Air Quality
Excellent
No health implications.
9
PM2.5
13
PM10
107
O3
0.3
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
81
Good
Sat
20 Apr
68
Good
Sun
21 Apr
43
Excellent
Mon
22 Apr
51
Good
Tue
23 Apr
63
Good
Wed
24 Apr
49
Excellent
Thu
25 Apr
50
Excellent
Air quality in the last 12 months (Xuyong)
|
2024/02
|
99
|
89
|
46
|
35
|
35
|
39
|
50
|
59
|
98
|
135
|
89
|
95
|
107
|
124
|
51
|
58
|
72
|
75
|
92
|
119
|
99
|
16
|
18
|
20
|
32
|
42
|
53
|
67
|
72
|
||
|
2024/01
|
105
|
78
|
68
|
82
|
95
|
92
|
125
|
100
|
97
|
113
|
99
|
143
|
161
|
128
|
113
|
110
|
62
|
66
|
70
|
72
|
30
|
20
|
38
|
38
|
49
|
61
|
66
|
72
|
98
|
105
|
92
|
|
2023/12
|
27
|
25
|
45
|
53
|
77
|
79
|
93
|
111
|
144
|
125
|
105
|
50
|
48
|
71
|
65
|
48
|
49
|
54
|
63
|
72
|
82
|
90
|
88
|
88
|
112
|
134
|
148
|
165
|
124
|
109
|
175
|
|
2023/11
|
95
|
106
|
100
|
47
|
46
|
66
|
80
|
105
|
90
|
89
|
59
|
22
|
24
|
37
|
31
|
45
|
61
|
83
|
88
|
102
|
108
|
61
|
115
|
147
|
121
|
61
|
86
|
96
|
83
|
65
|
|
|
2023/10
|
40
|
39
|
39
|
35
|
19
|
12
|
20
|
31
|
20
|
22
|
38
|
27
|
21
|
31
|
51
|
64
|
73
|
68
|
22
|
31
|
52
|
60
|
80
|
84
|
58
|
40
|
27
|
31
|
40
|
52
|
77
|
|
2023/09
|
53
|
64
|
61
|
66
|
51
|
43
|
44
|
48
|
44
|
54
|
55
|
24
|
28
|
32
|
45
|
56
|
66
|
62
|
58
|
30
|
21
|
23
|
22
|
21
|
19
|
25
|
33
|
30
|
33
|
36
|
|
|
2023/08
|
28
|
27
|
24
|
29
|
33
|
32
|
25
|
28
|
29
|
34
|
39
|
29
|
32
|
40
|
41
|
46
|
58
|
54
|
52
|
55
|
46
|
42
|
51
|
27
|
23
|
19
|
30
|
33
|
45
|
33
|
37
|
|
2023/07
|
50
|
42
|
36
|
29
|
38
|
48
|
54
|
44
|
38
|
34
|
32
|
30
|
28
|
27
|
49
|
50
|
48
|
48
|
29
|
33
|
33
|
35
|
45
|
36
|
42
|
29
|
21
|
19
|
22
|
35
|
32
|
|
2023/06
|
26
|
24
|
20
|
25
|
25
|
41
|
57
|
41
|
38
|
40
|
37
|
35
|
49
|
46
|
39
|
32
|
41
|
40
|
43
|
57
|
33
|
29
|
38
|
43
|
47
|
52
|
47
|
41
|
32
|
40
|
|
|
2023/05
|
62
|
64
|
65
|
71
|
61
|
44
|
40
|
30
|
21
|
24
|
23
|
35
|
42
|
53
|
78
|
75
|
70
|
56
|
71
|
55
|
57
|
29
|
45
|
59
|
64
|
66
|
63
|
51
|
64
|
70
|
54
|
|
2023/04
|
57
|
66
|
54
|
40
|
37
|
37
|
49
|
56
|
67
|
69
|
66
|
58
|
72
|
54
|
44
|
68
|
81
|
39
|
47
|
43
|
65
|
22
|
15
|
20
|
36
|
51
|
53
|
53
|
47
|
57
|
|
|
2023/03
|
88
|
88
|
62
|
56
|
74
|
93
|
115
|
72
|
61
|
70
|
75
|
37
|
26
|
50
|
78
|
83
|
53
|
34
|
35
|
49
|
68
|
70
|
42
|
22
|
27
|
45
|
27
|
35
|
35
|
42
|
66
|
|
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