Air Quality
Excellent
No health implications.
18
PM2.5
29
PM10
74
O3
0.3
CO
4
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Apr
44
Excellent
Sun
13 Apr
58
Good
Mon
14 Apr
61
Good
Tue
15 Apr
58
Good
Wed
16 Apr
50
Excellent
Thu
17 Apr
44
Excellent
Fri
18 Apr
15
Excellent
Air quality in the last 12 months (Changjiang)
|
2025/02
|
27
|
25
|
28
|
24
|
26
|
29
|
34
|
28
|
48
|
41
|
30
|
20
|
25
|
13
|
16
|
23
|
33
|
33
|
44
|
34
|
36
|
24
|
15
|
22
|
17
|
22
|
26
|
32
|
|||
|
2025/01
|
65
|
48
|
56
|
49
|
57
|
66
|
47
|
49
|
56
|
64
|
49
|
49
|
38
|
24
|
34
|
55
|
59
|
48
|
51
|
53
|
45
|
42
|
34
|
33
|
26
|
25
|
25
|
36
|
48
|
36
|
26
|
|
2024/12
|
35
|
31
|
26
|
26
|
29
|
36
|
43
|
40
|
33
|
29
|
26
|
39
|
36
|
41
|
54
|
46
|
37
|
47
|
46
|
47
|
49
|
50
|
50
|
54
|
53
|
41
|
54
|
54
|
59
|
43
|
55
|
|
2024/11
|
40
|
41
|
33
|
19
|
38
|
42
|
44
|
45
|
42
|
41
|
34
|
30
|
35
|
33
|
32
|
25
|
31
|
24
|
27
|
11
|
16
|
22
|
24
|
23
|
17
|
24
|
27
|
36
|
36
|
34
|
|
|
2024/10
|
25
|
29
|
36
|
41
|
38
|
38
|
22
|
48
|
54
|
50
|
36
|
29
|
29
|
16
|
14
|
12
|
10
|
12
|
16
|
20
|
23
|
28
|
32
|
29
|
33
|
35
|
17
|
17
|
10
|
20
|
34
|
|
2024/09
|
16
|
12
|
13
|
18
|
26
|
16
|
15
|
19
|
19
|
12
|
13
|
17
|
17
|
18
|
21
|
25
|
19
|
18
|
9
|
11
|
15
|
13
|
10
|
11
|
20
|
24
|
22
|
17
|
18
|
19
|
|
|
2024/08
|
18
|
17
|
17
|
17
|
18
|
16
|
18
|
18
|
18
|
19
|
20
|
18
|
15
|
15
|
15
|
18
|
16
|
17
|
19
|
16
|
17
|
17
|
16
|
16
|
15
|
13
|
14
|
17
|
18
|
20
|
14
|
|
2024/07
|
15
|
17
|
17
|
13
|
12
|
13
|
13
|
14
|
15
|
19
|
16
|
14
|
15
|
13
|
13
|
12
|
10
|
11
|
15
|
11
|
8
|
7
|
16
|
16
|
15
|
17
|
18
|
17
|
15
|
16
|
16
|
|
2024/06
|
15
|
20
|
18
|
21
|
22
|
20
|
21
|
15
|
16
|
16
|
18
|
18
|
18
|
20
|
23
|
23
|
22
|
21
|
22
|
19
|
17
|
11
|
10
|
13
|
14
|
11
|
11
|
13
|
17
|
17
|
|
|
2024/05
|
39
|
26
|
25
|
24
|
29
|
28
|
26
|
22
|
22
|
22
|
26
|
21
|
23
|
18
|
19
|
28
|
28
|
15
|
19
|
17
|
15
|
16
|
15
|
16
|
15
|
19
|
22
|
19
|
25
|
18
|
16
|
|
2024/04
|
40
|
39
|
41
|
41
|
43
|
35
|
40
|
43
|
37
|
28
|
29
|
37
|
36
|
41
|
42
|
37
|
31
|
31
|
34
|
31
|
30
|
31
|
32
|
36
|
31
|
43
|
48
|
43
|
42
|
41
|
|
|
2024/03
|
15
|
16
|
20
|
32
|
45
|
57
|
31
|
20
|
20
|
26
|
24
|
23
|
24
|
26
|
35
|
39
|
33
|
29
|
25
|
34
|
35
|
37
|
38
|
30
|
33
|
39
|
39
|
34
|
36
|
30
|
37
|
|
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