Air Quality
Excellent
No health implications.
32
PM2.5
42
PM10
45
O3
0.7
CO
6
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Feb
81
Good
Thu
12 Feb
88
Good
Fri
13 Feb
87
Good
Sat
14 Feb
84
Good
Sun
15 Feb
78
Good
Mon
16 Feb
64
Good
Tue
17 Feb
27
Excellent
Air quality in the last 12 months (Tonglu)
|
2026/01
|
22
|
60
|
101
|
104
|
94
|
77
|
60
|
58
|
68
|
60
|
71
|
66
|
61
|
65
|
67
|
87
|
115
|
92
|
42
|
22
|
56
|
63
|
78
|
101
|
139
|
101
|
42
|
94
|
58
|
29
|
18
|
|
2025/12
|
115
|
96
|
55
|
54
|
69
|
81
|
80
|
111
|
56
|
64
|
77
|
59
|
34
|
48
|
61
|
63
|
99
|
163
|
97
|
104
|
47
|
42
|
56
|
24
|
54
|
50
|
59
|
67
|
68
|
120
|
37
|
|
2025/11
|
42
|
60
|
42
|
51
|
49
|
59
|
30
|
34
|
14
|
47
|
28
|
35
|
38
|
66
|
83
|
77
|
50
|
30
|
44
|
50
|
61
|
74
|
73
|
70
|
87
|
93
|
102
|
114
|
76
|
72
|
|
|
2025/10
|
38
|
41
|
41
|
45
|
39
|
40
|
57
|
41
|
30
|
37
|
45
|
75
|
58
|
31
|
32
|
23
|
28
|
19
|
17
|
24
|
27
|
30
|
32
|
35
|
50
|
50
|
45
|
48
|
43
|
41
|
32
|
|
2025/09
|
27
|
20
|
25
|
37
|
42
|
33
|
38
|
35
|
19
|
19
|
36
|
31
|
20
|
14
|
30
|
32
|
24
|
24
|
23
|
20
|
27
|
35
|
31
|
20
|
28
|
48
|
48
|
52
|
53
|
41
|
|
|
2025/08
|
34
|
39
|
33
|
35
|
23
|
15
|
17
|
27
|
28
|
34
|
36
|
32
|
16
|
18
|
19
|
23
|
24
|
28
|
33
|
33
|
27
|
19
|
20
|
28
|
26
|
30
|
28
|
17
|
22
|
26
|
27
|
|
2025/07
|
18
|
22
|
28
|
31
|
32
|
23
|
18
|
12
|
18
|
32
|
20
|
16
|
29
|
34
|
42
|
37
|
33
|
30
|
18
|
14
|
12
|
14
|
21
|
25
|
20
|
12
|
18
|
15
|
23
|
14
|
16
|
|
2025/06
|
23
|
15
|
26
|
44
|
32
|
37
|
51
|
32
|
27
|
22
|
18
|
35
|
29
|
17
|
9
|
24
|
39
|
24
|
26
|
24
|
23
|
24
|
13
|
21
|
34
|
31
|
21
|
18
|
21
|
25
|
|
|
2025/05
|
47
|
47
|
55
|
43
|
35
|
80
|
102
|
54
|
17
|
29
|
32
|
41
|
42
|
46
|
69
|
45
|
24
|
58
|
40
|
25
|
15
|
31
|
13
|
35
|
60
|
54
|
58
|
40
|
27
|
43
|
50
|
|
2025/04
|
50
|
47
|
71
|
67
|
62
|
61
|
60
|
56
|
65
|
48
|
55
|
95
|
103
|
90
|
53
|
45
|
57
|
59
|
61
|
75
|
50
|
23
|
42
|
44
|
39
|
48
|
33
|
41
|
54
|
53
|
|
|
2025/03
|
45
|
50
|
27
|
17
|
36
|
44
|
65
|
64
|
86
|
87
|
69
|
56
|
23
|
37
|
16
|
34
|
28
|
41
|
51
|
45
|
40
|
42
|
47
|
56
|
56
|
71
|
62
|
58
|
41
|
58
|
40
|
|
2025/02
|
20
|
34
|
84
|
61
|
41
|
62
|
61
|
30
|
36
|
53
|
89
|
91
|
123
|
90
|
86
|
39
|
59
|
35
|
57
|
37
|
28
|
42
|
69
|
85
|
96
|
84
|
66
|
38
|
|||
|
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