Air Quality
Excellent
No health implications.
20
PM2.5
37
PM10
51
O3
0.5
CO
7
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Jan
64
Good
Sat
11 Jan
84
Good
Sun
12 Jan
89
Good
Mon
13 Jan
96
Good
Tue
14 Jan
104
Light
Wed
15 Jan
89
Good
Thu
16 Jan
31
Excellent
Air quality in the last 12 months (Tonglu)
|
2024/12
|
55
|
63
|
118
|
72
|
46
|
55
|
108
|
54
|
54
|
59
|
22
|
83
|
60
|
97
|
68
|
52
|
62
|
76
|
43
|
56
|
77
|
67
|
78
|
75
|
89
|
126
|
98
|
66
|
66
|
91
|
97
|
|
2024/11
|
10
|
26
|
45
|
70
|
43
|
45
|
37
|
46
|
49
|
41
|
44
|
57
|
50
|
54
|
38
|
27
|
18
|
22
|
36
|
45
|
48
|
63
|
66
|
43
|
35
|
24
|
39
|
45
|
48
|
50
|
|
|
2024/10
|
15
|
23
|
30
|
33
|
28
|
15
|
15
|
22
|
44
|
49
|
64
|
62
|
45
|
51
|
46
|
27
|
33
|
32
|
15
|
35
|
52
|
40
|
37
|
43
|
41
|
24
|
14
|
37
|
54
|
44
|
37
|
|
2024/09
|
49
|
48
|
46
|
36
|
31
|
38
|
51
|
39
|
26
|
47
|
18
|
37
|
24
|
30
|
27
|
15
|
18
|
24
|
18
|
18
|
17
|
19
|
24
|
38
|
44
|
58
|
23
|
33
|
42
|
30
|
|
|
2024/08
|
20
|
24
|
30
|
33
|
27
|
30
|
37
|
34
|
35
|
35
|
31
|
20
|
19
|
25
|
30
|
45
|
41
|
36
|
21
|
18
|
13
|
30
|
38
|
49
|
50
|
51
|
42
|
25
|
29
|
32
|
41
|
|
2024/07
|
27
|
21
|
19
|
23
|
26
|
25
|
25
|
24
|
27
|
29
|
39
|
32
|
27
|
23
|
33
|
25
|
29
|
23
|
21
|
28
|
27
|
27
|
27
|
22
|
15
|
13
|
11
|
17
|
16
|
13
|
21
|
|
2024/06
|
14
|
26
|
31
|
46
|
41
|
22
|
22
|
31
|
46
|
24
|
21
|
19
|
32
|
46
|
43
|
45
|
17
|
26
|
17
|
17
|
27
|
28
|
21
|
20
|
16
|
15
|
14
|
22
|
20
|
26
|
|
|
2024/05
|
20
|
41
|
46
|
35
|
25
|
22
|
38
|
57
|
43
|
51
|
47
|
40
|
58
|
52
|
55
|
37
|
43
|
49
|
53
|
50
|
37
|
43
|
52
|
48
|
40
|
21
|
20
|
20
|
32
|
44
|
31
|
|
2024/04
|
37
|
18
|
17
|
27
|
42
|
42
|
29
|
18
|
36
|
59
|
58
|
58
|
57
|
23
|
38
|
70
|
27
|
27
|
55
|
38
|
36
|
29
|
32
|
50
|
53
|
45
|
54
|
47
|
27
|
23
|
|
|
2024/03
|
36
|
49
|
48
|
66
|
40
|
36
|
76
|
59
|
69
|
85
|
62
|
69
|
74
|
93
|
97
|
45
|
54
|
56
|
49
|
60
|
57
|
51
|
56
|
49
|
55
|
18
|
47
|
27
|
34
|
47
|
58
|
|
2024/02
|
29
|
19
|
16
|
21
|
30
|
55
|
68
|
97
|
137
|
240
|
78
|
59
|
49
|
48
|
38
|
24
|
35
|
43
|
52
|
17
|
14
|
14
|
24
|
35
|
56
|
92
|
93
|
55
|
26
|
||
|
2024/01
|
171
|
148
|
80
|
71
|
62
|
78
|
182
|
118
|
119
|
117
|
119
|
72
|
77
|
83
|
99
|
71
|
69
|
88
|
24
|
19
|
60
|
46
|
30
|
40
|
57
|
74
|
99
|
100
|
106
|
92
|
66
|
|
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