Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
39
PM2.5
389
*
PM10
152
O3
0.5
CO
8
SO2
10
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
2 May
99
Good
Sat
3 May
85
Good
Sun
4 May
86
Good
Mon
5 May
102
Light
Tue
6 May
94
Good
Wed
7 May
89
Good
Thu
8 May
31
Excellent
Air quality in the last 12 months (Tongxu)
|
2025/02
|
92
|
165
|
131
|
57
|
55
|
60
|
99
|
66
|
74
|
73
|
124
|
124
|
81
|
83
|
81
|
78
|
81
|
86
|
89
|
75
|
87
|
101
|
88
|
68
|
77
|
97
|
117
|
124
|
|||
|
2025/01
|
144
|
113
|
122
|
212
|
103
|
70
|
66
|
56
|
57
|
89
|
82
|
66
|
95
|
136
|
61
|
60
|
89
|
117
|
97
|
166
|
229
|
172
|
96
|
150
|
140
|
76
|
41
|
81
|
276
|
175
|
98
|
|
2024/12
|
64
|
64
|
88
|
130
|
102
|
78
|
100
|
59
|
73
|
107
|
131
|
128
|
83
|
69
|
62
|
73
|
106
|
68
|
59
|
110
|
82
|
63
|
89
|
138
|
157
|
152
|
92
|
55
|
94
|
85
|
106
|
|
2024/11
|
86
|
88
|
120
|
71
|
57
|
93
|
73
|
63
|
69
|
91
|
145
|
151
|
148
|
75
|
88
|
71
|
46
|
54
|
45
|
75
|
95
|
141
|
87
|
58
|
46
|
48
|
71
|
55
|
51
|
71
|
|
|
2024/10
|
49
|
53
|
61
|
67
|
66
|
79
|
136
|
145
|
116
|
113
|
96
|
117
|
104
|
124
|
123
|
100
|
54
|
18
|
21
|
32
|
56
|
75
|
84
|
73
|
89
|
124
|
141
|
132
|
141
|
128
|
172
|
|
2024/09
|
49
|
30
|
42
|
50
|
46
|
33
|
55
|
57
|
51
|
47
|
25
|
32
|
31
|
41
|
39
|
45
|
54
|
29
|
41
|
44
|
20
|
35
|
56
|
65
|
78
|
108
|
100
|
60
|
60
|
19
|
|
|
2024/08
|
20
|
31
|
33
|
32
|
28
|
12
|
26
|
29
|
29
|
101
|
100
|
36
|
39
|
43
|
46
|
40
|
44
|
28
|
24
|
24
|
40
|
47
|
52
|
52
|
46
|
39
|
27
|
32
|
40
|
44
|
50
|
|
2024/07
|
38
|
27
|
36
|
16
|
23
|
22
|
25
|
15
|
35
|
63
|
52
|
28
|
54
|
57
|
29
|
29
|
15
|
18
|
22
|
22
|
27
|
31
|
29
|
40
|
34
|
25
|
28
|
16
|
16
|
18
|
17
|
|
2024/06
|
83
|
122
|
96
|
95
|
72
|
63
|
49
|
61
|
66
|
60
|
57
|
56
|
60
|
62
|
63
|
37
|
36
|
49
|
55
|
50
|
43
|
41
|
66
|
106
|
102
|
60
|
59
|
41
|
24
|
35
|
|
|
2024/05
|
51
|
54
|
54
|
52
|
58
|
67
|
69
|
69
|
73
|
77
|
150
|
110
|
100
|
94
|
82
|
72
|
74
|
72
|
64
|
70
|
63
|
56
|
61
|
73
|
75
|
63
|
55
|
62
|
84
|
73
|
120
|
|
2024/04
|
84
|
104
|
67
|
49
|
65
|
52
|
56
|
61
|
76
|
68
|
52
|
47
|
57
|
30
|
40
|
76
|
87
|
82
|
76
|
83
|
76
|
73
|
93
|
104
|
89
|
73
|
66
|
60
|
66
|
54
|
|
|
2024/03
|
95
|
99
|
91
|
104
|
123
|
93
|
97
|
58
|
66
|
80
|
86
|
109
|
102
|
102
|
84
|
111
|
113
|
83
|
101
|
76
|
93
|
108
|
102
|
51
|
46
|
61
|
30
|
67
|
69
|
93
|
86
|
|
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