Air Quality
Excellent
No health implications.
13
PM2.5
25
PM10
75
O3
0.3
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
49
Excellent
Sat
20 Apr
50
Excellent
Sun
21 Apr
55
Good
Mon
22 Apr
33
Excellent
Tue
23 Apr
49
Excellent
Wed
24 Apr
54
Good
Thu
25 Apr
54
Good
Air quality in the last 12 months (Changjiang)
|
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
|
|
2023/12
|
38
|
44
|
45
|
52
|
67
|
67
|
61
|
55
|
46
|
39
|
28
|
18
|
28
|
32
|
32
|
43
|
42
|
34
|
43
|
38
|
58
|
46
|
38
|
47
|
58
|
51
|
61
|
61
|
69
|
111
|
84
|
|
2023/11
|
49
|
47
|
50
|
53
|
49
|
30
|
32
|
33
|
26
|
22
|
24
|
21
|
56
|
58
|
52
|
53
|
85
|
62
|
52
|
48
|
44
|
45
|
56
|
65
|
54
|
62
|
72
|
60
|
50
|
58
|
|
|
2023/10
|
31
|
41
|
36
|
22
|
38
|
34
|
22
|
22
|
27
|
44
|
42
|
57
|
57
|
64
|
66
|
61
|
66
|
57
|
67
|
34
|
39
|
39
|
48
|
55
|
60
|
57
|
62
|
67
|
63
|
56
|
59
|
|
2023/09
|
31
|
35
|
33
|
31
|
30
|
28
|
31
|
35
|
40
|
47
|
45
|
47
|
22
|
16
|
20
|
21
|
36
|
30
|
36
|
37
|
18
|
19
|
18
|
24
|
30
|
39
|
43
|
43
|
48
|
46
|
|
|
2023/08
|
25
|
28
|
26
|
31
|
44
|
49
|
29
|
38
|
45
|
50
|
42
|
39
|
35
|
34
|
36
|
44
|
38
|
33
|
34
|
29
|
32
|
27
|
29
|
45
|
47
|
35
|
29
|
30
|
34
|
31
|
32
|
|
2023/07
|
31
|
32
|
25
|
25
|
35
|
31
|
30
|
34
|
25
|
28
|
37
|
35
|
36
|
41
|
32
|
31
|
29
|
25
|
24
|
24
|
23
|
26
|
25
|
32
|
32
|
29
|
27
|
25
|
37
|
38
|
34
|
|
2023/06
|
31
|
52
|
59
|
63
|
60
|
41
|
48
|
46
|
45
|
41
|
47
|
48
|
47
|
49
|
51
|
42
|
30
|
30
|
26
|
28
|
31
|
39
|
27
|
23
|
21
|
24
|
22
|
23
|
25
|
29
|
|
|
2023/05
|
65
|
51
|
38
|
39
|
31
|
28
|
35
|
41
|
49
|
51
|
48
|
53
|
58
|
64
|
58
|
54
|
36
|
45
|
54
|
58
|
44
|
52
|
71
|
52
|
42
|
40
|
38
|
37
|
44
|
39
|
30
|
|
2023/04
|
38
|
49
|
47
|
30
|
27
|
30
|
48
|
53
|
56
|
56
|
63
|
63
|
71
|
35
|
83
|
80
|
64
|
61
|
39
|
33
|
43
|
48
|
28
|
24
|
31
|
42
|
41
|
43
|
105
|
104
|
|
|
2023/03
|
47
|
70
|
61
|
79
|
74
|
62
|
61
|
64
|
51
|
54
|
55
|
89
|
74
|
63
|
63
|
65
|
39
|
24
|
27
|
25
|
21
|
23
|
29
|
23
|
35
|
36
|
67
|
70
|
59
|
40
|
29
|
|
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