Air Quality
Excellent
No health implications.
12
PM2.5
25
PM10
27
O3
0.5
CO
10
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jun
48
Excellent
Tue
1 Jul
58
Good
Wed
2 Jul
60
Good
Thu
3 Jul
61
Good
Fri
4 Jul
58
Good
Sat
5 Jul
58
Good
Sun
6 Jul
31
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