Air Quality
Excellent
No health implications.
13
PM2.5
18
PM10
58
O3
0.5
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Dec
41
Excellent
Sat
28 Dec
48
Excellent
Sun
29 Dec
56
Good
Mon
30 Dec
62
Good
Tue
31 Dec
48
Excellent
Wed
1 Jan
54
Good
Thu
2 Jan
28
Excellent
Air quality in the last 12 months (Longjing)
|
2024/11
|
43
|
37
|
35
|
29
|
18
|
34
|
32
|
46
|
63
|
58
|
110
|
53
|
49
|
61
|
63
|
26
|
33
|
27
|
30
|
45
|
38
|
22
|
38
|
44
|
48
|
21
|
16
|
29
|
24
|
19
|
|
|
2024/10
|
8
|
18
|
24
|
23
|
26
|
42
|
15
|
26
|
30
|
30
|
27
|
30
|
33
|
32
|
19
|
20
|
36
|
32
|
29
|
26
|
41
|
46
|
17
|
31
|
38
|
48
|
34
|
26
|
32
|
41
|
49
|
|
2024/09
|
25
|
14
|
21
|
25
|
15
|
14
|
22
|
16
|
22
|
18
|
18
|
17
|
18
|
12
|
16
|
21
|
19
|
21
|
33
|
12
|
10
|
11
|
17
|
19
|
22
|
19
|
23
|
22
|
24
|
25
|
|
|
2024/08
|
21
|
20
|
18
|
14
|
12
|
15
|
16
|
25
|
24
|
20
|
9
|
9
|
19
|
28
|
22
|
17
|
15
|
21
|
21
|
8
|
11
|
14
|
12
|
28
|
36
|
26
|
17
|
19
|
25
|
22
|
17
|
|
2024/07
|
31
|
28
|
12
|
24
|
28
|
22
|
11
|
30
|
44
|
52
|
58
|
67
|
56
|
45
|
40
|
31
|
20
|
16
|
21
|
33
|
25
|
22
|
18
|
15
|
16
|
10
|
15
|
13
|
13
|
17
|
21
|
|
2024/06
|
12
|
13
|
16
|
22
|
20
|
20
|
22
|
19
|
15
|
18
|
32
|
23
|
21
|
12
|
15
|
19
|
29
|
19
|
34
|
30
|
32
|
8
|
8
|
17
|
9
|
19
|
27
|
45
|
39
|
30
|
|
|
2024/05
|
27
|
49
|
55
|
44
|
44
|
24
|
25
|
23
|
38
|
36
|
32
|
29
|
39
|
45
|
14
|
21
|
27
|
51
|
20
|
9
|
17
|
35
|
29
|
16
|
17
|
13
|
12
|
14
|
18
|
17
|
14
|
|
2024/04
|
76
|
64
|
54
|
32
|
31
|
49
|
53
|
49
|
41
|
54
|
48
|
44
|
43
|
48
|
41
|
181
|
57
|
48
|
51
|
76
|
43
|
28
|
15
|
14
|
53
|
62
|
47
|
25
|
17
|
21
|
|
|
2024/03
|
64
|
44
|
41
|
42
|
37
|
36
|
37
|
40
|
30
|
48
|
69
|
32
|
48
|
53
|
108
|
52
|
40
|
36
|
36
|
28
|
26
|
35
|
28
|
33
|
24
|
34
|
41
|
50
|
88
|
51
|
53
|
|
2024/02
|
33
|
29
|
29
|
33
|
38
|
32
|
36
|
36
|
40
|
77
|
53
|
60
|
72
|
71
|
39
|
41
|
51
|
69
|
37
|
26
|
25
|
30
|
35
|
66
|
88
|
50
|
50
|
49
|
55
|
||
|
2024/01
|
85
|
82
|
72
|
83
|
44
|
32
|
24
|
46
|
41
|
47
|
47
|
29
|
40
|
41
|
26
|
40
|
41
|
35
|
35
|
31
|
20
|
32
|
23
|
27
|
31
|
39
|
53
|
54
|
62
|
71
|
50
|
|
2023/12
|
33
|
42
|
42
|
78
|
83
|
78
|
25
|
47
|
37
|
21
|
21
|
27
|
40
|
27
|
23
|
25
|
25
|
36
|
42
|
35
|
34
|
36
|
49
|
68
|
74
|
38
|
44
|
50
|
71
|
88
|
69
|
|
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