Air Quality
Excellent
No health implications.
5
PM2.5
19
PM10
13
O3
0.3
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
45
Excellent
Sun
29 Jun
51
Good
Mon
30 Jun
48
Excellent
Tue
1 Jul
42
Excellent
Wed
2 Jul
44
Excellent
Thu
3 Jul
31
Excellent
Fri
4 Jul
24
Excellent
Air quality in the last 12 months (Chenxi)
|
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
|
|
2024/06
|
33
|
28
|
32
|
15
|
14
|
23
|
31
|
20
|
15
|
16
|
15
|
18
|
21
|
20
|
28
|
33
|
19
|
15
|
19
|
21
|
26
|
21
|
16
|
16
|
18
|
17
|
13
|
18
|
10
|
13
|
|
|
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