Air Quality
Excellent
No health implications.
11
PM2.5
17
PM10
67
O3
0.7
CO
6
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Feb
47
Excellent
Thu
19 Feb
48
Excellent
Fri
20 Feb
54
Good
Sat
21 Feb
53
Good
Sun
22 Feb
53
Good
Mon
23 Feb
51
Good
Tue
24 Feb
35
Excellent
Air quality in the last 12 months (Yongding)
|
2026/01
|
36
|
15
|
27
|
38
|
35
|
30
|
38
|
37
|
38
|
35
|
38
|
51
|
49
|
47
|
52
|
54
|
54
|
65
|
63
|
55
|
27
|
26
|
32
|
40
|
47
|
36
|
47
|
32
|
44
|
32
|
25
|
|
2025/12
|
44
|
41
|
54
|
59
|
60
|
52
|
50
|
45
|
45
|
45
|
45
|
48
|
42
|
26
|
34
|
42
|
45
|
44
|
52
|
50
|
38
|
47
|
38
|
42
|
15
|
24
|
38
|
36
|
38
|
40
|
45
|
|
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
|
|||
|
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