Air Quality
Excellent
No health implications.
7
PM2.5
10
PM10
18
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Aug
48
Excellent
Thu
11 Aug
46
Excellent
Fri
12 Aug
49
Excellent
Sat
13 Aug
53
Good
Sun
14 Aug
51
Good
Mon
15 Aug
56
Good
Tue
16 Aug
50
Excellent
Air quality in the last 12 months (Yongding)
|
2022/07
|
18
|
16
|
13
|
17
|
13
|
16
|
16
|
19
|
18
|
19
|
24
|
27
|
30
|
34
|
31
|
26
|
25
|
24
|
23
|
20
|
24
|
31
|
35
|
40
|
45
|
48
|
41
|
46
|
44
|
34
|
31
|
|
2022/06
|
18
|
19
|
15
|
18
|
20
|
17
|
16
|
18
|
14
|
14
|
15
|
13
|
14
|
13
|
14
|
13
|
13
|
13
|
17
|
16
|
19
|
18
|
18
|
19
|
23
|
19
|
17
|
18
|
13
|
19
|
|
|
2022/05
|
13
|
20
|
39
|
39
|
47
|
51
|
55
|
46
|
29
|
24
|
16
|
12
|
13
|
14
|
18
|
18
|
27
|
41
|
48
|
49
|
45
|
31
|
38
|
24
|
20
|
20
|
15
|
20
|
17
|
20
|
23
|
|
2022/04
|
22
|
24
|
37
|
45
|
48
|
51
|
50
|
51
|
51
|
49
|
45
|
38
|
27
|
24
|
36
|
39
|
43
|
41
|
18
|
32
|
42
|
38
|
31
|
37
|
26
|
26
|
32
|
31
|
36
|
25
|
|
|
2022/03
|
43
|
62
|
70
|
54
|
65
|
53
|
33
|
28
|
38
|
43
|
49
|
52
|
48
|
44
|
53
|
62
|
35
|
30
|
37
|
45
|
37
|
30
|
13
|
26
|
18
|
23
|
16
|
19
|
24
|
33
|
32
|
|
2022/02
|
40
|
13
|
10
|
11
|
19
|
31
|
30
|
15
|
17
|
22
|
24
|
28
|
24
|
16
|
35
|
53
|
45
|
17
|
11
|
16
|
17
|
14
|
15
|
18
|
31
|
40
|
48
|
45
|
|||
|
2022/01
|
53
|
48
|
50
|
59
|
57
|
52
|
43
|
47
|
43
|
43
|
20
|
38
|
44
|
64
|
97
|
76
|
64
|
23
|
25
|
32
|
31
|
24
|
27
|
21
|
22
|
28
|
29
|
23
|
22
|
15
|
27
|
|
2021/12
|
32
|
39
|
36
|
41
|
46
|
39
|
40
|
48
|
49
|
46
|
43
|
51
|
62
|
47
|
52
|
40
|
28
|
47
|
52
|
52
|
18
|
22
|
38
|
45
|
48
|
20
|
38
|
51
|
49
|
33
|
47
|
|
2021/11
|
58
|
33
|
33
|
46
|
45
|
44
|
39
|
16
|
24
|
27
|
36
|
39
|
46
|
39
|
50
|
51
|
43
|
25
|
32
|
40
|
53
|
20
|
25
|
35
|
45
|
42
|
42
|
34
|
29
|
38
|
|
|
2021/10
|
40
|
39
|
40
|
40
|
34
|
35
|
32
|
27
|
20
|
29
|
23
|
18
|
19
|
19
|
26
|
25
|
16
|
27
|
42
|
49
|
17
|
14
|
19
|
18
|
28
|
33
|
43
|
46
|
43
|
45
|
46
|
|
2021/09
|
35
|
30
|
28
|
35
|
36
|
41
|
26
|
25
|
29
|
35
|
34
|
28
|
26
|
31
|
33
|
35
|
43
|
43
|
31
|
24
|
22
|
22
|
25
|
30
|
33
|
45
|
49
|
52
|
50
|
51
|
|
|
2021/08
|
28
|
33
|
26
|
22
|
17
|
18
|
25
|
32
|
28
|
23
|
23
|
23
|
22
|
20
|
21
|
23
|
25
|
23
|
22
|
30
|
31
|
36
|
25
|
20
|
23
|
25
|
30
|
35
|
48
|
39
|
33
|
|
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