Air Quality
Excellent
No health implications.
8
PM2.5
15
PM10
41
O3
0.5
CO
8
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Jan
31
Excellent
Fri
24 Jan
33
Excellent
Sat
25 Jan
38
Excellent
Sun
26 Jan
35
Excellent
Mon
27 Jan
34
Excellent
Tue
28 Jan
30
Excellent
Wed
29 Jan
30
Excellent
Air quality in the last 12 months (Daocheng)
|
2024/12
|
28
|
25
|
25
|
27
|
27
|
29
|
21
|
27
|
25
|
21
|
30
|
31
|
23
|
26
|
31
|
33
|
34
|
29
|
30
|
33
|
26
|
20
|
30
|
29
|
27
|
31
|
29
|
29
|
31
|
24
|
28
|
|
2024/11
|
22
|
25
|
25
|
21
|
17
|
21
|
19
|
21
|
20
|
26
|
22
|
24
|
25
|
26
|
28
|
28
|
24
|
24
|
22
|
21
|
22
|
19
|
17
|
16
|
24
|
19
|
23
|
22
|
22
|
27
|
|
|
2024/10
|
12
|
11
|
13
|
13
|
13
|
10
|
9
|
11
|
13
|
11
|
12
|
14
|
15
|
18
|
16
|
11
|
17
|
21
|
20
|
23
|
22
|
23
|
23
|
18
|
17
|
18
|
16
|
22
|
23
|
21
|
23
|
|
2024/09
|
16
|
15
|
13
|
13
|
15
|
19
|
19
|
17
|
15
|
14
|
15
|
14
|
17
|
16
|
16
|
13
|
14
|
17
|
21
|
21
|
20
|
20
|
19
|
14
|
12
|
14
|
14
|
15
|
16
|
15
|
|
|
2024/08
|
22
|
23
|
23
|
18
|
17
|
22
|
23
|
21
|
21
|
16
|
26
|
20
|
19
|
29
|
23
|
18
|
17
|
17
|
20
|
16
|
18
|
22
|
30
|
31
|
32
|
31
|
28
|
27
|
27
|
29
|
20
|
|
2024/07
|
19
|
20
|
16
|
13
|
15
|
17
|
16
|
14
|
14
|
16
|
14
|
20
|
18
|
14
|
13
|
13
|
16
|
15
|
16
|
14
|
11
|
14
|
19
|
17
|
16
|
18
|
18
|
17
|
13
|
17
|
20
|
|
2024/06
|
23
|
19
|
16
|
14
|
19
|
17
|
16
|
14
|
15
|
16
|
15
|
16
|
16
|
17
|
16
|
15
|
14
|
12
|
12
|
11
|
18
|
14
|
17
|
13
|
16
|
16
|
16
|
14
|
16
|
17
|
|
|
2024/05
|
18
|
24
|
26
|
25
|
28
|
23
|
30
|
17
|
20
|
18
|
15
|
13
|
19
|
18
|
15
|
18
|
14
|
21
|
32
|
23
|
21
|
19
|
20
|
23
|
25
|
25
|
14
|
13
|
14
|
14
|
19
|
|
2024/04
|
12
|
24
|
28
|
22
|
21
|
20
|
21
|
20
|
20
|
28
|
24
|
26
|
26
|
30
|
25
|
35
|
27
|
26
|
35
|
19
|
13
|
20
|
23
|
19
|
19
|
28
|
23
|
31
|
19
|
23
|
|
|
2024/03
|
21
|
29
|
28
|
19
|
20
|
23
|
19
|
17
|
19
|
21
|
23
|
27
|
27
|
23
|
26
|
24
|
25
|
26
|
38
|
43
|
24
|
20
|
16
|
17
|
18
|
19
|
17
|
16
|
17
|
17
|
17
|
|
2024/02
|
26
|
30
|
26
|
26
|
26
|
23
|
23
|
25
|
26
|
30
|
23
|
23
|
21
|
24
|
25
|
24
|
22
|
25
|
25
|
24
|
26
|
23
|
24
|
25
|
25
|
28
|
27
|
25
|
24
|
||
|
2024/01
|
25
|
23
|
20
|
22
|
25
|
26
|
28
|
25
|
28
|
29
|
27
|
35
|
40
|
54
|
40
|
26
|
29
|
27
|
34
|
30
|
27
|
22
|
22
|
24
|
27
|
24
|
26
|
24
|
26
|
25
|
25
|
|
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