Air Quality
Excellent
No health implications.
18
PM2.5
43
PM10
108
O3
0.5
CO
9
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
52
Good
Sun
5 May
59
Good
Mon
6 May
74
Good
Tue
7 May
70
Good
Wed
8 May
71
Good
Thu
9 May
80
Good
Fri
10 May
79
Good
Air quality in the last 12 months (Xiaoting)
|
2024/02
|
54
|
39
|
32
|
45
|
80
|
80
|
72
|
91
|
100
|
110
|
102
|
90
|
70
|
75
|
57
|
73
|
57
|
58
|
210
|
18
|
22
|
32
|
30
|
42
|
79
|
95
|
65
|
78
|
66
|
||
|
2024/01
|
92
|
75
|
52
|
84
|
98
|
133
|
152
|
111
|
109
|
104
|
125
|
134
|
145
|
164
|
77
|
67
|
54
|
53
|
30
|
45
|
69
|
40
|
37
|
48
|
67
|
84
|
81
|
103
|
129
|
133
|
134
|
|
2023/12
|
54
|
75
|
69
|
73
|
67
|
71
|
56
|
64
|
88
|
64
|
25
|
40
|
47
|
22
|
30
|
50
|
50
|
42
|
57
|
80
|
85
|
61
|
91
|
122
|
129
|
137
|
140
|
187
|
212
|
199
|
99
|
|
2023/11
|
44
|
53
|
67
|
54
|
39
|
35
|
45
|
53
|
59
|
81
|
36
|
31
|
41
|
53
|
66
|
50
|
59
|
55
|
59
|
58
|
76
|
80
|
75
|
57
|
51
|
75
|
61
|
71
|
82
|
54
|
|
|
2023/10
|
27
|
25
|
18
|
26
|
25
|
30
|
28
|
30
|
37
|
33
|
39
|
50
|
49
|
42
|
41
|
47
|
67
|
83
|
49
|
31
|
44
|
51
|
65
|
72
|
67
|
36
|
26
|
38
|
37
|
34
|
41
|
|
2023/09
|
45
|
42
|
47
|
54
|
49
|
38
|
45
|
41
|
55
|
55
|
33
|
21
|
26
|
37
|
44
|
47
|
49
|
60
|
32
|
28
|
25
|
25
|
18
|
19
|
26
|
31
|
33
|
36
|
34
|
27
|
|
|
2023/08
|
28
|
34
|
39
|
41
|
39
|
38
|
33
|
36
|
41
|
45
|
58
|
61
|
29
|
34
|
43
|
46
|
53
|
53
|
49
|
48
|
36
|
39
|
52
|
52
|
55
|
52
|
27
|
30
|
36
|
39
|
45
|
|
2023/07
|
38
|
40
|
41
|
27
|
36
|
36
|
37
|
45
|
30
|
36
|
38
|
34
|
35
|
27
|
41
|
57
|
53
|
43
|
36
|
36
|
36
|
37
|
43
|
48
|
26
|
29
|
34
|
27
|
28
|
26
|
29
|
|
2023/06
|
41
|
45
|
44
|
35
|
25
|
32
|
38
|
30
|
41
|
42
|
58
|
37
|
43
|
59
|
53
|
33
|
22
|
20
|
28
|
32
|
43
|
28
|
34
|
48
|
39
|
45
|
42
|
31
|
35
|
32
|
|
|
2023/05
|
76
|
59
|
66
|
41
|
34
|
30
|
37
|
38
|
42
|
37
|
43
|
50
|
58
|
63
|
71
|
58
|
39
|
56
|
45
|
45
|
52
|
27
|
28
|
48
|
63
|
44
|
46
|
49
|
41
|
27
|
45
|
|
2023/04
|
65
|
70
|
34
|
24
|
36
|
56
|
99
|
88
|
73
|
70
|
91
|
149
|
128
|
72
|
62
|
61
|
65
|
53
|
60
|
67
|
78
|
28
|
21
|
21
|
29
|
40
|
50
|
58
|
97
|
93
|
|
|
2023/03
|
124
|
98
|
108
|
74
|
89
|
65
|
55
|
73
|
78
|
64
|
53
|
130
|
86
|
67
|
90
|
59
|
27
|
38
|
56
|
55
|
55
|
89
|
83
|
99
|
66
|
75
|
68
|
73
|
63
|
62
|
66
|
|
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