Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
20
PM2.5
57
*
PM10
32
O3
0.4
CO
6
SO2
25
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
11 Jan
95
Good
Mon
12 Jan
108
Light
Tue
13 Jan
149
Light
Wed
14 Jan
148
Light
Thu
15 Jan
117
Light
Fri
16 Jan
127
Light
Sat
17 Jan
47
Excellent
Air quality in the last 12 months (Xiayi)
|
2025/11
|
110
|
87
|
61
|
78
|
100
|
67
|
53
|
97
|
80
|
71
|
58
|
62
|
114
|
166
|
174
|
152
|
43
|
49
|
59
|
82
|
150
|
97
|
86
|
119
|
62
|
91
|
249
|
123
|
93
|
138
|
|
|
2025/10
|
25
|
10
|
22
|
33
|
32
|
22
|
45
|
55
|
27
|
21
|
24
|
27
|
24
|
38
|
37
|
37
|
20
|
36
|
39
|
39
|
46
|
55
|
72
|
67
|
93
|
89
|
99
|
83
|
67
|
73
|
169
|
|
2025/09
|
22
|
32
|
32
|
48
|
52
|
34
|
49
|
22
|
27
|
29
|
23
|
11
|
44
|
31
|
26
|
22
|
21
|
21
|
13
|
29
|
41
|
27
|
15
|
19
|
34
|
38
|
27
|
21
|
34
|
33
|
|
|
2025/08
|
20
|
22
|
24
|
34
|
33
|
34
|
28
|
27
|
22
|
20
|
16
|
21
|
21
|
24
|
30
|
25
|
26
|
33
|
34
|
26
|
25
|
24
|
20
|
28
|
39
|
34
|
31
|
37
|
37
|
39
|
26
|
|
2025/07
|
28
|
27
|
26
|
24
|
29
|
29
|
36
|
32
|
19
|
47
|
57
|
36
|
36
|
40
|
39
|
44
|
40
|
36
|
40
|
32
|
28
|
24
|
26
|
27
|
27
|
28
|
24
|
25
|
21
|
26
|
32
|
|
2025/06
|
43
|
38
|
56
|
61
|
55
|
53
|
47
|
60
|
45
|
52
|
50
|
42
|
42
|
48
|
49
|
57
|
52
|
39
|
21
|
25
|
43
|
30
|
47
|
46
|
52
|
29
|
30
|
21
|
13
|
18
|
|
|
2025/05
|
57
|
82
|
49
|
50
|
65
|
109
|
76
|
62
|
40
|
28
|
50
|
54
|
53
|
56
|
76
|
73
|
113
|
72
|
86
|
59
|
53
|
64
|
65
|
60
|
52
|
49
|
61
|
58
|
63
|
63
|
75
|
|
2025/04
|
68
|
52
|
54
|
66
|
87
|
76
|
74
|
81
|
86
|
99
|
68
|
206
|
86
|
56
|
55
|
67
|
85
|
76
|
53
|
58
|
48
|
68
|
85
|
86
|
60
|
57
|
61
|
47
|
50
|
67
|
|
|
2025/03
|
137
|
47
|
38
|
50
|
67
|
79
|
71
|
83
|
96
|
91
|
109
|
145
|
101
|
54
|
65
|
46
|
52
|
52
|
59
|
58
|
52
|
65
|
82
|
176
|
90
|
81
|
121
|
131
|
60
|
59
|
74
|
|
2025/02
|
122
|
145
|
141
|
78
|
58
|
59
|
78
|
43
|
56
|
68
|
106
|
123
|
120
|
79
|
91
|
80
|
61
|
71
|
85
|
53
|
58
|
96
|
88
|
44
|
72
|
104
|
107
|
100
|
|||
|
2025/01
|
129
|
169
|
105
|
156
|
145
|
71
|
63
|
67
|
50
|
59
|
82
|
74
|
95
|
147
|
57
|
73
|
97
|
116
|
138
|
124
|
172
|
210
|
118
|
102
|
104
|
84
|
46
|
77
|
224
|
121
|
129
|
|
2024/12
|
79
|
93
|
64
|
102
|
153
|
154
|
117
|
50
|
58
|
99
|
120
|
82
|
99
|
80
|
66
|
82
|
103
|
53
|
57
|
106
|
73
|
54
|
83
|
111
|
148
|
165
|
84
|
72
|
64
|
100
|
115
|
|
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