Air Quality
Excellent
No health implications.
5
PM2.5
44
PM10
60
O3
0.5
CO
12
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Nov
65
Good
Mon
25 Nov
49
Excellent
Tue
26 Nov
115
Light
Wed
27 Nov
52
Good
Thu
28 Nov
62
Good
Fri
29 Nov
66
Good
Sat
30 Nov
66
Good
Air quality in the last 12 months (Yanchi)
|
2024/10
|
58
|
41
|
42
|
25
|
39
|
43
|
40
|
44
|
51
|
51
|
55
|
43
|
44
|
58
|
49
|
54
|
42
|
30
|
18
|
48
|
26
|
29
|
41
|
45
|
50
|
47
|
48
|
44
|
49
|
31
|
38
|
|
2024/09
|
34
|
29
|
35
|
39
|
37
|
23
|
21
|
34
|
57
|
39
|
28
|
37
|
24
|
19
|
23
|
26
|
29
|
43
|
48
|
40
|
26
|
33
|
43
|
53
|
39
|
46
|
62
|
64
|
45
|
55
|
|
|
2024/08
|
34
|
28
|
31
|
30
|
38
|
22
|
15
|
15
|
86
|
119
|
27
|
25
|
28
|
25
|
46
|
34
|
34
|
27
|
27
|
23
|
32
|
36
|
36
|
34
|
23
|
15
|
17
|
29
|
35
|
34
|
47
|
|
2024/07
|
38
|
34
|
38
|
33
|
64
|
53
|
22
|
34
|
39
|
40
|
38
|
59
|
57
|
49
|
29
|
23
|
23
|
31
|
24
|
63
|
179
|
69
|
64
|
201
|
59
|
45
|
37
|
32
|
26
|
34
|
39
|
|
2024/06
|
50
|
22
|
24
|
39
|
33
|
30
|
28
|
45
|
33
|
33
|
50
|
52
|
62
|
38
|
33
|
30
|
36
|
31
|
42
|
41
|
34
|
103
|
90
|
166
|
74
|
62
|
34
|
52
|
43
|
30
|
|
|
2024/05
|
29
|
37
|
27
|
29
|
40
|
52
|
38
|
56
|
37
|
116
|
96
|
38
|
45
|
84
|
56
|
69
|
90
|
68
|
121
|
65
|
56
|
56
|
48
|
60
|
57
|
37
|
33
|
38
|
64
|
53
|
36
|
|
2024/04
|
100
|
92
|
52
|
58
|
51
|
49
|
52
|
56
|
55
|
43
|
38
|
55
|
141
|
157
|
95
|
69
|
71
|
59
|
128
|
95
|
80
|
205
|
140
|
97
|
63
|
68
|
52
|
109
|
48
|
27
|
|
|
2024/03
|
48
|
54
|
57
|
57
|
72
|
69
|
88
|
50
|
75
|
83
|
77
|
55
|
59
|
87
|
215
|
167
|
65
|
120
|
74
|
61
|
89
|
133
|
89
|
40
|
50
|
47
|
81
|
98
|
74
|
64
|
63
|
|
2024/02
|
78
|
82
|
92
|
91
|
87
|
60
|
53
|
87
|
69
|
96
|
51
|
53
|
60
|
103
|
53
|
60
|
94
|
478
|
162
|
108
|
63
|
42
|
60
|
126
|
84
|
86
|
105
|
80
|
49
|
||
|
2024/01
|
65
|
48
|
58
|
48
|
41
|
28
|
44
|
70
|
70
|
69
|
62
|
65
|
89
|
58
|
56
|
101
|
119
|
79
|
82
|
69
|
25
|
29
|
30
|
34
|
56
|
63
|
56
|
71
|
64
|
103
|
78
|
|
2023/12
|
45
|
83
|
75
|
51
|
136
|
151
|
87
|
60
|
59
|
67
|
59
|
54
|
85
|
108
|
55
|
58
|
49
|
69
|
71
|
56
|
44
|
58
|
54
|
50
|
63
|
91
|
134
|
93
|
97
|
60
|
53
|
|
2023/11
|
60
|
81
|
54
|
43
|
51
|
48
|
53
|
60
|
46
|
43
|
40
|
36
|
46
|
69
|
148
|
103
|
47
|
52
|
60
|
69
|
71
|
111
|
56
|
53
|
88
|
78
|
59
|
59
|
28
|
42
|
|
|
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