Air Quality
Excellent
No health implications.
20
PM2.5
40
PM10
2
O3
0.5
CO
8
SO2
44
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Apr
89
Good
Thu
3 Apr
97
Good
Fri
4 Apr
98
Good
Sat
5 Apr
52
Good
Sun
6 Apr
59
Good
Mon
7 Apr
56
Good
Tue
8 Apr
17
Excellent
Air quality in the last 12 months (Duanzhou)
|
2025/02
|
54
|
52
|
9
|
26
|
42
|
40
|
17
|
38
|
47
|
49
|
62
|
89
|
50
|
69
|
48
|
92
|
46
|
53
|
54
|
50
|
36
|
36
|
18
|
31
|
75
|
76
|
113
|
59
|
|||
|
2025/01
|
73
|
66
|
57
|
68
|
71
|
79
|
80
|
83
|
72
|
45
|
43
|
44
|
54
|
72
|
49
|
62
|
51
|
60
|
54
|
57
|
69
|
73
|
74
|
57
|
32
|
17
|
26
|
37
|
67
|
78
|
34
|
|
2024/12
|
57
|
75
|
72
|
58
|
76
|
70
|
44
|
19
|
52
|
62
|
54
|
21
|
26
|
54
|
46
|
42
|
51
|
42
|
46
|
67
|
54
|
62
|
68
|
68
|
60
|
53
|
64
|
73
|
84
|
80
|
64
|
|
2024/11
|
31
|
36
|
45
|
41
|
34
|
45
|
33
|
37
|
43
|
36
|
41
|
44
|
41
|
28
|
28
|
25
|
30
|
21
|
19
|
16
|
18
|
29
|
31
|
43
|
33
|
13
|
27
|
33
|
34
|
43
|
|
|
2024/10
|
27
|
20
|
34
|
35
|
34
|
37
|
48
|
59
|
54
|
31
|
35
|
65
|
68
|
58
|
49
|
50
|
36
|
50
|
34
|
27
|
29
|
30
|
14
|
26
|
27
|
33
|
24
|
14
|
21
|
28
|
34
|
|
2024/09
|
21
|
31
|
24
|
33
|
24
|
13
|
19
|
22
|
24
|
28
|
39
|
49
|
34
|
29
|
21
|
23
|
27
|
26
|
39
|
41
|
21
|
14
|
15
|
15
|
25
|
26
|
34
|
41
|
36
|
36
|
|
|
2024/08
|
18
|
31
|
31
|
33
|
32
|
33
|
43
|
35
|
27
|
25
|
24
|
19
|
25
|
19
|
18
|
20
|
21
|
22
|
22
|
23
|
21
|
24
|
31
|
25
|
23
|
28
|
33
|
32
|
28
|
39
|
34
|
|
2024/07
|
24
|
23
|
20
|
24
|
22
|
20
|
25
|
17
|
22
|
17
|
19
|
20
|
16
|
25
|
24
|
22
|
17
|
20
|
28
|
23
|
22
|
21
|
21
|
23
|
27
|
33
|
26
|
14
|
12
|
17
|
15
|
|
2024/06
|
9
|
22
|
33
|
29
|
62
|
12
|
32
|
41
|
16
|
18
|
20
|
26
|
21
|
25
|
18
|
29
|
23
|
23
|
23
|
21
|
16
|
22
|
18
|
17
|
18
|
25
|
31
|
19
|
18
|
19
|
|
|
2024/05
|
17
|
30
|
37
|
42
|
30
|
71
|
19
|
36
|
52
|
59
|
35
|
38
|
36
|
58
|
57
|
54
|
59
|
61
|
41
|
11
|
11
|
27
|
49
|
28
|
32
|
24
|
33
|
24
|
33
|
61
|
24
|
|
2024/04
|
46
|
36
|
26
|
29
|
21
|
30
|
24
|
26
|
27
|
53
|
53
|
58
|
45
|
38
|
39
|
31
|
29
|
39
|
34
|
21
|
26
|
55
|
46
|
45
|
40
|
39
|
58
|
50
|
29
|
30
|
|
|
2024/03
|
27
|
41
|
57
|
60
|
41
|
35
|
42
|
45
|
47
|
21
|
24
|
34
|
69
|
67
|
73
|
100
|
132
|
62
|
18
|
67
|
66
|
64
|
51
|
36
|
40
|
41
|
63
|
46
|
48
|
46
|
40
|
|
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