Air Quality
Excellent
No health implications.
15
PM2.5
18
PM10
26
O3
0.5
CO
4
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jul
48
Excellent
Wed
22 Jul
57
Good
Thu
23 Jul
55
Good
Fri
24 Jul
66
Good
Sat
25 Jul
86
Good
Sun
26 Jul
75
Good
Mon
27 Jul
30
Excellent
Air quality in the last 12 months (Tonglu)
|
2026/06
|
61
|
55
|
47
|
27
|
41
|
33
|
40
|
29
|
25
|
41
|
47
|
40
|
33
|
27
|
37
|
23
|
46
|
41
|
21
|
15
|
24
|
32
|
21
|
24
|
25
|
47
|
62
|
39
|
34
|
20
|
|
|
2026/05
|
36
|
41
|
34
|
29
|
36
|
42
|
44
|
29
|
32
|
32
|
30
|
38
|
52
|
35
|
25
|
29
|
31
|
37
|
40
|
31
|
30
|
74
|
34
|
41
|
21
|
24
|
29
|
37
|
51
|
46
|
57
|
|
2026/04
|
30
|
35
|
28
|
28
|
60
|
63
|
52
|
32
|
35
|
34
|
57
|
34
|
50
|
42
|
49
|
59
|
57
|
69
|
54
|
58
|
42
|
19
|
19
|
37
|
50
|
53
|
53
|
51
|
27
|
31
|
|
|
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
|
|
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