Air Quality
Excellent
No health implications.
5
PM2.5
10
PM10
38
O3
0.8
CO
10
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
46
Excellent
Mon
21 Apr
51
Good
Tue
22 Apr
72
Good
Wed
23 Apr
76
Good
Thu
24 Apr
74
Good
Fri
25 Apr
44
Excellent
Sat
26 Apr
48
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