Air Quality
Excellent
No health implications.
9
PM2.5
21
PM10
53
O3
0.4
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Sep
46
Excellent
Tue
30 Sep
49
Excellent
Wed
1 Oct
44
Excellent
Thu
2 Oct
44
Excellent
Fri
3 Oct
43
Excellent
Sat
4 Oct
48
Excellent
Sun
5 Oct
30
Excellent
Air quality in the last 12 months (Chenxi)
|
2025/08
|
30
|
36
|
34
|
30
|
30
|
26
|
15
|
17
|
23
|
23
|
28
|
20
|
17
|
18
|
13
|
17
|
28
|
32
|
21
|
19
|
16
|
18
|
23
|
24
|
23
|
24
|
26
|
25
|
31
|
31
|
25
|
|
2025/07
|
16
|
13
|
15
|
16
|
22
|
29
|
32
|
33
|
35
|
27
|
30
|
36
|
33
|
25
|
21
|
22
|
24
|
29
|
31
|
33
|
12
|
9
|
10
|
20
|
20
|
29
|
30
|
25
|
29
|
28
|
26
|
|
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
|
|
|
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