Air Quality
Excellent
No health implications.
15
PM2.5
46
PM10
23
O3
0.7
CO
14
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Sep
42
Excellent
Tue
2 Sep
45
Excellent
Wed
3 Sep
45
Excellent
Thu
4 Sep
49
Excellent
Fri
5 Sep
60
Good
Sat
6 Sep
39
Excellent
Sun
7 Sep
46
Excellent
Air quality in the last 12 months (Chenxi)
|
2025/06
|
12
|
25
|
34
|
35
|
38
|
39
|
24
|
20
|
28
|
34
|
32
|
27
|
24
|
22
|
20
|
33
|
19
|
14
|
10
|
11
|
10
|
12
|
13
|
15
|
22
|
20
|
20
|
16
|
19
|
18
|
|
|
2025/05
|
42
|
62
|
61
|
48
|
38
|
57
|
65
|
34
|
22
|
29
|
32
|
50
|
51
|
62
|
47
|
28
|
42
|
41
|
46
|
34
|
26
|
24
|
38
|
55
|
52
|
34
|
29
|
13
|
27
|
26
|
24
|
|
2025/04
|
49
|
56
|
61
|
74
|
77
|
71
|
68
|
82
|
71
|
59
|
60
|
66
|
152
|
114
|
91
|
79
|
69
|
64
|
26
|
42
|
45
|
37
|
53
|
37
|
48
|
41
|
27
|
40
|
53
|
26
|
|
|
2025/03
|
46
|
41
|
11
|
21
|
27
|
32
|
32
|
32
|
39
|
44
|
42
|
48
|
54
|
33
|
20
|
45
|
47
|
32
|
36
|
40
|
46
|
59
|
61
|
58
|
64
|
76
|
96
|
81
|
55
|
29
|
47
|
|
2025/02
|
33
|
20
|
47
|
58
|
66
|
64
|
62
|
84
|
53
|
50
|
52
|
60
|
65
|
50
|
40
|
52
|
34
|
35
|
35
|
47
|
92
|
32
|
54
|
87
|
55
|
37
|
34
|
41
|
|||
|
2025/01
|
100
|
106
|
125
|
174
|
140
|
93
|
73
|
54
|
51
|
67
|
77
|
78
|
89
|
93
|
84
|
68
|
82
|
108
|
104
|
87
|
105
|
139
|
167
|
140
|
16
|
25
|
52
|
88
|
214
|
117
|
54
|
|
2024/12
|
53
|
57
|
84
|
86
|
28
|
36
|
44
|
49
|
62
|
38
|
45
|
67
|
79
|
56
|
56
|
59
|
72
|
73
|
77
|
91
|
98
|
73
|
59
|
82
|
90
|
94
|
92
|
117
|
132
|
137
|
95
|
|
2024/11
|
52
|
70
|
65
|
60
|
70
|
62
|
57
|
61
|
72
|
57
|
53
|
62
|
67
|
73
|
79
|
56
|
10
|
9
|
11
|
21
|
33
|
40
|
56
|
52
|
14
|
26
|
33
|
39
|
42
|
49
|
|
|
2024/10
|
16
|
43
|
57
|
49
|
54
|
57
|
42
|
39
|
45
|
51
|
65
|
77
|
65
|
39
|
40
|
35
|
33
|
23
|
17
|
15
|
17
|
15
|
26
|
44
|
43
|
46
|
47
|
51
|
55
|
55
|
54
|
|
2024/09
|
39
|
35
|
49
|
46
|
62
|
53
|
47
|
39
|
30
|
36
|
36
|
39
|
25
|
34
|
40
|
37
|
33
|
36
|
36
|
35
|
36
|
29
|
37
|
43
|
47
|
60
|
62
|
58
|
58
|
56
|
|
|
2024/08
|
10
|
14
|
14
|
21
|
20
|
22
|
25
|
28
|
26
|
27
|
21
|
51
|
45
|
41
|
44
|
37
|
33
|
39
|
26
|
32
|
35
|
24
|
19
|
17
|
21
|
22
|
24
|
25
|
33
|
35
|
43
|
|
2024/07
|
12
|
15
|
17
|
16
|
17
|
14
|
16
|
15
|
17
|
23
|
22
|
21
|
21
|
19
|
20
|
19
|
17
|
15
|
10
|
13
|
20
|
21
|
19
|
20
|
24
|
28
|
26
|
18
|
9
|
14
|
15
|
|
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