Air Quality
Excellent
No health implications.
7
PM2.5
23
PM10
14
O3
0.6
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Jul
32
Excellent
Sun
6 Jul
34
Excellent
Mon
7 Jul
29
Excellent
Tue
8 Jul
30
Excellent
Wed
9 Jul
26
Excellent
Thu
10 Jul
27
Excellent
Fri
11 Jul
20
Excellent
Changjiang Air quality rank
Air quality in the last 12 months (Changjiang)
|
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
|
|
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
|
|
|
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