Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
29
PM2.5
73
*
PM10
151
O3
0.4
CO
5
SO2
20
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 May
124
Lightly
Sat
4 May
112
Lightly
Sun
5 May
71
Good
Mon
6 May
54
Good
Tue
7 May
65
Good
Wed
8 May
91
Good
Thu
9 May
89
Good
Air quality in the last 12 months (Dachang)
|
2024/02
|
47
|
79
|
101
|
104
|
113
|
76
|
26
|
34
|
82
|
37
|
90
|
172
|
210
|
128
|
28
|
71
|
93
|
97
|
27
|
27
|
24
|
24
|
39
|
69
|
62
|
83
|
70
|
85
|
49
|
||
|
2024/01
|
127
|
129
|
31
|
88
|
36
|
23
|
22
|
59
|
60
|
50
|
119
|
139
|
77
|
27
|
39
|
87
|
111
|
93
|
62
|
50
|
24
|
21
|
22
|
26
|
24
|
34
|
36
|
44
|
94
|
130
|
92
|
|
2023/12
|
32
|
53
|
77
|
125
|
152
|
90
|
184
|
164
|
102
|
60
|
38
|
72
|
108
|
67
|
25
|
19
|
31
|
92
|
58
|
20
|
22
|
28
|
34
|
39
|
79
|
91
|
52
|
62
|
158
|
207
|
32
|
|
2023/11
|
167
|
105
|
40
|
64
|
42
|
50
|
41
|
60
|
29
|
18
|
27
|
18
|
35
|
66
|
113
|
31
|
19
|
40
|
48
|
83
|
178
|
143
|
32
|
24
|
59
|
68
|
50
|
29
|
21
|
20
|
|
|
2023/10
|
31
|
61
|
59
|
34
|
27
|
52
|
79
|
58
|
28
|
32
|
58
|
88
|
63
|
25
|
38
|
48
|
65
|
45
|
22
|
24
|
42
|
63
|
138
|
163
|
122
|
47
|
66
|
113
|
167
|
159
|
127
|
|
2023/09
|
41
|
57
|
55
|
97
|
110
|
100
|
103
|
112
|
33
|
34
|
46
|
24
|
43
|
53
|
70
|
82
|
82
|
41
|
33
|
29
|
51
|
36
|
38
|
48
|
52
|
80
|
62
|
36
|
62
|
25
|
|
|
2023/08
|
33
|
33
|
57
|
53
|
39
|
33
|
46
|
54
|
79
|
62
|
63
|
25
|
30
|
52
|
50
|
64
|
56
|
53
|
78
|
64
|
38
|
28
|
35
|
28
|
32
|
37
|
45
|
35
|
31
|
39
|
47
|
|
2023/07
|
88
|
93
|
57
|
41
|
52
|
80
|
54
|
40
|
35
|
69
|
59
|
37
|
27
|
37
|
30
|
32
|
64
|
71
|
81
|
84
|
55
|
32
|
39
|
74
|
52
|
60
|
66
|
34
|
33
|
14
|
25
|
|
2023/06
|
73
|
34
|
44
|
45
|
70
|
41
|
60
|
59
|
38
|
33
|
37
|
42
|
37
|
83
|
94
|
95
|
97
|
94
|
82
|
48
|
48
|
81
|
92
|
86
|
71
|
51
|
70
|
52
|
53
|
91
|
|
|
2023/05
|
77
|
81
|
82
|
48
|
29
|
34
|
45
|
55
|
57
|
63
|
76
|
66
|
40
|
80
|
108
|
86
|
51
|
47
|
86
|
163
|
133
|
49
|
49
|
73
|
66
|
84
|
91
|
56
|
72
|
55
|
63
|
|
2023/04
|
84
|
88
|
73
|
44
|
40
|
55
|
36
|
53
|
105
|
168
|
311
|
330
|
456
|
175
|
92
|
52
|
78
|
72
|
79
|
76
|
49
|
31
|
58
|
60
|
66
|
55
|
88
|
58
|
46
|
48
|
|
|
2023/03
|
37
|
58
|
79
|
169
|
198
|
161
|
231
|
144
|
83
|
247
|
135
|
53
|
82
|
165
|
127
|
49
|
73
|
54
|
90
|
153
|
163
|
355
|
114
|
72
|
67
|
68
|
60
|
99
|
118
|
105
|
83
|
|
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