Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
40
*
PM2.5
48
PM10
42
O3
0.5
CO
16
SO2
29
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 May
72
Good
Sun
4 May
112
Light
Mon
5 May
149
Light
Tue
6 May
73
Good
Wed
7 May
73
Good
Thu
8 May
64
Good
Fri
9 May
46
Excellent
Air quality in the last 12 months (Zichang)
|
2025/02
|
56
|
41
|
32
|
54
|
33
|
124
|
42
|
30
|
47
|
62
|
70
|
60
|
56
|
62
|
67
|
66
|
65
|
64
|
58
|
51
|
60
|
39
|
40
|
47
|
59
|
66
|
61
|
60
|
|||
|
2025/01
|
59
|
53
|
58
|
70
|
92
|
43
|
41
|
40
|
47
|
50
|
65
|
60
|
94
|
40
|
40
|
48
|
55
|
61
|
60
|
61
|
61
|
71
|
106
|
145
|
80
|
69
|
31
|
59
|
118
|
64
|
55
|
|
2024/12
|
54
|
47
|
56
|
46
|
46
|
42
|
37
|
46
|
57
|
57
|
45
|
58
|
59
|
48
|
52
|
54
|
56
|
49
|
64
|
53
|
41
|
56
|
60
|
83
|
71
|
46
|
43
|
49
|
58
|
70
|
70
|
|
2024/11
|
45
|
33
|
37
|
43
|
47
|
50
|
69
|
71
|
89
|
77
|
79
|
63
|
48
|
44
|
70
|
59
|
47
|
52
|
45
|
54
|
54
|
65
|
97
|
73
|
60
|
69
|
75
|
43
|
43
|
51
|
|
|
2024/10
|
67
|
41
|
35
|
47
|
52
|
51
|
36
|
42
|
50
|
41
|
49
|
55
|
52
|
53
|
56
|
78
|
58
|
28
|
28
|
23
|
23
|
28
|
39
|
49
|
55
|
45
|
54
|
49
|
52
|
47
|
42
|
|
2024/09
|
33
|
39
|
35
|
42
|
31
|
41
|
23
|
40
|
63
|
34
|
35
|
38
|
35
|
26
|
43
|
34
|
37
|
38
|
40
|
23
|
23
|
39
|
49
|
49
|
49
|
54
|
79
|
63
|
28
|
36
|
|
|
2024/08
|
30
|
38
|
29
|
27
|
31
|
25
|
16
|
29
|
48
|
86
|
29
|
31
|
38
|
38
|
34
|
31
|
36
|
23
|
31
|
29
|
33
|
41
|
45
|
46
|
44
|
18
|
29
|
33
|
37
|
39
|
44
|
|
2024/07
|
36
|
36
|
35
|
24
|
36
|
40
|
42
|
46
|
35
|
36
|
44
|
43
|
47
|
58
|
40
|
22
|
31
|
30
|
31
|
22
|
79
|
66
|
43
|
36
|
46
|
43
|
46
|
49
|
43
|
26
|
32
|
|
2024/06
|
51
|
34
|
33
|
35
|
29
|
44
|
30
|
35
|
36
|
38
|
48
|
48
|
59
|
54
|
49
|
47
|
34
|
38
|
39
|
47
|
42
|
68
|
76
|
82
|
78
|
80
|
58
|
61
|
48
|
33
|
|
|
2024/05
|
38
|
42
|
52
|
30
|
37
|
47
|
45
|
52
|
56
|
83
|
126
|
52
|
47
|
61
|
71
|
61
|
90
|
78
|
60
|
60
|
58
|
58
|
47
|
57
|
45
|
47
|
40
|
45
|
45
|
57
|
48
|
|
2024/04
|
75
|
54
|
44
|
63
|
69
|
60
|
61
|
60
|
56
|
47
|
45
|
52
|
53
|
72
|
88
|
53
|
65
|
68
|
66
|
61
|
60
|
144
|
110
|
78
|
66
|
69
|
62
|
59
|
48
|
35
|
|
|
2024/03
|
51
|
59
|
58
|
74
|
66
|
53
|
89
|
50
|
67
|
70
|
69
|
48
|
64
|
61
|
74
|
136
|
72
|
196
|
78
|
65
|
79
|
140
|
117
|
36
|
55
|
49
|
86
|
110
|
85
|
53
|
65
|
|
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