Air Quality
Excellent
No health implications.
9
PM2.5
21
PM10
35
O3
0.3
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Nov
36
Excellent
Wed
19 Nov
41
Excellent
Thu
20 Nov
35
Excellent
Fri
21 Nov
41
Excellent
Sat
22 Nov
49
Excellent
Sun
23 Nov
50
Excellent
Mon
24 Nov
17
Excellent
Air quality in the last 12 months (Yongshan)
|
2025/10
|
16
|
20
|
35
|
26
|
20
|
20
|
21
|
20
|
29
|
41
|
30
|
15
|
13
|
24
|
31
|
37
|
23
|
16
|
24
|
13
|
10
|
16
|
19
|
20
|
22
|
21
|
20
|
37
|
22
|
23
|
24
|
|
2025/09
|
29
|
33
|
31
|
40
|
35
|
23
|
42
|
30
|
29
|
41
|
31
|
15
|
19
|
35
|
41
|
29
|
23
|
18
|
16
|
26
|
20
|
12
|
14
|
20
|
31
|
22
|
23
|
24
|
12
|
19
|
|
|
2025/08
|
35
|
34
|
38
|
44
|
41
|
31
|
26
|
33
|
27
|
21
|
14
|
26
|
30
|
37
|
36
|
36
|
31
|
22
|
23
|
34
|
23
|
19
|
19
|
17
|
22
|
25
|
28
|
29
|
21
|
23
|
20
|
|
2025/07
|
24
|
21
|
23
|
20
|
15
|
18
|
24
|
29
|
21
|
18
|
19
|
23
|
33
|
29
|
33
|
37
|
37
|
36
|
23
|
20
|
19
|
18
|
17
|
16
|
21
|
19
|
21
|
31
|
34
|
38
|
30
|
|
2025/06
|
20
|
14
|
26
|
33
|
40
|
43
|
47
|
28
|
39
|
36
|
35
|
41
|
42
|
43
|
28
|
31
|
30
|
20
|
18
|
25
|
20
|
25
|
31
|
20
|
15
|
17
|
27
|
27
|
23
|
14
|
|
|
2025/05
|
48
|
50
|
51
|
51
|
29
|
21
|
24
|
30
|
49
|
53
|
50
|
55
|
59
|
51
|
51
|
39
|
47
|
45
|
37
|
43
|
42
|
40
|
43
|
42
|
39
|
37
|
26
|
19
|
27
|
32
|
19
|
|
2025/04
|
33
|
40
|
51
|
52
|
30
|
22
|
30
|
45
|
50
|
50
|
59
|
120
|
113
|
88
|
81
|
67
|
49
|
49
|
44
|
46
|
44
|
40
|
63
|
31
|
39
|
37
|
31
|
34
|
28
|
27
|
|
|
2025/03
|
61
|
62
|
37
|
37
|
23
|
12
|
20
|
27
|
39
|
49
|
54
|
48
|
59
|
49
|
21
|
18
|
20
|
20
|
31
|
42
|
47
|
54
|
48
|
45
|
44
|
49
|
62
|
113
|
42
|
34
|
33
|
|
2025/02
|
33
|
26
|
27
|
44
|
27
|
22
|
22
|
26
|
35
|
38
|
52
|
38
|
44
|
48
|
50
|
53
|
61
|
56
|
56
|
31
|
34
|
24
|
26
|
25
|
26
|
31
|
47
|
55
|
|||
|
2025/01
|
85
|
98
|
94
|
113
|
87
|
100
|
63
|
36
|
38
|
51
|
27
|
51
|
56
|
55
|
60
|
62
|
64
|
43
|
49
|
59
|
94
|
95
|
87
|
55
|
23
|
40
|
56
|
59
|
81
|
69
|
47
|
|
2024/12
|
64
|
82
|
68
|
76
|
46
|
47
|
35
|
29
|
28
|
32
|
40
|
43
|
34
|
35
|
36
|
52
|
75
|
91
|
88
|
73
|
69
|
58
|
43
|
46
|
39
|
40
|
66
|
56
|
70
|
42
|
48
|
|
2024/11
|
21
|
29
|
46
|
26
|
26
|
42
|
37
|
36
|
40
|
38
|
36
|
34
|
32
|
37
|
51
|
31
|
23
|
23
|
24
|
26
|
37
|
44
|
48
|
32
|
17
|
21
|
28
|
32
|
46
|
47
|
|
|
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