Air Quality
Excellent
No health implications.
2
PM2.5
5
PM10
61
O3
0.3
CO
7
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
60
Good
Wed
1 May
71
Good
Thu
2 May
75
Good
Fri
3 May
77
Good
Sat
4 May
69
Good
Sun
5 May
64
Good
Air quality in the last 12 months (Siziwang)
|
2024/02
|
37
|
67
|
30
|
56
|
68
|
24
|
63
|
89
|
163
|
328
|
138
|
77
|
64
|
31
|
39
|
70
|
74
|
128
|
53
|
43
|
30
|
26
|
36
|
59
|
43
|
62
|
92
|
35
|
26
|
||
|
2024/01
|
151
|
117
|
68
|
76
|
45
|
30
|
50
|
85
|
51
|
80
|
97
|
112
|
69
|
27
|
43
|
78
|
123
|
127
|
105
|
29
|
21
|
32
|
70
|
108
|
137
|
154
|
125
|
108
|
87
|
83
|
25
|
|
2023/12
|
40
|
66
|
74
|
89
|
91
|
208
|
113
|
129
|
55
|
56
|
66
|
83
|
71
|
81
|
35
|
24
|
43
|
88
|
23
|
37
|
41
|
65
|
94
|
101
|
108
|
136
|
139
|
191
|
164
|
79
|
48
|
|
2023/11
|
69
|
87
|
76
|
107
|
64
|
32
|
51
|
28
|
22
|
19
|
22
|
21
|
46
|
63
|
71
|
32
|
34
|
62
|
79
|
76
|
90
|
103
|
23
|
45
|
71
|
88
|
23
|
27
|
29
|
31
|
|
|
2023/10
|
39
|
52
|
38
|
24
|
32
|
56
|
42
|
23
|
31
|
44
|
53
|
35
|
29
|
48
|
43
|
47
|
69
|
34
|
20
|
30
|
46
|
78
|
81
|
86
|
75
|
55
|
69
|
71
|
72
|
64
|
112
|
|
2023/09
|
36
|
36
|
38
|
44
|
46
|
48
|
66
|
60
|
36
|
44
|
24
|
26
|
38
|
57
|
52
|
35
|
31
|
43
|
24
|
30
|
44
|
31
|
39
|
42
|
58
|
58
|
29
|
37
|
39
|
24
|
|
|
2023/08
|
32
|
39
|
46
|
28
|
39
|
36
|
48
|
45
|
54
|
56
|
39
|
34
|
32
|
52
|
56
|
54
|
76
|
42
|
32
|
61
|
40
|
26
|
22
|
27
|
31
|
40
|
34
|
41
|
31
|
27
|
31
|
|
2023/07
|
63
|
53
|
51
|
45
|
75
|
42
|
33
|
28
|
39
|
36
|
45
|
38
|
42
|
48
|
29
|
34
|
60
|
76
|
74
|
66
|
48
|
33
|
37
|
45
|
52
|
41
|
49
|
39
|
44
|
35
|
15
|
|
2023/06
|
63
|
30
|
32
|
27
|
30
|
36
|
44
|
31
|
34
|
30
|
33
|
50
|
37
|
51
|
72
|
79
|
69
|
76
|
51
|
29
|
40
|
63
|
64
|
65
|
54
|
57
|
59
|
37
|
34
|
51
|
|
|
2023/05
|
67
|
91
|
85
|
47
|
26
|
28
|
31
|
36
|
57
|
56
|
52
|
53
|
38
|
62
|
62
|
156
|
48
|
37
|
216
|
167
|
36
|
29
|
48
|
78
|
53
|
45
|
68
|
64
|
45
|
38
|
57
|
|
2023/04
|
79
|
89
|
44
|
34
|
29
|
34
|
30
|
49
|
190
|
424
|
265
|
110
|
164
|
163
|
54
|
59
|
162
|
113
|
210
|
45
|
32
|
47
|
49
|
39
|
47
|
64
|
224
|
79
|
53
|
35
|
|
|
2023/03
|
36
|
44
|
55
|
60
|
81
|
76
|
70
|
69
|
104
|
202
|
93
|
64
|
86
|
96
|
48
|
65
|
44
|
28
|
50
|
51
|
239
|
475
|
83
|
57
|
41
|
60
|
49
|
55
|
47
|
56
|
79
|
|
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