Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
78
*
PM2.5
106
PM10
68
O3
1.0
CO
18
SO2
34
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
4 Feb
92
Good
Thu
5 Feb
57
Good
Fri
6 Feb
59
Good
Sat
7 Feb
61
Good
Sun
8 Feb
84
Good
Mon
9 Feb
89
Good
Tue
10 Feb
32
Excellent
Acheng Air quality rank
Air quality in the last 12 months (Acheng)
|
2025/12
|
98
|
45
|
39
|
53
|
45
|
43
|
78
|
55
|
65
|
62
|
43
|
55
|
98
|
109
|
92
|
54
|
87
|
73
|
56
|
39
|
48
|
42
|
55
|
92
|
86
|
85
|
84
|
84
|
41
|
39
|
54
|
|
2025/11
|
156
|
17
|
44
|
51
|
204
|
149
|
43
|
158
|
39
|
31
|
82
|
139
|
64
|
178
|
132
|
82
|
42
|
72
|
145
|
59
|
53
|
272
|
247
|
206
|
160
|
320
|
116
|
45
|
47
|
80
|
|
|
2025/10
|
49
|
54
|
46
|
40
|
36
|
44
|
34
|
36
|
46
|
67
|
68
|
37
|
55
|
58
|
52
|
52
|
77
|
23
|
31
|
24
|
36
|
53
|
54
|
82
|
138
|
39
|
39
|
58
|
162
|
96
|
98
|
|
2025/09
|
21
|
31
|
35
|
36
|
39
|
23
|
24
|
24
|
22
|
23
|
33
|
48
|
33
|
41
|
17
|
20
|
21
|
29
|
24
|
36
|
43
|
33
|
40
|
26
|
20
|
28
|
27
|
50
|
45
|
49
|
|
|
2025/08
|
29
|
39
|
19
|
23
|
21
|
28
|
25
|
31
|
28
|
17
|
24
|
31
|
32
|
15
|
34
|
26
|
20
|
30
|
27
|
30
|
30
|
19
|
26
|
24
|
27
|
27
|
32
|
30
|
28
|
31
|
35
|
|
2025/07
|
19
|
20
|
41
|
28
|
36
|
15
|
21
|
29
|
38
|
34
|
39
|
42
|
24
|
25
|
24
|
21
|
27
|
30
|
24
|
18
|
14
|
31
|
24
|
23
|
20
|
21
|
29
|
20
|
29
|
12
|
19
|
|
2025/06
|
25
|
39
|
16
|
25
|
20
|
13
|
20
|
36
|
23
|
20
|
18
|
24
|
34
|
28
|
34
|
33
|
18
|
32
|
26
|
18
|
15
|
23
|
34
|
40
|
43
|
61
|
56
|
40
|
45
|
41
|
|
|
2025/05
|
39
|
32
|
40
|
23
|
20
|
34
|
40
|
33
|
35
|
31
|
50
|
65
|
55
|
59
|
66
|
36
|
25
|
30
|
26
|
50
|
50
|
35
|
32
|
26
|
32
|
29
|
37
|
54
|
48
|
48
|
53
|
|
2025/04
|
82
|
78
|
50
|
56
|
44
|
44
|
44
|
65
|
138
|
213
|
218
|
67
|
49
|
32
|
35
|
68
|
164
|
92
|
40
|
112
|
90
|
29
|
33
|
38
|
20
|
26
|
41
|
59
|
53
|
59
|
|
|
2025/03
|
26
|
29
|
41
|
50
|
49
|
73
|
45
|
68
|
78
|
258
|
132
|
63
|
25
|
45
|
45
|
34
|
43
|
45
|
126
|
125
|
171
|
27
|
38
|
90
|
67
|
61
|
41
|
30
|
29
|
31
|
78
|
|
2025/02
|
136
|
149
|
163
|
95
|
107
|
110
|
70
|
49
|
107
|
114
|
118
|
117
|
82
|
63
|
90
|
57
|
48
|
52
|
73
|
80
|
80
|
91
|
74
|
55
|
54
|
48
|
81
|
90
|
|||
|
2025/01
|
131
|
133
|
80
|
111
|
152
|
159
|
156
|
86
|
108
|
127
|
162
|
143
|
120
|
219
|
116
|
53
|
59
|
68
|
185
|
246
|
253
|
179
|
197
|
209
|
227
|
280
|
97
|
49
|
88
|
67
|
108
|
|
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