Air Quality
Excellent
No health implications.
20
PM2.5
30
PM10
5
O3
0.8
CO
13
SO2
43
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jul
59
Good
Wed
22 Jul
53
Good
Thu
23 Jul
55
Good
Fri
24 Jul
81
Good
Sat
25 Jul
54
Good
Sun
26 Jul
56
Good
Mon
27 Jul
19
Excellent
Air quality in the last 12 months (Duanzhou)
|
2026/06
|
39
|
32
|
31
|
29
|
28
|
24
|
30
|
33
|
19
|
25
|
31
|
45
|
25
|
23
|
30
|
31
|
18
|
17
|
19
|
20
|
19
|
23
|
27
|
32
|
28
|
23
|
24
|
23
|
28
|
22
|
|
|
2026/05
|
36
|
35
|
29
|
30
|
50
|
70
|
45
|
21
|
28
|
53
|
48
|
37
|
29
|
22
|
38
|
23
|
25
|
22
|
20
|
16
|
15
|
19
|
20
|
25
|
24
|
31
|
33
|
35
|
38
|
33
|
36
|
|
2026/04
|
30
|
61
|
37
|
28
|
64
|
54
|
39
|
36
|
30
|
30
|
37
|
34
|
24
|
26
|
23
|
26
|
32
|
34
|
49
|
34
|
29
|
25
|
21
|
24
|
39
|
62
|
41
|
34
|
27
|
27
|
|
|
2026/03
|
21
|
26
|
10
|
13
|
22
|
25
|
43
|
60
|
51
|
16
|
29
|
34
|
67
|
58
|
50
|
43
|
40
|
38
|
44
|
32
|
47
|
42
|
41
|
40
|
48
|
33
|
30
|
35
|
33
|
35
|
38
|
|
2026/02
|
29
|
34
|
50
|
66
|
40
|
29
|
34
|
29
|
46
|
60
|
57
|
38
|
43
|
38
|
22
|
28
|
40
|
33
|
51
|
45
|
49
|
34
|
48
|
52
|
48
|
32
|
30
|
20
|
|||
|
2026/01
|
77
|
14
|
39
|
59
|
45
|
34
|
39
|
34
|
42
|
51
|
41
|
55
|
54
|
77
|
63
|
83
|
112
|
111
|
70
|
64
|
25
|
27
|
32
|
45
|
77
|
77
|
59
|
52
|
61
|
58
|
32
|
|
2025/12
|
39
|
35
|
54
|
64
|
68
|
76
|
78
|
56
|
59
|
69
|
56
|
69
|
50
|
23
|
47
|
61
|
41
|
48
|
86
|
60
|
48
|
81
|
96
|
86
|
13
|
32
|
46
|
46
|
59
|
49
|
72
|
|
2025/11
|
25
|
28
|
26
|
11
|
16
|
28
|
37
|
44
|
19
|
8
|
10
|
14
|
15
|
27
|
38
|
45
|
40
|
31
|
18
|
26
|
31
|
37
|
47
|
48
|
35
|
50
|
45
|
54
|
58
|
65
|
|
|
2025/10
|
42
|
22
|
23
|
33
|
14
|
17
|
29
|
33
|
43
|
42
|
44
|
34
|
32
|
32
|
43
|
59
|
54
|
49
|
29
|
10
|
9
|
9
|
14
|
28
|
36
|
45
|
41
|
43
|
54
|
42
|
25
|
|
2025/09
|
23
|
23
|
23
|
22
|
23
|
30
|
30
|
8
|
15
|
18
|
25
|
18
|
25
|
24
|
23
|
26
|
25
|
25
|
29
|
22
|
11
|
20
|
16
|
7
|
16
|
24
|
38
|
32
|
41
|
30
|
|
|
2025/08
|
17
|
25
|
28
|
43
|
28
|
16
|
31
|
40
|
28
|
27
|
24
|
26
|
29
|
32
|
12
|
32
|
26
|
11
|
24
|
21
|
23
|
26
|
43
|
24
|
24
|
37
|
32
|
31
|
34
|
25
|
26
|
|
2025/07
|
17
|
23
|
34
|
37
|
51
|
38
|
38
|
21
|
26
|
31
|
15
|
37
|
24
|
34
|
31
|
32
|
35
|
40
|
26
|
14
|
15
|
13
|
18
|
18
|
29
|
30
|
36
|
39
|
31
|
26
|
30
|
|
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