Air Quality
Excellent
No health implications.
12
PM2.5
32
PM10
104
O3
0.5
CO
8
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 May
43
Excellent
Sat
10 May
58
Good
Sun
11 May
80
Good
Mon
12 May
87
Good
Tue
13 May
89
Good
Wed
14 May
54
Good
Thu
15 May
32
Excellent
Air quality in the last 12 months (Dao County)
|
2025/02
|
24
|
22
|
37
|
57
|
57
|
61
|
43
|
70
|
44
|
59
|
73
|
69
|
86
|
104
|
85
|
37
|
42
|
40
|
34
|
21
|
51
|
30
|
32
|
75
|
93
|
90
|
52
|
49
|
|||
|
2025/01
|
89
|
99
|
119
|
133
|
160
|
104
|
93
|
101
|
66
|
57
|
58
|
63
|
62
|
59
|
86
|
67
|
64
|
66
|
76
|
79
|
81
|
87
|
101
|
194
|
86
|
28
|
50
|
69
|
176
|
82
|
60
|
|
2024/12
|
61
|
62
|
72
|
117
|
89
|
44
|
39
|
57
|
115
|
85
|
36
|
66
|
71
|
70
|
55
|
49
|
61
|
69
|
87
|
104
|
110
|
110
|
101
|
107
|
113
|
120
|
101
|
121
|
94
|
116
|
106
|
|
2024/11
|
55
|
85
|
81
|
81
|
83
|
78
|
60
|
55
|
61
|
78
|
73
|
69
|
68
|
77
|
59
|
64
|
36
|
19
|
19
|
25
|
37
|
46
|
53
|
60
|
53
|
27
|
37
|
46
|
45
|
56
|
|
|
2024/10
|
40
|
45
|
57
|
55
|
54
|
63
|
72
|
58
|
51
|
51
|
60
|
60
|
76
|
106
|
35
|
35
|
43
|
34
|
24
|
24
|
30
|
28
|
31
|
40
|
46
|
59
|
36
|
43
|
61
|
59
|
57
|
|
2024/09
|
31
|
30
|
35
|
36
|
48
|
42
|
26
|
26
|
29
|
35
|
35
|
46
|
43
|
40
|
37
|
36
|
45
|
47
|
51
|
44
|
34
|
34
|
44
|
49
|
61
|
51
|
44
|
50
|
48
|
49
|
|
|
2024/08
|
19
|
24
|
27
|
32
|
30
|
31
|
33
|
28
|
31
|
31
|
33
|
25
|
22
|
30
|
29
|
28
|
30
|
32
|
37
|
34
|
30
|
22
|
23
|
24
|
31
|
32
|
38
|
36
|
39
|
42
|
38
|
|
2024/07
|
25
|
23
|
30
|
26
|
27
|
27
|
28
|
27
|
29
|
30
|
28
|
26
|
27
|
24
|
25
|
22
|
17
|
20
|
17
|
24
|
23
|
22
|
21
|
27
|
42
|
45
|
37
|
13
|
14
|
17
|
19
|
|
2024/06
|
21
|
16
|
48
|
27
|
16
|
28
|
38
|
42
|
47
|
33
|
19
|
24
|
20
|
24
|
22
|
26
|
18
|
16
|
18
|
23
|
22
|
21
|
26
|
18
|
15
|
20
|
24
|
22
|
21
|
23
|
|
|
2024/05
|
18
|
36
|
27
|
15
|
17
|
29
|
41
|
51
|
50
|
44
|
31
|
37
|
65
|
55
|
52
|
54
|
51
|
31
|
13
|
19
|
34
|
42
|
36
|
29
|
34
|
23
|
17
|
33
|
34
|
32
|
18
|
|
2024/04
|
51
|
59
|
36
|
28
|
21
|
20
|
23
|
34
|
44
|
52
|
60
|
61
|
50
|
52
|
59
|
55
|
24
|
29
|
21
|
20
|
26
|
33
|
40
|
47
|
45
|
30
|
34
|
47
|
50
|
17
|
|
|
2024/03
|
74
|
53
|
52
|
46
|
33
|
76
|
78
|
61
|
57
|
52
|
31
|
42
|
48
|
39
|
33
|
40
|
47
|
22
|
36
|
61
|
70
|
45
|
34
|
40
|
33
|
28
|
53
|
29
|
33
|
54
|
49
|
|
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