Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
164
*
PM2.5
235
PM10
2
O3
1.3
CO
5
SO2
60
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
6 Nov
128
Light
Fri
7 Nov
81
Good
Sat
8 Nov
94
Good
Sun
9 Nov
67
Good
Mon
10 Nov
65
Good
Tue
11 Nov
27
Excellent
Wed
12 Nov
36
Excellent
Air quality in the last 12 months (Dachang)
|
2025/09
|
27
|
49
|
51
|
63
|
57
|
26
|
36
|
29
|
53
|
37
|
59
|
70
|
55
|
33
|
28
|
25
|
17
|
26
|
35
|
41
|
57
|
38
|
44
|
61
|
51
|
54
|
61
|
41
|
41
|
45
|
|
|
2025/08
|
56
|
53
|
26
|
35
|
24
|
41
|
35
|
33
|
16
|
31
|
40
|
46
|
17
|
33
|
42
|
26
|
37
|
36
|
24
|
26
|
29
|
23
|
24
|
16
|
27
|
34
|
23
|
12
|
41
|
35
|
27
|
|
2025/07
|
41
|
35
|
25
|
39
|
32
|
12
|
37
|
38
|
45
|
38
|
49
|
49
|
20
|
37
|
44
|
28
|
18
|
40
|
45
|
24
|
30
|
48
|
34
|
23
|
36
|
44
|
40
|
25
|
8
|
17
|
44
|
|
2025/06
|
60
|
36
|
15
|
29
|
59
|
41
|
38
|
47
|
48
|
33
|
55
|
68
|
62
|
57
|
19
|
17
|
49
|
68
|
47
|
26
|
26
|
43
|
67
|
78
|
60
|
61
|
68
|
52
|
85
|
49
|
|
|
2025/05
|
37
|
47
|
26
|
53
|
55
|
19
|
75
|
90
|
29
|
37
|
65
|
82
|
76
|
25
|
43
|
78
|
44
|
50
|
68
|
101
|
72
|
66
|
50
|
34
|
57
|
61
|
53
|
62
|
65
|
76
|
71
|
|
2025/04
|
53
|
21
|
62
|
77
|
23
|
73
|
56
|
40
|
56
|
87
|
105
|
137
|
80
|
49
|
55
|
94
|
64
|
42
|
37
|
66
|
82
|
34
|
61
|
35
|
52
|
90
|
36
|
62
|
64
|
59
|
|
|
2025/03
|
221
|
64
|
32
|
54
|
87
|
22
|
71
|
116
|
166
|
133
|
186
|
73
|
92
|
72
|
47
|
20
|
28
|
28
|
44
|
35
|
36
|
53
|
113
|
87
|
59
|
84
|
52
|
35
|
25
|
47
|
67
|
|
2025/02
|
76
|
59
|
11
|
15
|
21
|
52
|
27
|
14
|
15
|
83
|
138
|
41
|
85
|
70
|
108
|
30
|
15
|
41
|
28
|
32
|
16
|
19
|
19
|
45
|
58
|
64
|
131
|
178
|
|||
|
2025/01
|
69
|
28
|
37
|
70
|
65
|
16
|
17
|
16
|
14
|
17
|
28
|
32
|
58
|
31
|
28
|
50
|
70
|
107
|
45
|
81
|
76
|
63
|
91
|
134
|
149
|
103
|
20
|
47
|
189
|
73
|
86
|
|
2024/12
|
68
|
14
|
41
|
36
|
30
|
25
|
17
|
22
|
43
|
46
|
48
|
72
|
31
|
33
|
43
|
38
|
19
|
17
|
56
|
50
|
18
|
22
|
36
|
82
|
86
|
25
|
21
|
41
|
81
|
70
|
47
|
|
2024/11
|
125
|
98
|
60
|
15
|
47
|
58
|
109
|
129
|
124
|
114
|
64
|
85
|
57
|
44
|
69
|
45
|
28
|
44
|
58
|
75
|
33
|
37
|
50
|
96
|
57
|
11
|
23
|
23
|
35
|
52
|
|
|
2024/10
|
13
|
15
|
38
|
66
|
82
|
90
|
21
|
26
|
87
|
24
|
64
|
99
|
118
|
177
|
51
|
44
|
61
|
48
|
11
|
32
|
56
|
26
|
51
|
95
|
139
|
188
|
55
|
59
|
104
|
75
|
99
|
|
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