Air Quality
Excellent
No health implications.
26
PM2.5
49
PM10
97
O3
0.3
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
67
Good
Sat
20 Apr
101
Lightly
Sun
21 Apr
136
Lightly
Mon
22 Apr
103
Lightly
Tue
23 Apr
105
Lightly
Wed
24 Apr
101
Lightly
Thu
25 Apr
96
Good
Air quality in the last 12 months (Acheng)
|
2024/02
|
138
|
148
|
225
|
206
|
200
|
190
|
188
|
181
|
222
|
428
|
139
|
54
|
86
|
39
|
53
|
35
|
40
|
39
|
31
|
41
|
55
|
63
|
81
|
79
|
116
|
59
|
76
|
70
|
77
|
||
|
2024/01
|
89
|
184
|
153
|
60
|
87
|
133
|
118
|
53
|
132
|
66
|
73
|
86
|
151
|
65
|
96
|
69
|
92
|
126
|
148
|
90
|
39
|
63
|
138
|
135
|
94
|
170
|
307
|
155
|
157
|
163
|
86
|
|
2023/12
|
70
|
83
|
64
|
62
|
87
|
58
|
37
|
58
|
54
|
74
|
91
|
82
|
90
|
109
|
46
|
47
|
59
|
101
|
156
|
121
|
106
|
99
|
104
|
88
|
77
|
128
|
88
|
96
|
129
|
161
|
64
|
|
2023/11
|
81
|
78
|
39
|
39
|
44
|
41
|
36
|
52
|
63
|
54
|
93
|
148
|
82
|
71
|
116
|
75
|
53
|
45
|
53
|
42
|
74
|
65
|
27
|
54
|
55
|
108
|
126
|
106
|
55
|
67
|
|
|
2023/10
|
31
|
39
|
39
|
20
|
29
|
50
|
52
|
69
|
81
|
66
|
50
|
50
|
61
|
72
|
52
|
47
|
47
|
42
|
30
|
38
|
35
|
43
|
53
|
77
|
75
|
47
|
58
|
67
|
125
|
181
|
141
|
|
2023/09
|
29
|
29
|
33
|
35
|
30
|
40
|
37
|
38
|
36
|
44
|
34
|
21
|
24
|
26
|
39
|
58
|
73
|
39
|
20
|
39
|
26
|
31
|
36
|
29
|
29
|
31
|
33
|
23
|
30
|
29
|
|
|
2023/08
|
39
|
23
|
30
|
28
|
18
|
18
|
20
|
27
|
29
|
32
|
21
|
18
|
16
|
27
|
28
|
38
|
49
|
35
|
33
|
39
|
34
|
29
|
20
|
25
|
26
|
27
|
33
|
28
|
18
|
16
|
19
|
|
2023/07
|
32
|
36
|
37
|
43
|
33
|
32
|
33
|
41
|
28
|
34
|
39
|
38
|
46
|
23
|
14
|
19
|
25
|
31
|
34
|
47
|
37
|
31
|
20
|
20
|
27
|
40
|
45
|
31
|
34
|
28
|
26
|
|
2023/06
|
35
|
29
|
26
|
38
|
30
|
30
|
33
|
29
|
26
|
32
|
34
|
32
|
51
|
54
|
71
|
65
|
36
|
44
|
68
|
38
|
26
|
31
|
35
|
50
|
63
|
62
|
27
|
39
|
39
|
35
|
|
|
2023/05
|
31
|
49
|
73
|
48
|
32
|
39
|
59
|
55
|
53
|
45
|
52
|
49
|
40
|
36
|
37
|
49
|
37
|
42
|
51
|
262
|
193
|
37
|
45
|
45
|
59
|
38
|
37
|
33
|
36
|
37
|
45
|
|
2023/04
|
193
|
239
|
198
|
148
|
153
|
193
|
102
|
64
|
164
|
243
|
280
|
220
|
81
|
78
|
119
|
113
|
63
|
57
|
59
|
188
|
58
|
54
|
48
|
52
|
49
|
35
|
48
|
34
|
28
|
24
|
|
|
2023/03
|
52
|
46
|
66
|
36
|
79
|
93
|
79
|
34
|
60
|
91
|
69
|
41
|
57
|
60
|
62
|
43
|
29
|
54
|
65
|
100
|
110
|
277
|
86
|
63
|
68
|
66
|
73
|
114
|
114
|
102
|
200
|
|
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