Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
73
*
PM2.5
106
PM10
18
O3
0.8
CO
4
SO2
43
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
30 Jan
96
Good
Sat
31 Jan
74
Good
Sun
1 Feb
92
Good
Mon
2 Feb
76
Good
Tue
3 Feb
93
Good
Wed
4 Feb
37
Excellent
Thu
5 Feb
15
Excellent
Air quality in the last 12 months (Dachang)
|
2025/12
|
34
|
19
|
31
|
39
|
56
|
98
|
64
|
31
|
66
|
102
|
76
|
41
|
37
|
51
|
104
|
89
|
107
|
198
|
172
|
17
|
30
|
70
|
62
|
24
|
23
|
64
|
75
|
160
|
36
|
28
|
20
|
|
2025/11
|
45
|
15
|
52
|
87
|
184
|
137
|
68
|
63
|
32
|
60
|
100
|
70
|
22
|
69
|
87
|
34
|
19
|
25
|
43
|
29
|
52
|
75
|
106
|
63
|
34
|
75
|
30
|
81
|
106
|
99
|
|
|
2025/10
|
49
|
50
|
49
|
57
|
59
|
21
|
45
|
27
|
8
|
12
|
21
|
37
|
52
|
49
|
68
|
68
|
31
|
13
|
15
|
17
|
28
|
54
|
67
|
93
|
138
|
39
|
37
|
130
|
176
|
139
|
68
|
|
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
|
|
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