Air Quality
Excellent
No health implications.
6
PM2.5
13
PM10
71
O3
0.4
CO
7
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
43
Excellent
Thu
23 Apr
49
Excellent
Fri
24 Apr
49
Excellent
Sat
25 Apr
46
Excellent
Sun
26 Apr
50
Excellent
Mon
27 Apr
30
Excellent
Tue
28 Apr
36
Excellent
Air quality in the last 12 months (Daocheng)
|
2026/03
|
29
|
32
|
28
|
26
|
26
|
29
|
36
|
33
|
28
|
26
|
24
|
27
|
27
|
26
|
23
|
24
|
28
|
28
|
28
|
26
|
27
|
27
|
28
|
24
|
28
|
28
|
27
|
26
|
28
|
24
|
24
|
|
2026/02
|
19
|
19
|
20
|
18
|
15
|
21
|
18
|
15
|
20
|
20
|
22
|
20
|
21
|
13
|
16
|
22
|
26
|
30
|
19
|
17
|
18
|
21
|
19
|
21
|
17
|
18
|
20
|
22
|
|||
|
2026/01
|
34
|
21
|
20
|
22
|
24
|
20
|
19
|
26
|
34
|
28
|
19
|
25
|
25
|
27
|
26
|
27
|
23
|
32
|
36
|
34
|
33
|
25
|
30
|
30
|
28
|
32
|
28
|
27
|
23
|
19
|
20
|
|
2025/12
|
30
|
29
|
27
|
27
|
27
|
30
|
29
|
28
|
29
|
32
|
28
|
34
|
32
|
30
|
28
|
29
|
30
|
24
|
29
|
31
|
33
|
36
|
28
|
28
|
25
|
33
|
32
|
33
|
35
|
31
|
34
|
|
2025/11
|
12
|
13
|
14
|
19
|
21
|
14
|
21
|
22
|
18
|
17
|
18
|
19
|
17
|
23
|
27
|
27
|
26
|
24
|
22
|
23
|
20
|
23
|
21
|
25
|
22
|
26
|
28
|
28
|
29
|
32
|
|
|
2025/10
|
15
|
16
|
16
|
14
|
14
|
17
|
17
|
14
|
15
|
13
|
16
|
16
|
16
|
18
|
19
|
20
|
20
|
18
|
17
|
14
|
17
|
17
|
18
|
16
|
17
|
12
|
19
|
22
|
20
|
17
|
16
|
|
2025/09
|
15
|
17
|
14
|
14
|
14
|
12
|
13
|
12
|
17
|
13
|
14
|
16
|
22
|
23
|
23
|
14
|
13
|
14
|
15
|
14
|
13
|
15
|
14
|
20
|
24
|
23
|
20
|
16
|
14
|
16
|
|
|
2025/08
|
21
|
23
|
22
|
22
|
20
|
21
|
21
|
19
|
16
|
15
|
15
|
17
|
19
|
20
|
17
|
18
|
16
|
16
|
13
|
16
|
15
|
15
|
15
|
13
|
12
|
14
|
18
|
16
|
13
|
13
|
12
|
|
2025/07
|
21
|
15
|
16
|
14
|
12
|
14
|
15
|
19
|
19
|
23
|
21
|
15
|
20
|
17
|
18
|
23
|
25
|
27
|
16
|
18
|
16
|
18
|
16
|
17
|
19
|
14
|
18
|
17
|
21
|
18
|
17
|
|
2025/06
|
12
|
13
|
17
|
20
|
21
|
19
|
20
|
18
|
16
|
20
|
20
|
23
|
25
|
22
|
22
|
21
|
18
|
16
|
12
|
12
|
15
|
18
|
19
|
12
|
15
|
16
|
17
|
21
|
21
|
23
|
|
|
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
|
|
|
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