Air Quality
Excellent
No health implications.
6
PM2.5
5
PM10
93
O3
0.3
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 May
49
Excellent
Sat
3 May
53
Good
Sun
4 May
49
Excellent
Mon
5 May
58
Good
Tue
6 May
53
Good
Wed
7 May
54
Good
Thu
8 May
15
Excellent
Air quality in the last 12 months (Daofu)
|
2025/02
|
14
|
15
|
22
|
21
|
19
|
20
|
16
|
21
|
16
|
16
|
15
|
15
|
11
|
17
|
19
|
15
|
16
|
13
|
12
|
16
|
18
|
14
|
13
|
17
|
16
|
17
|
23
|
26
|
|||
|
2025/01
|
25
|
27
|
30
|
31
|
30
|
28
|
18
|
16
|
15
|
14
|
20
|
17
|
17
|
17
|
15
|
20
|
23
|
38
|
53
|
32
|
24
|
25
|
24
|
19
|
24
|
29
|
11
|
11
|
16
|
14
|
11
|
|
2024/12
|
30
|
25
|
24
|
23
|
24
|
25
|
23
|
20
|
21
|
20
|
24
|
26
|
17
|
22
|
29
|
28
|
25
|
26
|
33
|
29
|
19
|
19
|
28
|
22
|
24
|
27
|
26
|
25
|
25
|
18
|
20
|
|
2024/11
|
13
|
17
|
19
|
15
|
14
|
15
|
23
|
21
|
24
|
21
|
23
|
20
|
24
|
23
|
23
|
25
|
17
|
20
|
18
|
15
|
17
|
17
|
15
|
16
|
34
|
24
|
20
|
19
|
21
|
30
|
|
|
2024/10
|
15
|
15
|
12
|
13
|
14
|
13
|
11
|
12
|
12
|
11
|
9
|
13
|
18
|
21
|
15
|
11
|
19
|
15
|
12
|
21
|
26
|
24
|
20
|
21
|
14
|
14
|
16
|
18
|
21
|
15
|
14
|
|
2024/09
|
13
|
13
|
10
|
13
|
15
|
13
|
13
|
12
|
10
|
11
|
14
|
13
|
14
|
12
|
11
|
13
|
11
|
13
|
17
|
17
|
11
|
12
|
13
|
15
|
15
|
16
|
15
|
14
|
17
|
15
|
|
|
2024/08
|
19
|
19
|
17
|
18
|
16
|
20
|
20
|
21
|
24
|
21
|
23
|
21
|
16
|
23
|
22
|
16
|
14
|
16
|
15
|
18
|
17
|
17
|
21
|
25
|
24
|
24
|
22
|
24
|
23
|
20
|
18
|
|
2024/07
|
18
|
18
|
14
|
15
|
14
|
18
|
15
|
14
|
11
|
12
|
11
|
19
|
18
|
12
|
13
|
16
|
15
|
12
|
15
|
13
|
11
|
11
|
20
|
17
|
15
|
19
|
17
|
16
|
16
|
15
|
18
|
|
2024/06
|
20
|
17
|
17
|
18
|
16
|
14
|
15
|
12
|
10
|
16
|
15
|
17
|
15
|
18
|
18
|
13
|
15
|
15
|
12
|
12
|
16
|
12
|
17
|
13
|
16
|
14
|
17
|
15
|
18
|
16
|
|
|
2024/05
|
13
|
13
|
17
|
26
|
25
|
16
|
17
|
12
|
11
|
13
|
12
|
13
|
14
|
14
|
13
|
13
|
13
|
18
|
24
|
27
|
22
|
20
|
21
|
23
|
25
|
23
|
14
|
13
|
10
|
14
|
21
|
|
2024/04
|
14
|
16
|
14
|
11
|
13
|
11
|
14
|
12
|
11
|
18
|
19
|
19
|
19
|
20
|
16
|
27
|
14
|
24
|
40
|
18
|
12
|
12
|
15
|
15
|
13
|
15
|
22
|
18
|
20
|
14
|
|
|
2024/03
|
16
|
22
|
22
|
17
|
17
|
16
|
11
|
12
|
11
|
12
|
13
|
12
|
13
|
11
|
13
|
15
|
16
|
20
|
43
|
33
|
15
|
16
|
16
|
15
|
17
|
11
|
18
|
17
|
16
|
16
|
19
|
|
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