Air Quality
Excellent
No health implications.
7
PM2.5
18
PM10
55
O3
0.4
CO
7
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jun
59
Good
Wed
25 Jun
58
Good
Thu
26 Jun
61
Good
Fri
27 Jun
61
Good
Sat
28 Jun
58
Good
Sun
29 Jun
61
Good
Mon
30 Jun
37
Excellent
Air quality in the last 12 months (Daocheng)
|
2025/05
|
22
|
21
|
17
|
14
|
17
|
12
|
14
|
26
|
27
|
29
|
31
|
25
|
21
|
19
|
13
|
14
|
16
|
16
|
18
|
15
|
17
|
24
|
15
|
13
|
21
|
19
|
13
|
12
|
15
|
15
|
12
|
|
2025/04
|
36
|
35
|
35
|
33
|
21
|
29
|
34
|
36
|
34
|
37
|
23
|
15
|
14
|
18
|
18
|
16
|
19
|
20
|
26
|
19
|
17
|
16
|
10
|
13
|
21
|
27
|
31
|
30
|
23
|
25
|
|
|
2025/03
|
20
|
16
|
21
|
22
|
21
|
22
|
33
|
32
|
29
|
31
|
30
|
43
|
26
|
18
|
15
|
18
|
13
|
13
|
24
|
29
|
28
|
23
|
26
|
24
|
24
|
19
|
22
|
54
|
39
|
47
|
38
|
|
2025/02
|
19
|
19
|
24
|
28
|
29
|
22
|
23
|
23
|
17
|
22
|
17
|
17
|
18
|
19
|
21
|
21
|
20
|
19
|
18
|
21
|
22
|
20
|
21
|
19
|
22
|
19
|
21
|
29
|
|||
|
2025/01
|
30
|
30
|
31
|
34
|
32
|
32
|
23
|
18
|
19
|
19
|
23
|
24
|
22
|
24
|
23
|
28
|
26
|
36
|
48
|
31
|
29
|
26
|
23
|
22
|
17
|
17
|
18
|
17
|
21
|
13
|
12
|
|
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
|
|
|
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