Air Quality
Excellent
No health implications.
8
PM2.5
16
PM10
31
O3
0.3
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
50
Excellent
Wed
7 May
51
Good
Thu
8 May
50
Excellent
Fri
9 May
49
Excellent
Sat
10 May
48
Excellent
Sun
11 May
24
Excellent
Mon
12 May
20
Excellent
Air quality in the last 12 months (Doumen)
|
2025/02
|
41
|
32
|
12
|
19
|
38
|
47
|
27
|
35
|
48
|
45
|
43
|
41
|
50
|
45
|
38
|
57
|
52
|
59
|
48
|
39
|
41
|
48
|
42
|
25
|
51
|
91
|
65
|
40
|
|||
|
2025/01
|
89
|
76
|
60
|
67
|
78
|
90
|
62
|
63
|
75
|
52
|
44
|
39
|
62
|
56
|
63
|
62
|
57
|
68
|
81
|
77
|
51
|
62
|
69
|
41
|
26
|
19
|
18
|
36
|
81
|
42
|
33
|
|
2024/12
|
56
|
68
|
60
|
45
|
56
|
79
|
64
|
37
|
51
|
74
|
61
|
43
|
44
|
48
|
46
|
48
|
72
|
60
|
50
|
63
|
66
|
57
|
63
|
66
|
68
|
72
|
84
|
61
|
70
|
117
|
89
|
|
2024/11
|
41
|
31
|
51
|
57
|
47
|
60
|
56
|
46
|
52
|
51
|
52
|
59
|
55
|
29
|
17
|
30
|
30
|
34
|
17
|
12
|
26
|
33
|
39
|
52
|
47
|
28
|
34
|
37
|
41
|
57
|
|
|
2024/10
|
33
|
25
|
34
|
38
|
45
|
44
|
49
|
55
|
60
|
43
|
39
|
43
|
42
|
31
|
33
|
26
|
27
|
26
|
42
|
27
|
37
|
36
|
24
|
33
|
37
|
43
|
45
|
29
|
37
|
42
|
45
|
|
2024/09
|
15
|
19
|
33
|
35
|
28
|
14
|
21
|
23
|
12
|
20
|
32
|
23
|
25
|
26
|
38
|
25
|
29
|
19
|
27
|
31
|
13
|
12
|
12
|
18
|
16
|
17
|
23
|
33
|
23
|
36
|
|
|
2024/08
|
22
|
21
|
19
|
21
|
30
|
33
|
28
|
18
|
17
|
19
|
19
|
17
|
24
|
22
|
20
|
14
|
14
|
14
|
14
|
13
|
13
|
17
|
20
|
22
|
20
|
22
|
22
|
34
|
32
|
26
|
12
|
|
2024/07
|
25
|
22
|
13
|
12
|
17
|
14
|
10
|
14
|
16
|
12
|
9
|
12
|
11
|
13
|
12
|
13
|
11
|
15
|
15
|
17
|
12
|
13
|
13
|
18
|
23
|
21
|
21
|
14
|
8
|
7
|
12
|
|
2024/06
|
10
|
16
|
14
|
12
|
23
|
34
|
24
|
12
|
15
|
15
|
15
|
19
|
25
|
22
|
18
|
18
|
18
|
17
|
20
|
18
|
15
|
23
|
11
|
12
|
15
|
16
|
16
|
13
|
11
|
18
|
|
|
2024/05
|
16
|
29
|
31
|
17
|
14
|
24
|
34
|
23
|
37
|
36
|
32
|
31
|
30
|
43
|
43
|
40
|
42
|
33
|
32
|
19
|
22
|
35
|
19
|
10
|
14
|
15
|
15
|
18
|
17
|
22
|
15
|
|
2024/04
|
39
|
42
|
22
|
19
|
28
|
33
|
23
|
46
|
26
|
30
|
39
|
39
|
32
|
22
|
30
|
26
|
24
|
19
|
22
|
22
|
13
|
18
|
19
|
37
|
17
|
20
|
26
|
23
|
17
|
24
|
|
|
2024/03
|
24
|
33
|
60
|
33
|
34
|
43
|
35
|
39
|
53
|
32
|
25
|
30
|
52
|
61
|
65
|
56
|
43
|
36
|
27
|
49
|
52
|
50
|
40
|
29
|
25
|
54
|
31
|
39
|
44
|
28
|
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