Air Quality
Excellent
No health implications.
19
PM2.5
41
PM10
30
O3
0.4
CO
9
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jan
42
Excellent
Fri
9 Jan
50
Excellent
Sat
10 Jan
53
Good
Sun
11 Jan
47
Excellent
Mon
12 Jan
47
Excellent
Tue
13 Jan
17
Excellent
Wed
14 Jan
19
Excellent
Air quality in the last 12 months (Yongding)
|
2025/11
|
27
|
35
|
35
|
16
|
20
|
23
|
31
|
42
|
32
|
15
|
23
|
11
|
13
|
23
|
31
|
42
|
43
|
32
|
21
|
27
|
30
|
36
|
41
|
42
|
36
|
49
|
45
|
50
|
48
|
46
|
|
|
2025/10
|
34
|
30
|
26
|
34
|
21
|
19
|
25
|
31
|
31
|
28
|
28
|
28
|
24
|
20
|
25
|
26
|
28
|
28
|
23
|
16
|
8
|
10
|
19
|
25
|
31
|
35
|
40
|
43
|
20
|
26
|
25
|
|
2025/09
|
26
|
25
|
25
|
26
|
32
|
29
|
19
|
10
|
13
|
16
|
15
|
22
|
23
|
27
|
28
|
27
|
28
|
16
|
14
|
9
|
13
|
16
|
14
|
9
|
15
|
20
|
23
|
27
|
28
|
33
|
|
|
2025/08
|
19
|
20
|
15
|
16
|
13
|
19
|
23
|
23
|
26
|
18
|
26
|
17
|
23
|
7
|
18
|
18
|
23
|
20
|
15
|
17
|
18
|
20
|
23
|
22
|
21
|
16
|
15
|
18
|
22
|
28
|
24
|
|
2025/07
|
23
|
22
|
30
|
33
|
21
|
20
|
28
|
33
|
28
|
12
|
13
|
18
|
23
|
24
|
27
|
32
|
30
|
23
|
13
|
13
|
12
|
12
|
19
|
20
|
19
|
24
|
21
|
20
|
23
|
19
|
19
|
|
2025/06
|
19
|
25
|
13
|
19
|
33
|
36
|
35
|
36
|
30
|
23
|
22
|
21
|
18
|
15
|
15
|
16
|
10
|
20
|
18
|
15
|
16
|
18
|
17
|
21
|
25
|
18
|
18
|
18
|
19
|
21
|
|
|
2025/05
|
48
|
51
|
44
|
47
|
26
|
26
|
20
|
32
|
21
|
30
|
22
|
27
|
35
|
36
|
31
|
24
|
21
|
20
|
18
|
25
|
23
|
26
|
22
|
18
|
30
|
30
|
33
|
33
|
9
|
16
|
28
|
|
2025/04
|
16
|
30
|
45
|
48
|
43
|
51
|
51
|
56
|
57
|
28
|
40
|
62
|
103
|
79
|
72
|
67
|
57
|
48
|
31
|
27
|
31
|
30
|
28
|
22
|
17
|
16
|
28
|
22
|
36
|
46
|
|
|
2025/03
|
29
|
28
|
27
|
25
|
14
|
10
|
19
|
30
|
44
|
47
|
41
|
37
|
23
|
30
|
16
|
13
|
45
|
30
|
38
|
40
|
45
|
54
|
54
|
62
|
70
|
63
|
39
|
40
|
10
|
7
|
10
|
|
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
|
|
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