Air Quality
Excellent
No health implications.
11
PM2.5
34
PM10
5
O3
0.3
CO
4
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 May
49
Excellent
Mon
19 May
56
Good
Tue
20 May
69
Good
Wed
21 May
57
Good
Thu
22 May
62
Good
Fri
23 May
43
Excellent
Sat
24 May
40
Excellent
Air quality in the last 12 months (Hanjiang)
|
2025/02
|
39
|
13
|
15
|
66
|
52
|
31
|
19
|
53
|
33
|
37
|
64
|
146
|
73
|
65
|
54
|
68
|
72
|
39
|
34
|
15
|
11
|
20
|
14
|
59
|
59
|
55
|
65
|
71
|
|||
|
2025/01
|
58
|
50
|
40
|
39
|
43
|
58
|
65
|
49
|
55
|
46
|
34
|
51
|
41
|
52
|
79
|
60
|
50
|
41
|
46
|
46
|
68
|
42
|
38
|
24
|
29
|
30
|
18
|
48
|
50
|
34
|
31
|
|
2024/12
|
35
|
40
|
26
|
40
|
35
|
33
|
22
|
64
|
31
|
32
|
29
|
17
|
22
|
51
|
79
|
53
|
39
|
42
|
42
|
27
|
37
|
59
|
29
|
23
|
24
|
53
|
66
|
88
|
42
|
42
|
62
|
|
2024/11
|
10
|
15
|
31
|
33
|
47
|
39
|
25
|
23
|
24
|
30
|
18
|
17
|
19
|
16
|
20
|
14
|
15
|
20
|
13
|
13
|
15
|
25
|
33
|
24
|
20
|
18
|
36
|
25
|
37
|
36
|
|
|
2024/10
|
10
|
9
|
12
|
11
|
13
|
14
|
14
|
12
|
29
|
40
|
42
|
33
|
31
|
34
|
27
|
21
|
31
|
33
|
33
|
16
|
23
|
28
|
36
|
30
|
17
|
16
|
20
|
14
|
33
|
35
|
26
|
|
2024/09
|
33
|
28
|
28
|
17
|
17
|
14
|
18
|
22
|
20
|
40
|
52
|
39
|
17
|
19
|
20
|
22
|
22
|
23
|
17
|
21
|
26
|
10
|
10
|
22
|
24
|
19
|
15
|
21
|
21
|
13
|
|
|
2024/08
|
28
|
46
|
52
|
52
|
38
|
27
|
31
|
42
|
47
|
53
|
52
|
54
|
34
|
24
|
21
|
23
|
24
|
21
|
21
|
12
|
21
|
30
|
37
|
39
|
38
|
41
|
62
|
49
|
35
|
41
|
40
|
|
2024/07
|
24
|
24
|
23
|
27
|
30
|
25
|
22
|
21
|
20
|
24
|
29
|
24
|
28
|
30
|
30
|
28
|
28
|
24
|
27
|
31
|
33
|
28
|
18
|
11
|
8
|
13
|
13
|
29
|
20
|
15
|
16
|
|
2024/06
|
15
|
8
|
16
|
30
|
25
|
17
|
27
|
25
|
29
|
28
|
22
|
32
|
33
|
29
|
24
|
16
|
21
|
23
|
28
|
22
|
28
|
32
|
32
|
25
|
26
|
27
|
26
|
20
|
22
|
23
|
|
|
2024/05
|
21
|
21
|
25
|
34
|
42
|
46
|
43
|
48
|
36
|
30
|
41
|
45
|
21
|
27
|
39
|
39
|
32
|
38
|
27
|
17
|
9
|
14
|
26
|
38
|
34
|
26
|
23
|
21
|
23
|
36
|
35
|
|
2024/04
|
36
|
59
|
45
|
37
|
17
|
32
|
19
|
33
|
26
|
46
|
50
|
67
|
53
|
54
|
62
|
56
|
51
|
35
|
64
|
69
|
31
|
38
|
39
|
29
|
60
|
55
|
45
|
29
|
45
|
33
|
|
|
2024/03
|
18
|
34
|
40
|
46
|
60
|
31
|
44
|
62
|
59
|
49
|
43
|
34
|
60
|
64
|
35
|
42
|
76
|
51
|
40
|
53
|
56
|
63
|
60
|
45
|
38
|
38
|
30
|
58
|
48
|
62
|
44
|
|
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