Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
52
*
PM2.5
82
PM10
4
O3
0.9
CO
7
SO2
49
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
162
Moderate
Wed
17 Dec
176
Moderate
Thu
18 Dec
166
Moderate
Fri
19 Dec
171
Moderate
Sat
20 Dec
196
Moderate
Sun
21 Dec
18
Excellent
Mon
22 Dec
25
Excellent
Air quality in the last 12 months (Chanhe Hui)
|
2025/11
|
54
|
74
|
88
|
147
|
127
|
134
|
69
|
49
|
74
|
92
|
95
|
86
|
74
|
75
|
74
|
79
|
42
|
43
|
46
|
60
|
61
|
67
|
86
|
130
|
96
|
148
|
248
|
101
|
82
|
84
|
|
|
2025/10
|
30
|
20
|
43
|
55
|
26
|
23
|
34
|
49
|
20
|
28
|
33
|
39
|
37
|
69
|
64
|
66
|
19
|
34
|
48
|
42
|
48
|
68
|
96
|
116
|
56
|
69
|
143
|
142
|
173
|
163
|
129
|
|
2025/09
|
42
|
47
|
30
|
20
|
29
|
56
|
57
|
39
|
32
|
47
|
21
|
32
|
44
|
39
|
46
|
34
|
26
|
22
|
22
|
36
|
43
|
18
|
22
|
39
|
48
|
46
|
29
|
28
|
35
|
51
|
|
|
2025/08
|
40
|
38
|
49
|
42
|
42
|
26
|
36
|
27
|
25
|
35
|
29
|
48
|
48
|
44
|
38
|
27
|
37
|
42
|
38
|
33
|
31
|
43
|
45
|
33
|
62
|
53
|
49
|
38
|
27
|
37
|
35
|
|
2025/07
|
17
|
22
|
25
|
34
|
28
|
35
|
32
|
38
|
34
|
46
|
56
|
58
|
49
|
47
|
41
|
48
|
44
|
47
|
49
|
42
|
35
|
31
|
22
|
26
|
32
|
38
|
40
|
44
|
42
|
39
|
41
|
|
2025/06
|
49
|
50
|
49
|
42
|
47
|
50
|
49
|
55
|
42
|
66
|
64
|
54
|
57
|
49
|
44
|
48
|
50
|
34
|
35
|
40
|
37
|
50
|
39
|
46
|
55
|
33
|
49
|
38
|
38
|
32
|
|
|
2025/05
|
70
|
100
|
63
|
56
|
134
|
194
|
148
|
90
|
99
|
43
|
48
|
48
|
61
|
58
|
47
|
58
|
123
|
86
|
91
|
72
|
83
|
67
|
94
|
71
|
49
|
46
|
66
|
68
|
73
|
48
|
46
|
|
2025/04
|
69
|
63
|
67
|
99
|
76
|
85
|
88
|
97
|
108
|
109
|
99
|
231
|
134
|
56
|
55
|
107
|
124
|
111
|
83
|
95
|
67
|
153
|
134
|
74
|
69
|
77
|
64
|
56
|
49
|
126
|
|
|
2025/03
|
130
|
49
|
39
|
53
|
87
|
110
|
80
|
94
|
118
|
133
|
120
|
138
|
166
|
91
|
53
|
45
|
46
|
50
|
50
|
46
|
49
|
67
|
94
|
263
|
168
|
244
|
127
|
166
|
73
|
53
|
71
|
|
2025/02
|
106
|
157
|
104
|
45
|
44
|
61
|
58
|
37
|
73
|
121
|
148
|
77
|
63
|
74
|
77
|
69
|
80
|
97
|
61
|
73
|
120
|
136
|
114
|
104
|
85
|
81
|
116
|
168
|
|||
|
2025/01
|
160
|
187
|
156
|
173
|
106
|
60
|
68
|
52
|
64
|
85
|
73
|
58
|
92
|
94
|
39
|
53
|
95
|
112
|
106
|
146
|
200
|
222
|
85
|
123
|
116
|
63
|
34
|
61
|
213
|
197
|
129
|
|
2024/12
|
64
|
69
|
64
|
109
|
54
|
57
|
64
|
78
|
132
|
144
|
139
|
152
|
64
|
51
|
49
|
66
|
109
|
92
|
94
|
115
|
52
|
91
|
127
|
159
|
128
|
130
|
91
|
44
|
66
|
74
|
91
|
|
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