Air Quality
Excellent
No health implications.
15
PM2.5
39
PM10
88
O3
0.3
CO
3
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
58
Good
Wed
1 May
73
Good
Thu
2 May
88
Good
Fri
3 May
76
Good
Sat
4 May
76
Good
Sun
5 May
58
Good
Mon
6 May
59
Good
Air quality in the last 12 months (Suyu)
|
2024/02
|
43
|
51
|
55
|
58
|
79
|
83
|
158
|
196
|
181
|
331
|
261
|
85
|
62
|
80
|
37
|
44
|
59
|
61
|
47
|
25
|
35
|
37
|
43
|
83
|
107
|
88
|
72
|
60
|
62
|
||
|
2024/01
|
99
|
130
|
176
|
100
|
123
|
177
|
38
|
54
|
117
|
59
|
116
|
186
|
188
|
174
|
43
|
43
|
50
|
75
|
62
|
81
|
61
|
38
|
40
|
62
|
98
|
90
|
113
|
119
|
154
|
143
|
56
|
|
2023/12
|
64
|
82
|
95
|
143
|
121
|
131
|
118
|
74
|
96
|
49
|
35
|
46
|
64
|
38
|
39
|
34
|
27
|
69
|
103
|
62
|
40
|
44
|
55
|
86
|
111
|
135
|
172
|
108
|
83
|
200
|
230
|
|
2023/11
|
71
|
60
|
101
|
58
|
42
|
35
|
58
|
79
|
114
|
29
|
48
|
54
|
40
|
76
|
117
|
85
|
63
|
54
|
86
|
133
|
126
|
133
|
128
|
40
|
46
|
71
|
118
|
132
|
61
|
37
|
|
|
2023/10
|
34
|
38
|
40
|
49
|
41
|
52
|
34
|
34
|
51
|
56
|
62
|
67
|
53
|
95
|
102
|
97
|
71
|
110
|
85
|
27
|
44
|
60
|
86
|
85
|
81
|
124
|
55
|
63
|
58
|
81
|
84
|
|
2023/09
|
63
|
87
|
45
|
40
|
45
|
49
|
62
|
61
|
52
|
49
|
45
|
51
|
34
|
42
|
40
|
46
|
54
|
62
|
81
|
33
|
27
|
39
|
53
|
32
|
43
|
73
|
62
|
78
|
61
|
59
|
|
|
2023/08
|
23
|
35
|
30
|
32
|
37
|
36
|
34
|
52
|
52
|
76
|
67
|
62
|
38
|
43
|
42
|
40
|
45
|
41
|
45
|
32
|
42
|
54
|
70
|
43
|
62
|
48
|
34
|
32
|
37
|
44
|
41
|
|
2023/07
|
52
|
58
|
30
|
31
|
58
|
43
|
30
|
47
|
46
|
39
|
37
|
64
|
36
|
50
|
58
|
49
|
44
|
25
|
30
|
30
|
26
|
47
|
47
|
43
|
54
|
30
|
24
|
17
|
19
|
25
|
37
|
|
2023/06
|
51
|
76
|
63
|
47
|
34
|
51
|
64
|
77
|
79
|
84
|
69
|
48
|
76
|
87
|
92
|
101
|
77
|
27
|
26
|
60
|
94
|
98
|
86
|
46
|
30
|
30
|
45
|
38
|
40
|
71
|
|
|
2023/05
|
94
|
83
|
53
|
38
|
42
|
58
|
55
|
54
|
54
|
47
|
64
|
64
|
73
|
70
|
71
|
65
|
49
|
34
|
38
|
73
|
174
|
161
|
73
|
57
|
60
|
74
|
70
|
61
|
23
|
39
|
45
|
|
2023/04
|
60
|
62
|
53
|
40
|
33
|
64
|
47
|
52
|
62
|
68
|
268
|
333
|
117
|
83
|
131
|
68
|
90
|
90
|
54
|
83
|
54
|
68
|
58
|
50
|
64
|
70
|
77
|
75
|
70
|
101
|
|
|
2023/03
|
128
|
67
|
77
|
112
|
157
|
124
|
76
|
85
|
108
|
70
|
93
|
74
|
70
|
70
|
221
|
100
|
37
|
76
|
88
|
84
|
73
|
47
|
416
|
162
|
87
|
98
|
114
|
110
|
79
|
80
|
82
|
|
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