Air Quality
Excellent
No health implications.
21
PM2.5
34
PM10
103
O3
0.5
CO
8
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
52
Good
Sat
4 May
48
Excellent
Sun
5 May
48
Excellent
Mon
6 May
50
Excellent
Tue
7 May
61
Good
Wed
8 May
63
Good
Thu
9 May
57
Good
Air quality in the last 12 months (Songxi)
|
2024/02
|
46
|
21
|
19
|
14
|
15
|
18
|
14
|
38
|
88
|
150
|
66
|
52
|
45
|
55
|
47
|
18
|
26
|
38
|
41
|
48
|
38
|
11
|
11
|
18
|
27
|
37
|
42
|
45
|
27
|
||
|
2024/01
|
118
|
103
|
47
|
45
|
55
|
52
|
113
|
116
|
86
|
48
|
61
|
51
|
47
|
53
|
88
|
63
|
50
|
57
|
54
|
29
|
26
|
24
|
31
|
37
|
49
|
55
|
66
|
62
|
77
|
41
|
42
|
|
2023/12
|
59
|
52
|
60
|
49
|
38
|
41
|
43
|
46
|
49
|
55
|
62
|
29
|
35
|
45
|
42
|
18
|
39
|
44
|
25
|
29
|
51
|
45
|
50
|
52
|
48
|
56
|
56
|
56
|
91
|
85
|
83
|
|
2023/11
|
38
|
34
|
35
|
45
|
40
|
28
|
34
|
43
|
45
|
20
|
14
|
14
|
34
|
39
|
45
|
35
|
60
|
61
|
53
|
49
|
48
|
41
|
47
|
78
|
54
|
50
|
58
|
54
|
57
|
64
|
|
|
2023/10
|
25
|
33
|
39
|
36
|
32
|
27
|
15
|
16
|
20
|
30
|
29
|
37
|
43
|
44
|
53
|
52
|
53
|
53
|
54
|
25
|
28
|
36
|
32
|
33
|
50
|
56
|
47
|
36
|
38
|
43
|
44
|
|
2023/09
|
31
|
32
|
29
|
21
|
19
|
26
|
32
|
32
|
35
|
38
|
41
|
39
|
31
|
23
|
22
|
20
|
27
|
33
|
29
|
31
|
32
|
25
|
29
|
28
|
33
|
32
|
40
|
37
|
29
|
29
|
|
|
2023/08
|
26
|
25
|
24
|
28
|
40
|
41
|
37
|
29
|
27
|
34
|
37
|
26
|
23
|
24
|
33
|
38
|
34
|
31
|
27
|
25
|
28
|
20
|
22
|
32
|
30
|
22
|
18
|
25
|
18
|
20
|
23
|
|
2023/07
|
27
|
31
|
22
|
19
|
20
|
28
|
26
|
27
|
35
|
34
|
35
|
34
|
32
|
31
|
28
|
20
|
18
|
23
|
22
|
18
|
19
|
22
|
22
|
28
|
22
|
18
|
14
|
14
|
15
|
20
|
26
|
|
2023/06
|
31
|
41
|
53
|
50
|
44
|
38
|
29
|
16
|
24
|
31
|
42
|
54
|
53
|
43
|
42
|
34
|
32
|
28
|
24
|
26
|
24
|
29
|
25
|
25
|
25
|
19
|
24
|
26
|
27
|
19
|
|
|
2023/05
|
48
|
36
|
33
|
36
|
27
|
28
|
22
|
28
|
40
|
46
|
50
|
53
|
46
|
55
|
53
|
52
|
39
|
32
|
42
|
46
|
34
|
37
|
45
|
47
|
41
|
39
|
31
|
33
|
32
|
29
|
35
|
|
2023/04
|
43
|
44
|
36
|
39
|
40
|
26
|
39
|
55
|
47
|
46
|
49
|
65
|
94
|
59
|
45
|
59
|
61
|
52
|
29
|
26
|
29
|
49
|
51
|
30
|
19
|
25
|
39
|
48
|
40
|
64
|
|
|
2023/03
|
52
|
72
|
65
|
57
|
56
|
53
|
49
|
52
|
59
|
53
|
52
|
53
|
69
|
52
|
49
|
72
|
53
|
43
|
32
|
38
|
60
|
61
|
38
|
19
|
18
|
28
|
57
|
58
|
49
|
30
|
42
|
|
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