Air Quality
Excellent
No health implications.
35
PM2.5
43
PM10
60
O3
1.4
CO
6
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
90
Good
Tue
7 May
97
Good
Wed
8 May
89
Good
Thu
9 May
96
Good
Fri
10 May
107
Lightly
Sat
11 May
95
Good
Sun
12 May
94
Good
Air quality in the last 12 months (Huishan)
|
2024/02
|
28
|
29
|
22
|
34
|
51
|
67
|
55
|
90
|
164
|
139
|
115
|
74
|
49
|
60
|
54
|
28
|
31
|
31
|
33
|
20
|
16
|
28
|
40
|
50
|
70
|
86
|
60
|
45
|
24
|
||
|
2024/01
|
121
|
75
|
89
|
107
|
113
|
173
|
73
|
37
|
96
|
100
|
96
|
100
|
153
|
122
|
47
|
35
|
51
|
33
|
36
|
51
|
55
|
41
|
33
|
46
|
70
|
90
|
123
|
115
|
110
|
54
|
34
|
|
2023/12
|
51
|
60
|
89
|
95
|
88
|
98
|
80
|
67
|
85
|
60
|
18
|
46
|
59
|
78
|
27
|
47
|
28
|
36
|
48
|
68
|
37
|
44
|
55
|
87
|
106
|
120
|
127
|
153
|
118
|
131
|
169
|
|
2023/11
|
57
|
50
|
56
|
55
|
36
|
40
|
58
|
58
|
73
|
33
|
33
|
39
|
38
|
58
|
94
|
97
|
98
|
48
|
56
|
73
|
80
|
72
|
97
|
45
|
39
|
51
|
86
|
94
|
80
|
38
|
|
|
2023/10
|
37
|
26
|
23
|
30
|
45
|
33
|
22
|
28
|
56
|
62
|
43
|
40
|
40
|
69
|
71
|
87
|
81
|
67
|
75
|
31
|
46
|
55
|
49
|
50
|
88
|
105
|
86
|
40
|
49
|
54
|
55
|
|
2023/09
|
32
|
41
|
47
|
28
|
25
|
28
|
40
|
41
|
41
|
55
|
50
|
31
|
20
|
19
|
20
|
30
|
58
|
55
|
41
|
28
|
28
|
26
|
21
|
22
|
46
|
44
|
64
|
61
|
54
|
37
|
|
|
2023/08
|
19
|
24
|
26
|
26
|
31
|
49
|
28
|
37
|
31
|
63
|
79
|
69
|
60
|
36
|
32
|
39
|
39
|
35
|
35
|
32
|
32
|
30
|
36
|
70
|
49
|
38
|
24
|
17
|
26
|
32
|
40
|
|
2023/07
|
38
|
39
|
30
|
27
|
54
|
30
|
29
|
20
|
27
|
25
|
44
|
52
|
42
|
38
|
37
|
40
|
24
|
18
|
22
|
22
|
27
|
18
|
26
|
36
|
38
|
22
|
18
|
17
|
14
|
20
|
24
|
|
2023/06
|
45
|
75
|
60
|
41
|
30
|
39
|
51
|
51
|
68
|
75
|
51
|
39
|
38
|
67
|
87
|
71
|
27
|
19
|
21
|
36
|
79
|
55
|
47
|
26
|
23
|
21
|
28
|
30
|
26
|
23
|
|
|
2023/05
|
68
|
52
|
35
|
35
|
36
|
40
|
31
|
41
|
56
|
47
|
49
|
68
|
77
|
76
|
61
|
73
|
27
|
32
|
37
|
48
|
57
|
94
|
100
|
48
|
50
|
61
|
43
|
48
|
59
|
44
|
37
|
|
2023/04
|
58
|
58
|
52
|
29
|
33
|
54
|
63
|
64
|
58
|
66
|
175
|
244
|
124
|
91
|
74
|
80
|
82
|
68
|
62
|
42
|
55
|
73
|
87
|
41
|
47
|
62
|
65
|
57
|
75
|
73
|
|
|
2023/03
|
86
|
86
|
51
|
70
|
71
|
69
|
74
|
76
|
80
|
78
|
63
|
76
|
64
|
60
|
89
|
82
|
29
|
40
|
42
|
55
|
35
|
53
|
119
|
94
|
53
|
76
|
105
|
88
|
70
|
51
|
65
|
|
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