Air Quality
Excellent
No health implications.
10
PM2.5
15
PM10
34
O3
0.7
CO
4
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Mar
43
Excellent
Sat
25 Mar
47
Excellent
Sun
26 Mar
56
Good
Mon
27 Mar
51
Good
Tue
28 Mar
54
Good
Wed
29 Mar
51
Good
Thu
30 Mar
49
Excellent
Air quality in the last 12 months (Rucheng)
|
2023/02
|
59
|
101
|
78
|
50
|
24
|
39
|
26
|
23
|
18
|
27
|
28
|
32
|
18
|
27
|
50
|
53
|
55
|
61
|
62
|
76
|
70
|
66
|
73
|
65
|
50
|
70
|
65
|
68
|
|||
|
2023/01
|
56
|
96
|
114
|
104
|
75
|
92
|
86
|
76
|
36
|
45
|
67
|
25
|
17
|
27
|
14
|
35
|
54
|
53
|
53
|
54
|
71
|
173
|
84
|
77
|
64
|
61
|
66
|
64
|
60
|
58
|
47
|
|
2022/12
|
10
|
25
|
23
|
20
|
33
|
35
|
37
|
53
|
56
|
60
|
114
|
107
|
84
|
67
|
59
|
73
|
72
|
45
|
50
|
57
|
64
|
62
|
68
|
51
|
52
|
70
|
83
|
112
|
54
|
52
|
39
|
|
2022/11
|
43
|
40
|
25
|
23
|
30
|
28
|
31
|
32
|
39
|
41
|
38
|
47
|
52
|
61
|
43
|
16
|
21
|
33
|
24
|
41
|
50
|
37
|
17
|
24
|
23
|
26
|
24
|
20
|
22
|
10
|
|
|
2022/10
|
24
|
24
|
27
|
38
|
55
|
41
|
21
|
30
|
29
|
33
|
38
|
41
|
47
|
49
|
52
|
53
|
55
|
62
|
77
|
69
|
61
|
58
|
63
|
64
|
64
|
71
|
66
|
40
|
42
|
40
|
48
|
|
2022/09
|
32
|
36
|
40
|
39
|
54
|
53
|
34
|
29
|
34
|
50
|
57
|
56
|
61
|
53
|
49
|
55
|
65
|
69
|
60
|
55
|
58
|
63
|
54
|
54
|
71
|
70
|
66
|
63
|
71
|
48
|
|
|
2022/08
|
47
|
53
|
41
|
23
|
18
|
22
|
24
|
26
|
22
|
18
|
19
|
22
|
23
|
28
|
35
|
36
|
29
|
23
|
22
|
16
|
20
|
25
|
36
|
39
|
19
|
22
|
27
|
33
|
36
|
41
|
36
|
|
2022/07
|
24
|
17
|
13
|
13
|
14
|
19
|
17
|
20
|
27
|
26
|
29
|
33
|
44
|
43
|
43
|
28
|
31
|
27
|
29
|
25
|
26
|
38
|
36
|
40
|
45
|
49
|
52
|
50
|
46
|
35
|
40
|
|
2022/06
|
27
|
22
|
19
|
21
|
22
|
28
|
30
|
20
|
21
|
27
|
24
|
23
|
18
|
21
|
22
|
18
|
19
|
14
|
13
|
14
|
16
|
23
|
23
|
26
|
27
|
25
|
22
|
25
|
29
|
22
|
|
|
2022/05
|
21
|
32
|
42
|
48
|
54
|
66
|
66
|
42
|
31
|
24
|
19
|
19
|
17
|
34
|
24
|
30
|
44
|
45
|
58
|
61
|
35
|
34
|
16
|
15
|
24
|
30
|
29
|
29
|
23
|
22
|
26
|
|
2022/04
|
27
|
29
|
44
|
51
|
55
|
59
|
55
|
59
|
61
|
72
|
69
|
48
|
30
|
31
|
30
|
18
|
21
|
22
|
30
|
43
|
41
|
37
|
29
|
27
|
26
|
31
|
31
|
30
|
24
|
21
|
|
|
2022/03
|
63
|
53
|
60
|
67
|
78
|
58
|
29
|
43
|
52
|
53
|
54
|
54
|
46
|
51
|
63
|
57
|
31
|
27
|
46
|
56
|
40
|
20
|
20
|
28
|
22
|
25
|
28
|
32
|
29
|
36
|
31
|
|
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