Air Quality
Excellent
No health implications.
17
PM2.5
30
PM10
61
O3
0.8
CO
2
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Mar
84
Good
Mon
24 Mar
59
Good
Tue
25 Mar
71
Good
Wed
26 Mar
89
Good
Thu
27 Mar
57
Good
Fri
28 Mar
56
Good
Sat
29 Mar
55
Good
Acheng Air quality rank
Air quality in the last 12 months (Acheng)
|
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
|
|
2024/12
|
41
|
29
|
26
|
36
|
52
|
41
|
61
|
87
|
81
|
130
|
61
|
89
|
132
|
74
|
47
|
76
|
121
|
120
|
107
|
169
|
145
|
72
|
102
|
70
|
61
|
45
|
62
|
79
|
52
|
111
|
113
|
|
2024/11
|
113
|
65
|
65
|
46
|
58
|
110
|
136
|
141
|
119
|
78
|
180
|
124
|
110
|
133
|
145
|
54
|
39
|
51
|
101
|
187
|
215
|
48
|
80
|
65
|
58
|
60
|
31
|
46
|
35
|
80
|
|
|
2024/10
|
21
|
28
|
29
|
30
|
49
|
32
|
54
|
64
|
52
|
27
|
30
|
48
|
59
|
54
|
22
|
24
|
71
|
72
|
32
|
51
|
39
|
34
|
53
|
75
|
78
|
83
|
85
|
53
|
56
|
70
|
80
|
|
2024/09
|
18
|
17
|
22
|
21
|
27
|
18
|
22
|
25
|
36
|
24
|
21
|
25
|
24
|
26
|
23
|
25
|
29
|
24
|
30
|
23
|
40
|
41
|
27
|
32
|
32
|
33
|
35
|
45
|
31
|
22
|
|
|
2024/08
|
21
|
26
|
21
|
26
|
22
|
25
|
33
|
34
|
31
|
41
|
19
|
25
|
30
|
37
|
45
|
41
|
41
|
43
|
17
|
19
|
26
|
24
|
27
|
43
|
35
|
27
|
36
|
26
|
31
|
30
|
25
|
|
2024/07
|
65
|
57
|
35
|
17
|
32
|
47
|
71
|
64
|
55
|
79
|
102
|
70
|
56
|
64
|
65
|
56
|
29
|
28
|
38
|
38
|
36
|
35
|
33
|
42
|
28
|
17
|
17
|
14
|
25
|
24
|
22
|
|
2024/06
|
13
|
18
|
24
|
25
|
34
|
35
|
40
|
31
|
24
|
29
|
41
|
31
|
27
|
22
|
12
|
21
|
22
|
30
|
46
|
42
|
36
|
10
|
8
|
10
|
22
|
34
|
43
|
59
|
42
|
51
|
|
|
2024/05
|
60
|
55
|
83
|
81
|
70
|
71
|
52
|
54
|
38
|
43
|
35
|
31
|
40
|
30
|
25
|
25
|
39
|
42
|
32
|
30
|
43
|
53
|
35
|
35
|
34
|
11
|
15
|
27
|
32
|
11
|
12
|
|
2024/04
|
56
|
57
|
69
|
61
|
76
|
89
|
44
|
48
|
86
|
141
|
108
|
102
|
70
|
111
|
122
|
80
|
43
|
61
|
83
|
126
|
148
|
194
|
101
|
144
|
57
|
51
|
54
|
67
|
85
|
62
|
|
|
2024/03
|
40
|
53
|
51
|
56
|
62
|
77
|
62
|
49
|
67
|
78
|
98
|
58
|
55
|
45
|
46
|
38
|
28
|
29
|
40
|
40
|
32
|
34
|
55
|
30
|
54
|
48
|
56
|
116
|
66
|
41
|
47
|
|
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