Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
31
PM2.5
63
*
PM10
28
O3
0.7
CO
8
SO2
38
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
18 Jan
55
Good
Mon
19 Jan
51
Good
Tue
20 Jan
59
Good
Wed
21 Jan
63
Good
Thu
22 Jan
101
Light
Fri
23 Jan
80
Good
Sat
24 Jan
20
Excellent
Dacheng Air quality rank
Air quality in the last 12 months (Dacheng)
|
2025/11
|
80
|
26
|
63
|
121
|
161
|
141
|
52
|
78
|
69
|
90
|
128
|
173
|
42
|
83
|
147
|
82
|
34
|
51
|
64
|
48
|
72
|
99
|
122
|
109
|
35
|
98
|
44
|
110
|
142
|
141
|
|
|
2025/10
|
82
|
45
|
43
|
53
|
33
|
22
|
49
|
33
|
11
|
17
|
23
|
45
|
43
|
49
|
80
|
60
|
37
|
20
|
28
|
29
|
50
|
66
|
72
|
91
|
122
|
68
|
66
|
164
|
152
|
149
|
73
|
|
2025/09
|
38
|
42
|
49
|
54
|
53
|
42
|
55
|
59
|
47
|
48
|
61
|
58
|
61
|
63
|
62
|
40
|
29
|
41
|
35
|
45
|
62
|
39
|
50
|
52
|
63
|
56
|
49
|
57
|
66
|
79
|
|
|
2025/08
|
39
|
39
|
41
|
29
|
43
|
40
|
35
|
28
|
27
|
34
|
42
|
42
|
32
|
54
|
41
|
13
|
30
|
28
|
30
|
24
|
26
|
26
|
31
|
18
|
29
|
40
|
42
|
16
|
38
|
23
|
29
|
|
2025/07
|
28
|
30
|
20
|
34
|
32
|
22
|
32
|
32
|
40
|
52
|
52
|
51
|
34
|
37
|
37
|
34
|
36
|
41
|
38
|
37
|
36
|
38
|
22
|
29
|
38
|
40
|
35
|
38
|
21
|
27
|
26
|
|
2025/06
|
76
|
59
|
32
|
34
|
61
|
74
|
63
|
57
|
64
|
41
|
62
|
76
|
76
|
51
|
33
|
28
|
54
|
60
|
43
|
38
|
43
|
49
|
61
|
57
|
64
|
61
|
57
|
65
|
59
|
32
|
|
|
2025/05
|
51
|
62
|
41
|
54
|
59
|
41
|
73
|
79
|
38
|
34
|
59
|
66
|
68
|
52
|
35
|
81
|
71
|
66
|
93
|
95
|
70
|
69
|
69
|
56
|
57
|
72
|
63
|
66
|
70
|
70
|
65
|
|
2025/04
|
66
|
29
|
60
|
93
|
38
|
74
|
83
|
64
|
56
|
79
|
129
|
170
|
64
|
52
|
58
|
86
|
89
|
55
|
48
|
70
|
82
|
56
|
73
|
51
|
66
|
84
|
73
|
63
|
68
|
76
|
|
|
2025/03
|
213
|
84
|
48
|
51
|
82
|
44
|
82
|
120
|
123
|
114
|
136
|
138
|
118
|
70
|
45
|
35
|
48
|
34
|
53
|
55
|
55
|
69
|
111
|
105
|
62
|
92
|
75
|
50
|
33
|
59
|
77
|
|
2025/02
|
69
|
73
|
24
|
24
|
38
|
74
|
31
|
23
|
55
|
113
|
147
|
98
|
94
|
108
|
118
|
51
|
34
|
57
|
59
|
60
|
52
|
51
|
36
|
63
|
81
|
85
|
149
|
202
|
|||
|
2025/01
|
116
|
42
|
63
|
123
|
129
|
34
|
50
|
33
|
32
|
56
|
70
|
61
|
94
|
81
|
40
|
61
|
77
|
140
|
101
|
91
|
111
|
51
|
60
|
85
|
108
|
100
|
25
|
67
|
302
|
67
|
60
|
|
2024/12
|
126
|
30
|
58
|
82
|
91
|
50
|
31
|
57
|
99
|
96
|
57
|
80
|
67
|
55
|
63
|
71
|
49
|
27
|
64
|
86
|
38
|
50
|
76
|
116
|
134
|
39
|
52
|
58
|
90
|
114
|
73
|
|
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