Air Quality
Excellent
No health implications.
11
PM2.5
46
PM10
84
O3
0.5
CO
16
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Feb
87
Good
Thu
26 Feb
60
Good
Fri
27 Feb
63
Good
Sat
28 Feb
61
Good
Sun
1 Mar
64
Good
Mon
2 Mar
59
Good
Tue
3 Mar
40
Excellent
Air quality in the last 12 months (Acheng)
|
2026/01
|
65
|
86
|
123
|
105
|
98
|
58
|
30
|
49
|
78
|
94
|
98
|
57
|
69
|
68
|
87
|
149
|
107
|
97
|
92
|
59
|
74
|
65
|
60
|
80
|
91
|
77
|
78
|
104
|
96
|
65
|
123
|
|
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
|
|||
|
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