Air Quality
Excellent
No health implications.
31
PM2.5
44
PM10
54
O3
0.8
CO
12
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
47
Excellent
Mon
5 May
41
Excellent
Tue
6 May
77
Good
Wed
7 May
53
Good
Thu
8 May
45
Excellent
Fri
9 May
42
Excellent
Sat
10 May
19
Excellent
Air quality in the last 12 months (Yongxin)
|
2025/02
|
20
|
14
|
26
|
37
|
45
|
49
|
43
|
60
|
32
|
41
|
54
|
55
|
66
|
79
|
53
|
28
|
40
|
38
|
24
|
11
|
27
|
16
|
27
|
43
|
73
|
62
|
48
|
32
|
|||
|
2025/01
|
91
|
75
|
95
|
105
|
132
|
93
|
69
|
71
|
58
|
42
|
43
|
53
|
53
|
50
|
67
|
58
|
52
|
53
|
57
|
57
|
62
|
59
|
61
|
103
|
46
|
23
|
42
|
55
|
88
|
67
|
46
|
|
2024/12
|
42
|
46
|
49
|
80
|
66
|
35
|
44
|
64
|
70
|
72
|
42
|
54
|
74
|
56
|
47
|
49
|
48
|
55
|
66
|
72
|
76
|
85
|
81
|
82
|
101
|
100
|
117
|
96
|
65
|
74
|
84
|
|
2024/11
|
33
|
45
|
44
|
46
|
53
|
42
|
36
|
34
|
38
|
45
|
36
|
38
|
44
|
41
|
23
|
27
|
29
|
20
|
31
|
37
|
39
|
40
|
44
|
54
|
44
|
27
|
35
|
33
|
37
|
41
|
|
|
2024/10
|
38
|
34
|
31
|
28
|
31
|
40
|
61
|
42
|
39
|
38
|
47
|
48
|
67
|
96
|
73
|
26
|
26
|
30
|
18
|
22
|
36
|
28
|
28
|
29
|
39
|
50
|
26
|
21
|
39
|
37
|
31
|
|
2024/09
|
29
|
37
|
35
|
31
|
33
|
22
|
16
|
17
|
17
|
22
|
28
|
30
|
29
|
36
|
30
|
34
|
36
|
40
|
36
|
30
|
28
|
34
|
32
|
37
|
35
|
33
|
48
|
40
|
33
|
34
|
|
|
2024/08
|
13
|
16
|
21
|
28
|
19
|
21
|
17
|
21
|
24
|
26
|
24
|
18
|
17
|
20
|
23
|
23
|
20
|
20
|
18
|
23
|
22
|
17
|
18
|
21
|
25
|
22
|
24
|
22
|
20
|
26
|
32
|
|
2024/07
|
15
|
13
|
14
|
12
|
12
|
15
|
14
|
16
|
19
|
22
|
18
|
18
|
16
|
15
|
18
|
16
|
10
|
11
|
17
|
12
|
14
|
17
|
18
|
28
|
26
|
18
|
14
|
11
|
13
|
13
|
11
|
|
2024/06
|
15
|
14
|
19
|
12
|
11
|
18
|
21
|
25
|
28
|
17
|
15
|
13
|
13
|
13
|
11
|
13
|
11
|
16
|
16
|
16
|
19
|
19
|
18
|
16
|
12
|
15
|
18
|
17
|
13
|
15
|
|
|
2024/05
|
14
|
28
|
27
|
23
|
16
|
23
|
42
|
41
|
39
|
43
|
29
|
37
|
62
|
48
|
47
|
50
|
44
|
43
|
28
|
21
|
19
|
17
|
17
|
20
|
18
|
20
|
16
|
21
|
26
|
30
|
14
|
|
2024/04
|
29
|
46
|
23
|
19
|
24
|
25
|
34
|
33
|
32
|
29
|
36
|
41
|
42
|
50
|
50
|
41
|
19
|
29
|
21
|
21
|
18
|
22
|
27
|
35
|
27
|
22
|
31
|
30
|
35
|
16
|
|
|
2024/03
|
53
|
46
|
34
|
38
|
34
|
64
|
49
|
50
|
49
|
48
|
48
|
41
|
47
|
36
|
30
|
27
|
37
|
19
|
38
|
56
|
56
|
43
|
32
|
29
|
35
|
24
|
38
|
27
|
30
|
35
|
23
|
|
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