Air Quality
Excellent
No health implications.
16
PM2.5
39
PM10
147
O3
0.4
CO
9
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 May
77
Good
Tue
13 May
87
Good
Wed
14 May
75
Good
Thu
15 May
48
Excellent
Fri
16 May
50
Excellent
Sat
17 May
51
Good
Sun
18 May
24
Excellent
Air quality in the last 12 months (Yongding)
|
2025/02
|
34
|
28
|
8
|
22
|
31
|
37
|
16
|
45
|
34
|
38
|
35
|
49
|
46
|
36
|
37
|
39
|
42
|
54
|
42
|
42
|
25
|
28
|
13
|
19
|
43
|
54
|
47
|
41
|
|||
|
2025/01
|
66
|
62
|
56
|
46
|
48
|
53
|
56
|
61
|
57
|
40
|
44
|
39
|
41
|
43
|
48
|
61
|
42
|
50
|
44
|
43
|
46
|
57
|
43
|
52
|
33
|
15
|
23
|
36
|
85
|
41
|
27
|
|
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
|
|
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