Air Quality
Excellent
No health implications.
18
PM2.5
27
PM10
127
O3
0.6
CO
8
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
84
Good
Sun
18 May
109
Light
Mon
19 May
97
Good
Tue
20 May
62
Good
Wed
21 May
59
Good
Thu
22 May
59
Good
Fri
23 May
48
Excellent
Air quality in the last 12 months (Yangxin)
|
2025/02
|
60
|
49
|
72
|
58
|
55
|
44
|
67
|
38
|
37
|
56
|
57
|
94
|
89
|
59
|
69
|
67
|
62
|
59
|
50
|
56
|
49
|
37
|
70
|
91
|
94
|
83
|
71
|
55
|
|||
|
2025/01
|
107
|
131
|
188
|
139
|
97
|
83
|
67
|
76
|
47
|
45
|
65
|
81
|
80
|
76
|
60
|
56
|
67
|
71
|
90
|
117
|
96
|
99
|
179
|
141
|
35
|
36
|
46
|
69
|
143
|
61
|
66
|
|
2024/12
|
55
|
62
|
111
|
121
|
56
|
56
|
60
|
101
|
54
|
75
|
69
|
107
|
83
|
52
|
57
|
57
|
73
|
100
|
52
|
70
|
109
|
60
|
76
|
95
|
112
|
142
|
146
|
61
|
61
|
91
|
100
|
|
2024/11
|
43
|
70
|
65
|
82
|
58
|
42
|
40
|
42
|
48
|
63
|
45
|
47
|
56
|
65
|
62
|
72
|
20
|
19
|
31
|
43
|
45
|
47
|
74
|
49
|
38
|
33
|
45
|
52
|
45
|
49
|
|
|
2024/10
|
17
|
38
|
29
|
27
|
32
|
48
|
24
|
29
|
45
|
72
|
70
|
68
|
100
|
88
|
81
|
43
|
29
|
34
|
17
|
24
|
48
|
31
|
40
|
42
|
54
|
44
|
26
|
68
|
101
|
59
|
41
|
|
2024/09
|
42
|
52
|
49
|
43
|
46
|
45
|
47
|
45
|
46
|
39
|
40
|
32
|
41
|
49
|
36
|
29
|
45
|
42
|
46
|
40
|
31
|
26
|
26
|
35
|
45
|
46
|
54
|
27
|
35
|
45
|
|
|
2024/08
|
22
|
24
|
31
|
29
|
38
|
33
|
39
|
38
|
36
|
31
|
63
|
73
|
47
|
25
|
31
|
32
|
47
|
44
|
40
|
37
|
31
|
43
|
39
|
42
|
41
|
46
|
32
|
19
|
38
|
46
|
45
|
|
2024/07
|
21
|
20
|
38
|
22
|
23
|
21
|
25
|
22
|
27
|
40
|
42
|
33
|
42
|
50
|
41
|
47
|
28
|
25
|
23
|
26
|
27
|
28
|
35
|
42
|
34
|
31
|
22
|
16
|
14
|
25
|
24
|
|
2024/06
|
26
|
36
|
24
|
24
|
28
|
31
|
30
|
36
|
33
|
31
|
25
|
33
|
37
|
40
|
38
|
37
|
41
|
29
|
27
|
34
|
40
|
19
|
23
|
41
|
19
|
38
|
16
|
20
|
24
|
23
|
|
|
2024/05
|
32
|
30
|
33
|
23
|
30
|
34
|
41
|
47
|
57
|
70
|
55
|
83
|
79
|
55
|
60
|
51
|
60
|
61
|
62
|
49
|
37
|
18
|
30
|
34
|
33
|
30
|
19
|
22
|
29
|
46
|
32
|
|
2024/04
|
30
|
18
|
49
|
61
|
59
|
57
|
61
|
61
|
31
|
41
|
53
|
43
|
35
|
39
|
47
|
55
|
43
|
34
|
25
|
45
|
44
|
39
|
49
|
105
|
77
|
49
|
49
|
42
|
30
|
18
|
|
|
2024/03
|
50
|
62
|
50
|
39
|
76
|
73
|
81
|
79
|
66
|
77
|
69
|
68
|
74
|
79
|
93
|
72
|
66
|
56
|
64
|
78
|
59
|
63
|
48
|
58
|
28
|
42
|
49
|
51
|
49
|
45
|
35
|
|
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