Air Quality
Excellent
No health implications.
23
PM2.5
33
PM10
28
O3
0.4
CO
6
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
40
Excellent
Wed
19 Mar
46
Excellent
Thu
20 Mar
51
Good
Fri
21 Mar
65
Good
Sat
22 Mar
72
Good
Sun
23 Mar
74
Good
Mon
24 Mar
68
Good
Air quality in the last 12 months (Muchuan)
|
2025/02
|
42
|
34
|
40
|
50
|
29
|
28
|
25
|
29
|
39
|
48
|
65
|
49
|
57
|
57
|
60
|
70
|
84
|
84
|
71
|
41
|
40
|
26
|
32
|
26
|
29
|
36
|
66
|
82
|
|||
|
2025/01
|
111
|
139
|
130
|
161
|
125
|
127
|
87
|
48
|
48
|
75
|
34
|
65
|
79
|
82
|
83
|
82
|
90
|
59
|
66
|
81
|
136
|
165
|
153
|
85
|
25
|
43
|
61
|
66
|
130
|
101
|
69
|
|
2024/12
|
84
|
119
|
106
|
109
|
59
|
56
|
42
|
30
|
31
|
43
|
53
|
56
|
48
|
46
|
44
|
66
|
108
|
142
|
131
|
105
|
107
|
81
|
55
|
59
|
53
|
55
|
93
|
74
|
91
|
57
|
65
|
|
2024/11
|
25
|
36
|
54
|
32
|
35
|
53
|
47
|
47
|
51
|
40
|
35
|
40
|
38
|
41
|
60
|
30
|
20
|
19
|
25
|
27
|
47
|
56
|
60
|
40
|
13
|
22
|
34
|
40
|
56
|
58
|
|
|
2024/10
|
16
|
29
|
18
|
27
|
36
|
32
|
37
|
44
|
47
|
33
|
24
|
21
|
23
|
31
|
50
|
76
|
21
|
32
|
25
|
23
|
20
|
19
|
38
|
51
|
32
|
21
|
21
|
37
|
63
|
53
|
50
|
|
2024/09
|
24
|
31
|
32
|
32
|
22
|
28
|
38
|
40
|
37
|
25
|
21
|
34
|
39
|
30
|
39
|
27
|
30
|
34
|
46
|
48
|
25
|
42
|
51
|
64
|
57
|
54
|
67
|
72
|
58
|
7
|
|
|
2024/08
|
34
|
41
|
41
|
17
|
23
|
32
|
38
|
33
|
37
|
24
|
51
|
47
|
52
|
53
|
55
|
32
|
40
|
35
|
42
|
47
|
52
|
63
|
66
|
61
|
57
|
47
|
48
|
52
|
60
|
52
|
44
|
|
2024/07
|
16
|
24
|
27
|
33
|
29
|
29
|
40
|
21
|
11
|
10
|
18
|
21
|
28
|
13
|
25
|
26
|
26
|
15
|
23
|
20
|
21
|
21
|
34
|
23
|
23
|
42
|
38
|
19
|
22
|
21
|
32
|
|
2024/06
|
54
|
34
|
37
|
25
|
28
|
43
|
21
|
23
|
31
|
31
|
27
|
26
|
38
|
39
|
43
|
57
|
26
|
37
|
25
|
26
|
19
|
17
|
24
|
27
|
31
|
24
|
14
|
23
|
18
|
22
|
|
|
2024/05
|
38
|
34
|
32
|
20
|
34
|
62
|
71
|
57
|
31
|
44
|
31
|
32
|
35
|
52
|
51
|
47
|
60
|
30
|
39
|
34
|
30
|
43
|
44
|
47
|
51
|
24
|
37
|
32
|
18
|
19
|
33
|
|
2024/04
|
56
|
50
|
57
|
52
|
53
|
28
|
30
|
35
|
46
|
43
|
38
|
50
|
52
|
60
|
64
|
38
|
32
|
34
|
34
|
47
|
55
|
70
|
31
|
33
|
45
|
72
|
71
|
78
|
38
|
16
|
|
|
2024/03
|
64
|
57
|
78
|
99
|
73
|
61
|
57
|
62
|
89
|
101
|
45
|
70
|
61
|
55
|
73
|
68
|
86
|
41
|
59
|
63
|
62
|
74
|
75
|
63
|
26
|
50
|
51
|
34
|
49
|
59
|
52
|
|
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