Air Quality
Excellent
No health implications.
10
PM2.5
13
PM10
39
O3
0.4
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Aug
45
Excellent
Wed
13 Aug
46
Excellent
Thu
14 Aug
46
Excellent
Fri
15 Aug
47
Excellent
Sat
16 Aug
48
Excellent
Sun
17 Aug
34
Excellent
Mon
18 Aug
28
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