Air Quality
Excellent
No health implications.
9
PM2.5
13
PM10
63
O3
0.5
CO
5
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jan
44
Excellent
Sat
31 Jan
45
Excellent
Sun
1 Feb
76
Good
Mon
2 Feb
99
Good
Tue
3 Feb
142
Light
Wed
4 Feb
152
Moderate
Thu
5 Feb
47
Excellent
Air quality in the last 12 months (Changxing)
|
2025/12
|
102
|
61
|
44
|
53
|
60
|
68
|
76
|
92
|
54
|
56
|
104
|
37
|
38
|
55
|
63
|
67
|
122
|
109
|
104
|
128
|
31
|
37
|
55
|
58
|
61
|
34
|
54
|
66
|
86
|
126
|
27
|
|
2025/11
|
80
|
73
|
23
|
42
|
40
|
44
|
32
|
27
|
28
|
47
|
25
|
37
|
43
|
69
|
66
|
58
|
33
|
36
|
48
|
52
|
65
|
97
|
93
|
73
|
105
|
78
|
190
|
139
|
94
|
66
|
|
|
2025/10
|
41
|
36
|
49
|
41
|
43
|
44
|
65
|
32
|
26
|
34
|
69
|
88
|
54
|
34
|
52
|
20
|
29
|
19
|
25
|
29
|
27
|
28
|
30
|
37
|
41
|
42
|
46
|
30
|
28
|
31
|
26
|
|
2025/09
|
32
|
24
|
23
|
44
|
41
|
39
|
37
|
36
|
26
|
26
|
36
|
32
|
44
|
29
|
26
|
38
|
38
|
22
|
30
|
31
|
22
|
27
|
31
|
29
|
34
|
41
|
37
|
57
|
39
|
31
|
|
|
2025/08
|
28
|
25
|
21
|
34
|
37
|
19
|
14
|
20
|
25
|
32
|
27
|
30
|
24
|
22
|
22
|
32
|
29
|
28
|
30
|
40
|
43
|
22
|
21
|
31
|
37
|
34
|
35
|
23
|
30
|
28
|
25
|
|
2025/07
|
19
|
33
|
36
|
44
|
40
|
33
|
20
|
16
|
17
|
40
|
21
|
18
|
35
|
37
|
36
|
33
|
30
|
37
|
16
|
20
|
17
|
21
|
21
|
23
|
25
|
16
|
17
|
19
|
23
|
9
|
10
|
|
2025/06
|
15
|
12
|
31
|
50
|
44
|
37
|
56
|
24
|
30
|
32
|
44
|
30
|
20
|
22
|
13
|
25
|
50
|
48
|
17
|
15
|
17
|
15
|
18
|
34
|
58
|
45
|
16
|
20
|
15
|
32
|
|
|
2025/05
|
49
|
53
|
51
|
29
|
47
|
86
|
80
|
55
|
16
|
34
|
33
|
42
|
48
|
50
|
83
|
53
|
40
|
77
|
57
|
40
|
18
|
49
|
26
|
52
|
60
|
44
|
41
|
47
|
39
|
52
|
55
|
|
2025/04
|
46
|
58
|
48
|
63
|
62
|
75
|
70
|
58
|
67
|
73
|
71
|
193
|
89
|
84
|
51
|
47
|
59
|
63
|
88
|
70
|
59
|
51
|
54
|
71
|
62
|
47
|
41
|
59
|
54
|
55
|
|
|
2025/03
|
45
|
51
|
20
|
26
|
41
|
45
|
59
|
86
|
59
|
65
|
75
|
43
|
32
|
44
|
26
|
46
|
34
|
40
|
55
|
57
|
44
|
48
|
57
|
62
|
74
|
69
|
75
|
66
|
62
|
58
|
36
|
|
2025/02
|
29
|
58
|
88
|
70
|
43
|
53
|
51
|
34
|
44
|
64
|
60
|
105
|
89
|
64
|
109
|
71
|
77
|
48
|
59
|
45
|
32
|
61
|
94
|
79
|
118
|
86
|
130
|
69
|
|||
|
2025/01
|
87
|
78
|
77
|
81
|
108
|
83
|
61
|
74
|
35
|
49
|
69
|
69
|
79
|
114
|
50
|
58
|
66
|
95
|
93
|
127
|
164
|
128
|
76
|
46
|
28
|
52
|
43
|
45
|
112
|
68
|
66
|
|
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