Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
34
O3
0.3
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
43
Excellent
Sun
28 Jul
60
Good
Mon
29 Jul
53
Good
Tue
30 Jul
55
Good
Wed
31 Jul
47
Excellent
Thu
1 Aug
48
Excellent
Fri
2 Aug
51
Good
Air quality in the last 12 months (Changjiang)
|
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
|
|
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
|
|
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