Air Quality
Excellent
No health implications.
5
PM2.5
8
PM10
23
O3
0.5
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Feb
42
Excellent
Tue
4 Feb
45
Excellent
Wed
5 Feb
44
Excellent
Thu
6 Feb
41
Excellent
Fri
7 Feb
45
Excellent
Sat
8 Feb
44
Excellent
Sun
9 Feb
21
Excellent
Air quality in the last 12 months (Yongding)
|
2024/12
|
46
|
47
|
40
|
39
|
46
|
50
|
47
|
19
|
34
|
35
|
39
|
23
|
26
|
46
|
39
|
39
|
43
|
42
|
42
|
43
|
39
|
48
|
58
|
44
|
50
|
49
|
64
|
71
|
63
|
57
|
55
|
|
2024/11
|
15
|
17
|
29
|
32
|
35
|
39
|
29
|
27
|
37
|
41
|
40
|
26
|
21
|
29
|
33
|
20
|
23
|
20
|
16
|
15
|
15
|
21
|
24
|
32
|
20
|
15
|
25
|
27
|
32
|
38
|
|
|
2024/10
|
16
|
13
|
22
|
24
|
22
|
26
|
27
|
23
|
22
|
23
|
32
|
43
|
32
|
37
|
40
|
27
|
30
|
30
|
35
|
27
|
23
|
25
|
18
|
26
|
29
|
31
|
34
|
13
|
16
|
27
|
24
|
|
2024/09
|
24
|
26
|
33
|
26
|
24
|
16
|
15
|
20
|
20
|
21
|
29
|
37
|
31
|
25
|
21
|
20
|
18
|
18
|
27
|
22
|
17
|
17
|
10
|
12
|
17
|
21
|
24
|
25
|
20
|
18
|
|
|
2024/08
|
18
|
22
|
27
|
30
|
25
|
29
|
24
|
27
|
31
|
37
|
30
|
26
|
21
|
17
|
16
|
21
|
19
|
18
|
15
|
13
|
10
|
15
|
24
|
24
|
24
|
25
|
31
|
29
|
26
|
30
|
27
|
|
2024/07
|
20
|
18
|
18
|
17
|
16
|
17
|
14
|
13
|
16
|
17
|
18
|
13
|
19
|
20
|
15
|
14
|
16
|
16
|
17
|
18
|
19
|
19
|
30
|
25
|
19
|
9
|
11
|
11
|
19
|
21
|
12
|
|
2024/06
|
14
|
11
|
20
|
17
|
21
|
18
|
21
|
27
|
19
|
18
|
16
|
18
|
22
|
19
|
17
|
15
|
15
|
17
|
17
|
15
|
17
|
31
|
21
|
16
|
16
|
19
|
19
|
18
|
14
|
17
|
|
|
2024/05
|
17
|
19
|
29
|
31
|
15
|
28
|
39
|
41
|
43
|
55
|
34
|
28
|
20
|
26
|
36
|
45
|
50
|
52
|
44
|
19
|
15
|
10
|
15
|
12
|
13
|
17
|
15
|
21
|
24
|
32
|
25
|
|
2024/04
|
29
|
35
|
30
|
31
|
18
|
22
|
12
|
16
|
17
|
30
|
43
|
42
|
50
|
41
|
46
|
43
|
36
|
25
|
22
|
19
|
16
|
22
|
22
|
23
|
17
|
16
|
23
|
16
|
20
|
22
|
|
|
2024/03
|
17
|
18
|
32
|
43
|
40
|
22
|
23
|
34
|
60
|
45
|
32
|
28
|
51
|
68
|
37
|
46
|
38
|
31
|
25
|
48
|
56
|
54
|
46
|
34
|
28
|
26
|
47
|
38
|
31
|
49
|
25
|
|
2024/02
|
29
|
25
|
20
|
20
|
17
|
25
|
15
|
9
|
24
|
56
|
41
|
39
|
39
|
42
|
43
|
30
|
35
|
32
|
25
|
24
|
20
|
26
|
26
|
26
|
27
|
28
|
19
|
40
|
27
|
||
|
2024/01
|
68
|
72
|
28
|
32
|
45
|
50
|
56
|
80
|
65
|
30
|
38
|
49
|
52
|
52
|
46
|
68
|
50
|
39
|
36
|
31
|
20
|
17
|
16
|
29
|
38
|
45
|
49
|
36
|
45
|
41
|
37
|
|
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