Air Quality
Excellent
No health implications.
14
PM2.5
33
PM10
54
O3
0.7
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Dec
49
Excellent
Mon
15 Dec
51
Good
Tue
16 Dec
49
Excellent
Wed
17 Dec
50
Excellent
Thu
18 Dec
52
Good
Fri
19 Dec
55
Good
Sat
20 Dec
37
Excellent
Changjiang Air quality rank
Air quality in the last 12 months (Changjiang)
|
2025/11
|
31
|
30
|
21
|
15
|
13
|
20
|
15
|
17
|
19
|
39
|
30
|
26
|
35
|
38
|
35
|
32
|
37
|
44
|
27
|
30
|
36
|
39
|
41
|
45
|
47
|
47
|
50
|
51
|
55
|
34
|
|
|
2025/10
|
15
|
15
|
12
|
14
|
18
|
14
|
15
|
13
|
21
|
22
|
21
|
16
|
13
|
11
|
14
|
21
|
23
|
24
|
30
|
30
|
17
|
15
|
16
|
26
|
36
|
38
|
29
|
24
|
26
|
12
|
23
|
|
2025/09
|
12
|
15
|
14
|
14
|
15
|
13
|
22
|
21
|
16
|
16
|
14
|
13
|
14
|
13
|
12
|
16
|
12
|
12
|
12
|
18
|
21
|
16
|
21
|
24
|
17
|
13
|
20
|
12
|
18
|
17
|
|
|
2025/08
|
29
|
29
|
33
|
27
|
27
|
23
|
24
|
24
|
23
|
22
|
18
|
18
|
17
|
18
|
13
|
12
|
12
|
11
|
16
|
20
|
19
|
16
|
14
|
15
|
13
|
16
|
13
|
17
|
13
|
12
|
13
|
|
2025/07
|
12
|
10
|
10
|
14
|
14
|
13
|
11
|
14
|
19
|
21
|
18
|
16
|
18
|
19
|
18
|
21
|
17
|
18
|
15
|
12
|
14
|
12
|
14
|
11
|
14
|
19
|
13
|
12
|
17
|
15
|
21
|
|
2025/06
|
17
|
21
|
23
|
29
|
21
|
19
|
20
|
19
|
20
|
22
|
20
|
10
|
13
|
14
|
16
|
18
|
19
|
18
|
18
|
17
|
17
|
13
|
14
|
11
|
10
|
12
|
12
|
11
|
14
|
14
|
|
|
2025/05
|
22
|
18
|
23
|
26
|
23
|
25
|
24
|
22
|
22
|
19
|
21
|
34
|
27
|
15
|
17
|
12
|
12
|
17
|
18
|
19
|
19
|
16
|
18
|
18
|
21
|
30
|
25
|
19
|
15
|
19
|
13
|
|
2025/04
|
21
|
31
|
31
|
31
|
38
|
19
|
26
|
30
|
36
|
38
|
38
|
36
|
100
|
130
|
103
|
87
|
85
|
51
|
32
|
28
|
29
|
27
|
28
|
32
|
35
|
27
|
22
|
24
|
21
|
20
|
|
|
2025/03
|
30
|
29
|
30
|
38
|
43
|
21
|
12
|
13
|
25
|
30
|
31
|
25
|
25
|
26
|
30
|
21
|
27
|
35
|
40
|
46
|
43
|
41
|
36
|
41
|
43
|
42
|
49
|
49
|
30
|
13
|
15
|
|
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
|
|
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