Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
56
PM2.5
159
*
PM10
86
O3
0.4
CO
9
SO2
15
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
6 May
74
Good
Wed
7 May
91
Good
Thu
8 May
116
Light
Fri
9 May
106
Light
Sat
10 May
65
Good
Sun
11 May
67
Good
Mon
12 May
39
Excellent
Air quality in the last 12 months (Yanchi)
|
2025/02
|
59
|
26
|
29
|
37
|
41
|
98
|
45
|
32
|
52
|
66
|
84
|
49
|
52
|
62
|
67
|
84
|
70
|
63
|
39
|
52
|
49
|
38
|
32
|
46
|
66
|
65
|
62
|
71
|
|||
|
2025/01
|
60
|
60
|
58
|
86
|
73
|
31
|
37
|
35
|
40
|
48
|
74
|
96
|
227
|
31
|
34
|
44
|
47
|
62
|
63
|
52
|
69
|
71
|
93
|
141
|
79
|
68
|
49
|
60
|
53
|
49
|
45
|
|
2024/12
|
43
|
37
|
58
|
34
|
34
|
29
|
29
|
26
|
52
|
47
|
61
|
63
|
56
|
44
|
59
|
54
|
87
|
42
|
52
|
44
|
31
|
41
|
59
|
83
|
69
|
53
|
33
|
50
|
79
|
70
|
61
|
|
2024/11
|
41
|
40
|
48
|
46
|
60
|
66
|
72
|
50
|
63
|
59
|
56
|
44
|
67
|
40
|
70
|
41
|
40
|
37
|
47
|
64
|
53
|
42
|
71
|
48
|
53
|
73
|
71
|
42
|
33
|
42
|
|
|
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
|
|
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