|
|
2024/11
|
16
|
34
|
37
|
38
|
54
|
41
|
32
|
37
|
35
|
40
|
35
|
33
|
31
|
28
|
18
|
16
|
15
|
19
|
26
|
28
|
24
|
25
|
44
|
43
|
29
|
37
|
47
|
57
|
55
|
49
|
|
|
2024/10
|
26
|
32
|
26
|
26
|
22
|
22
|
10
|
16
|
37
|
48
|
49
|
51
|
49
|
54
|
36
|
11
|
22
|
37
|
20
|
16
|
21
|
26
|
37
|
32
|
31
|
28
|
11
|
24
|
45
|
39
|
24
|
|
2024/09
|
46
|
45
|
41
|
35
|
33
|
28
|
29
|
36
|
35
|
28
|
23
|
19
|
30
|
29
|
30
|
19
|
22
|
15
|
24
|
24
|
15
|
24
|
25
|
24
|
35
|
42
|
30
|
18
|
28
|
22
|
|
|
2024/08
|
17
|
23
|
31
|
35
|
36
|
31
|
48
|
36
|
41
|
41
|
43
|
39
|
28
|
14
|
20
|
29
|
38
|
40
|
19
|
25
|
20
|
31
|
39
|
39
|
36
|
49
|
42
|
27
|
22
|
38
|
43
|
|
2024/07
|
16
|
17
|
20
|
22
|
24
|
20
|
21
|
21
|
24
|
27
|
31
|
25
|
27
|
25
|
33
|
32
|
23
|
20
|
22
|
24
|
29
|
34
|
39
|
30
|
17
|
12
|
13
|
14
|
19
|
29
|
29
|
|
2024/06
|
12
|
16
|
24
|
28
|
26
|
20
|
20
|
30
|
29
|
24
|
25
|
27
|
26
|
25
|
18
|
22
|
18
|
14
|
18
|
30
|
28
|
29
|
29
|
14
|
11
|
14
|
16
|
15
|
19
|
23
|
|
|
2024/05
|
12
|
22
|
32
|
17
|
21
|
40
|
32
|
37
|
46
|
51
|
42
|
47
|
61
|
45
|
49
|
52
|
49
|
50
|
51
|
34
|
20
|
18
|
28
|
29
|
23
|
20
|
18
|
15
|
24
|
30
|
14
|
|
2024/04
|
27
|
16
|
18
|
17
|
28
|
27
|
28
|
20
|
29
|
45
|
50
|
25
|
22
|
22
|
41
|
42
|
23
|
20
|
23
|
25
|
23
|
29
|
40
|
59
|
42
|
33
|
33
|
24
|
31
|
15
|
|
|
2024/03
|
23
|
41
|
36
|
30
|
17
|
21
|
49
|
57
|
56
|
57
|
63
|
58
|
76
|
57
|
52
|
72
|
46
|
30
|
53
|
57
|
48
|
54
|
41
|
40
|
27
|
19
|
31
|
34
|
43
|
41
|
29
|
|
2024/02
|
16
|
18
|
16
|
16
|
45
|
23
|
29
|
49
|
103
|
182
|
89
|
59
|
34
|
35
|
34
|
17
|
19
|
26
|
35
|
30
|
16
|
16
|
18
|
23
|
38
|
44
|
53
|
42
|
31
|
||
|
2024/01
|
76
|
80
|
70
|
55
|
43
|
49
|
71
|
88
|
89
|
56
|
68
|
70
|
58
|
47
|
128
|
64
|
58
|
66
|
16
|
13
|
41
|
45
|
31
|
34
|
49
|
47
|
58
|
51
|
50
|
36
|
22
|
|
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