Air Quality
Excellent
No health implications.
7
PM2.5
13
PM10
30
O3
0.5
CO
9
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 May
50
Excellent
Tue
21 May
54
Good
Wed
22 May
64
Good
Thu
23 May
60
Good
Fri
24 May
63
Good
Sat
25 May
62
Good
Sun
26 May
62
Good
Air quality in the last 12 months (Dao County)
|
2024/02
|
45
|
23
|
25
|
21
|
51
|
25
|
32
|
61
|
82
|
101
|
61
|
53
|
42
|
45
|
49
|
36
|
54
|
35
|
40
|
69
|
29
|
19
|
21
|
23
|
34
|
25
|
46
|
33
|
36
|
||
|
2024/01
|
124
|
80
|
48
|
52
|
78
|
73
|
81
|
37
|
40
|
78
|
92
|
71
|
76
|
52
|
143
|
138
|
117
|
75
|
35
|
18
|
45
|
37
|
51
|
56
|
57
|
67
|
61
|
70
|
53
|
46
|
56
|
|
2023/12
|
62
|
68
|
50
|
25
|
33
|
46
|
46
|
44
|
59
|
50
|
36
|
30
|
50
|
35
|
36
|
34
|
38
|
30
|
35
|
57
|
55
|
63
|
53
|
61
|
70
|
75
|
72
|
80
|
109
|
146
|
152
|
|
2023/11
|
50
|
46
|
54
|
69
|
55
|
25
|
29
|
40
|
39
|
19
|
13
|
13
|
33
|
48
|
47
|
36
|
48
|
51
|
48
|
44
|
48
|
50
|
66
|
71
|
73
|
79
|
76
|
60
|
66
|
87
|
|
|
2023/10
|
54
|
58
|
57
|
40
|
28
|
43
|
38
|
34
|
32
|
24
|
37
|
52
|
70
|
69
|
52
|
51
|
55
|
43
|
29
|
25
|
34
|
42
|
38
|
42
|
41
|
47
|
30
|
43
|
56
|
47
|
44
|
|
2023/09
|
41
|
40
|
38
|
31
|
51
|
38
|
29
|
24
|
22
|
20
|
18
|
21
|
24
|
23
|
23
|
28
|
27
|
27
|
22
|
27
|
38
|
24
|
40
|
50
|
47
|
51
|
53
|
53
|
54
|
51
|
|
|
2023/08
|
24
|
25
|
31
|
36
|
28
|
21
|
27
|
25
|
28
|
31
|
32
|
33
|
34
|
35
|
29
|
27
|
31
|
37
|
43
|
44
|
27
|
32
|
27
|
28
|
27
|
26
|
27
|
21
|
30
|
45
|
40
|
|
2023/07
|
29
|
28
|
23
|
21
|
18
|
21
|
22
|
23
|
26
|
26
|
30
|
27
|
28
|
33
|
35
|
44
|
46
|
32
|
25
|
21
|
21
|
28
|
33
|
33
|
36
|
36
|
34
|
28
|
30
|
27
|
24
|
|
2023/06
|
41
|
45
|
59
|
49
|
40
|
35
|
35
|
22
|
23
|
29
|
36
|
42
|
36
|
34
|
41
|
45
|
21
|
20
|
21
|
22
|
22
|
26
|
21
|
20
|
18
|
15
|
19
|
25
|
24
|
28
|
|
|
2023/05
|
66
|
45
|
33
|
30
|
44
|
33
|
21
|
41
|
55
|
47
|
25
|
35
|
50
|
46
|
44
|
48
|
36
|
36
|
47
|
42
|
42
|
30
|
41
|
38
|
37
|
29
|
25
|
32
|
34
|
45
|
43
|
|
2023/04
|
46
|
22
|
24
|
31
|
27
|
29
|
39
|
70
|
66
|
50
|
36
|
42
|
54
|
38
|
68
|
63
|
55
|
53
|
30
|
32
|
39
|
32
|
23
|
19
|
22
|
32
|
45
|
55
|
64
|
88
|
|
|
2023/03
|
84
|
100
|
115
|
76
|
60
|
59
|
69
|
74
|
64
|
56
|
61
|
97
|
102
|
80
|
73
|
76
|
51
|
44
|
38
|
43
|
54
|
60
|
38
|
18
|
26
|
55
|
42
|
49
|
40
|
43
|
46
|
|
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