Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
20
PM2.5
52
*
PM10
99
O3
0.7
CO
6
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Apr
86
Good
Tue
30 Apr
69
Good
Wed
1 May
81
Good
Thu
2 May
88
Good
Fri
3 May
89
Good
Sat
4 May
91
Good
Sun
5 May
91
Good
Air quality in the last 12 months (Erqi)
|
2024/02
|
65
|
47
|
79
|
101
|
115
|
196
|
203
|
182
|
138
|
227
|
87
|
116
|
99
|
165
|
68
|
64
|
64
|
98
|
80
|
40
|
45
|
30
|
41
|
82
|
176
|
102
|
91
|
77
|
118
|
||
|
2024/01
|
129
|
136
|
52
|
74
|
102
|
92
|
47
|
99
|
148
|
119
|
136
|
257
|
341
|
184
|
48
|
69
|
127
|
123
|
66
|
66
|
66
|
37
|
47
|
50
|
43
|
61
|
65
|
60
|
107
|
195
|
243
|
|
2023/12
|
46
|
57
|
84
|
85
|
85
|
131
|
100
|
82
|
128
|
53
|
37
|
74
|
86
|
59
|
52
|
40
|
36
|
62
|
135
|
88
|
36
|
40
|
95
|
95
|
83
|
141
|
140
|
128
|
238
|
148
|
123
|
|
2023/11
|
60
|
62
|
116
|
69
|
32
|
56
|
56
|
82
|
104
|
32
|
47
|
77
|
77
|
92
|
148
|
96
|
68
|
72
|
72
|
136
|
152
|
104
|
68
|
45
|
58
|
89
|
87
|
78
|
67
|
53
|
|
|
2023/10
|
51
|
28
|
40
|
58
|
57
|
41
|
45
|
53
|
75
|
74
|
67
|
95
|
72
|
56
|
59
|
100
|
97
|
69
|
39
|
50
|
63
|
57
|
64
|
70
|
65
|
82
|
81
|
92
|
69
|
70
|
68
|
|
2023/09
|
54
|
63
|
59
|
67
|
66
|
85
|
72
|
52
|
57
|
55
|
62
|
47
|
46
|
59
|
55
|
52
|
55
|
50
|
32
|
31
|
42
|
51
|
46
|
25
|
30
|
30
|
36
|
40
|
31
|
56
|
|
|
2023/08
|
29
|
34
|
37
|
41
|
46
|
30
|
36
|
54
|
55
|
58
|
63
|
35
|
44
|
43
|
66
|
69
|
75
|
63
|
50
|
45
|
42
|
64
|
52
|
43
|
50
|
35
|
24
|
32
|
63
|
59
|
56
|
|
2023/07
|
77
|
48
|
27
|
41
|
70
|
62
|
65
|
78
|
77
|
44
|
39
|
33
|
33
|
59
|
51
|
64
|
59
|
58
|
48
|
33
|
32
|
39
|
65
|
55
|
44
|
40
|
45
|
43
|
21
|
20
|
27
|
|
2023/06
|
56
|
58
|
51
|
29
|
45
|
71
|
60
|
62
|
63
|
78
|
92
|
62
|
71
|
71
|
65
|
64
|
46
|
40
|
36
|
71
|
80
|
76
|
73
|
78
|
50
|
68
|
67
|
37
|
41
|
75
|
|
|
2023/05
|
107
|
79
|
40
|
24
|
33
|
54
|
46
|
54
|
52
|
53
|
48
|
63
|
79
|
81
|
77
|
73
|
59
|
70
|
74
|
85
|
77
|
47
|
64
|
50
|
48
|
59
|
25
|
26
|
36
|
38
|
52
|
|
2023/04
|
59
|
63
|
38
|
27
|
32
|
81
|
78
|
87
|
86
|
86
|
412
|
486
|
282
|
223
|
215
|
87
|
97
|
107
|
100
|
165
|
63
|
29
|
23
|
32
|
46
|
67
|
56
|
142
|
137
|
88
|
|
|
2023/03
|
102
|
98
|
97
|
74
|
102
|
103
|
111
|
90
|
115
|
82
|
232
|
127
|
101
|
87
|
159
|
71
|
50
|
79
|
82
|
89
|
85
|
172
|
372
|
156
|
119
|
99
|
91
|
79
|
79
|
79
|
53
|
|
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