Air Quality
Excellent
No health implications.
10
PM2.5
14
PM10
29
O3
0.3
CO
3
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 May
80
Good
Fri
2 May
83
Good
Sat
3 May
81
Good
Sun
4 May
52
Good
Mon
5 May
51
Good
Tue
6 May
28
Excellent
Wed
7 May
25
Excellent
Air quality in the last 12 months (Dushan)
|
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
|
|
|
2024/08
|
8
|
9
|
9
|
12
|
15
|
16
|
17
|
18
|
18
|
18
|
14
|
35
|
31
|
26
|
26
|
25
|
20
|
21
|
23
|
19
|
16
|
11
|
10
|
12
|
12
|
13
|
13
|
17
|
26
|
21
|
19
|
|
2024/07
|
15
|
14
|
9
|
11
|
10
|
10
|
10
|
11
|
15
|
14
|
11
|
11
|
13
|
10
|
12
|
13
|
11
|
11
|
8
|
10
|
14
|
15
|
13
|
11
|
18
|
27
|
19
|
13
|
9
|
9
|
9
|
|
2024/06
|
23
|
24
|
11
|
9
|
11
|
14
|
15
|
15
|
7
|
8
|
11
|
20
|
17
|
16
|
25
|
15
|
11
|
10
|
15
|
19
|
20
|
14
|
12
|
16
|
9
|
7
|
9
|
11
|
11
|
11
|
|
|
2024/05
|
11
|
12
|
8
|
17
|
18
|
27
|
22
|
20
|
18
|
12
|
19
|
19
|
31
|
34
|
39
|
31
|
32
|
17
|
14
|
21
|
11
|
22
|
24
|
25
|
30
|
17
|
18
|
26
|
23
|
12
|
18
|
|
2024/04
|
46
|
53
|
47
|
14
|
10
|
12
|
12
|
17
|
28
|
31
|
31
|
37
|
45
|
51
|
60
|
56
|
33
|
19
|
25
|
19
|
30
|
42
|
21
|
26
|
32
|
23
|
28
|
39
|
59
|
21
|
|
|
2024/03
|
42
|
48
|
47
|
23
|
30
|
26
|
54
|
47
|
43
|
40
|
37
|
38
|
28
|
18
|
14
|
22
|
42
|
20
|
26
|
57
|
60
|
51
|
30
|
42
|
34
|
24
|
46
|
26
|
28
|
43
|
52
|
|
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