Air Quality
Excellent
No health implications.
2
PM2.5
6
PM10
37
O3
0.6
CO
4
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
41
Excellent
Thu
23 Apr
51
Good
Fri
24 Apr
75
Good
Sat
25 Apr
81
Good
Sun
26 Apr
92
Good
Mon
27 Apr
86
Good
Tue
28 Apr
37
Excellent
Air quality in the last 12 months (Tonglu)
|
2026/03
|
38
|
16
|
37
|
50
|
44
|
61
|
63
|
49
|
58
|
58
|
55
|
49
|
64
|
61
|
68
|
62
|
66
|
42
|
46
|
85
|
56
|
50
|
48
|
44
|
45
|
77
|
44
|
41
|
35
|
49
|
27
|
|
2026/02
|
36
|
48
|
90
|
92
|
101
|
53
|
25
|
45
|
41
|
44
|
53
|
65
|
71
|
52
|
43
|
23
|
71
|
59
|
48
|
37
|
30
|
61
|
123
|
41
|
31
|
32
|
13
|
24
|
|||
|
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
|
|
|
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