Air Quality
Excellent
No health implications.
10
PM2.5
27
PM10
14
O3
0.6
CO
3
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Oct
30
Excellent
Sun
19 Oct
30
Excellent
Mon
20 Oct
28
Excellent
Tue
21 Oct
28
Excellent
Wed
22 Oct
33
Excellent
Thu
23 Oct
42
Excellent
Fri
24 Oct
22
Excellent
Air quality in the last 12 months (Dushan)
|
2025/08
|
19
|
20
|
22
|
27
|
25
|
14
|
12
|
14
|
19
|
20
|
17
|
18
|
20
|
20
|
12
|
10
|
12
|
15
|
9
|
9
|
14
|
13
|
16
|
15
|
14
|
15
|
15
|
14
|
18
|
16
|
17
|
|
2025/07
|
11
|
11
|
12
|
13
|
15
|
19
|
21
|
22
|
25
|
18
|
15
|
22
|
19
|
13
|
13
|
16
|
20
|
26
|
24
|
24
|
16
|
10
|
8
|
11
|
12
|
13
|
18
|
22
|
19
|
21
|
17
|
|
2025/06
|
21
|
11
|
15
|
22
|
28
|
28
|
26
|
30
|
34
|
21
|
20
|
23
|
14
|
12
|
20
|
19
|
12
|
13
|
12
|
11
|
12
|
15
|
13
|
14
|
15
|
15
|
14
|
10
|
12
|
11
|
|
|
2025/05
|
34
|
45
|
34
|
17
|
22
|
23
|
16
|
31
|
21
|
17
|
26
|
27
|
29
|
39
|
35
|
26
|
35
|
34
|
37
|
15
|
21
|
21
|
22
|
47
|
29
|
14
|
15
|
14
|
14
|
19
|
16
|
|
2025/04
|
31
|
44
|
57
|
58
|
52
|
58
|
79
|
64
|
70
|
60
|
56
|
70
|
174
|
90
|
66
|
70
|
64
|
60
|
32
|
30
|
36
|
23
|
38
|
19
|
29
|
27
|
21
|
26
|
34
|
18
|
|
|
2025/03
|
32
|
28
|
58
|
26
|
13
|
19
|
24
|
29
|
26
|
18
|
24
|
36
|
20
|
15
|
11
|
23
|
34
|
21
|
27
|
33
|
45
|
54
|
66
|
56
|
61
|
66
|
68
|
74
|
16
|
12
|
29
|
|
2025/02
|
13
|
10
|
26
|
39
|
46
|
16
|
18
|
48
|
56
|
44
|
45
|
40
|
40
|
20
|
18
|
31
|
25
|
20
|
10
|
10
|
12
|
10
|
13
|
22
|
19
|
28
|
21
|
27
|
|||
|
2025/01
|
71
|
79
|
64
|
83
|
72
|
66
|
78
|
45
|
23
|
37
|
46
|
41
|
44
|
67
|
65
|
68
|
59
|
66
|
71
|
66
|
75
|
83
|
97
|
76
|
23
|
13
|
36
|
42
|
75
|
48
|
36
|
|
2024/12
|
45
|
59
|
63
|
60
|
20
|
10
|
11
|
35
|
22
|
13
|
14
|
35
|
45
|
45
|
44
|
48
|
58
|
52
|
65
|
79
|
81
|
88
|
87
|
81
|
78
|
68
|
58
|
55
|
64
|
74
|
53
|
|
2024/11
|
40
|
39
|
45
|
55
|
54
|
55
|
49
|
42
|
46
|
41
|
39
|
39
|
47
|
51
|
48
|
53
|
42
|
15
|
11
|
11
|
13
|
18
|
24
|
32
|
24
|
15
|
26
|
26
|
24
|
31
|
|
|
2024/10
|
7
|
16
|
35
|
34
|
37
|
50
|
42
|
28
|
26
|
34
|
43
|
49
|
47
|
16
|
19
|
23
|
17
|
19
|
19
|
12
|
23
|
16
|
21
|
19
|
20
|
25
|
27
|
31
|
28
|
31
|
37
|
|
2024/09
|
16
|
14
|
10
|
12
|
25
|
31
|
21
|
12
|
12
|
14
|
19
|
24
|
25
|
25
|
21
|
21
|
19
|
22
|
24
|
24
|
20
|
18
|
25
|
30
|
35
|
40
|
39
|
38
|
23
|
16
|
|
|
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