Air Quality
Excellent
No health implications.
2
PM2.5
10
PM10
23
O3
0.7
CO
7
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Oct
47
Excellent
Sun
19 Oct
43
Excellent
Mon
20 Oct
47
Excellent
Tue
21 Oct
48
Excellent
Wed
22 Oct
54
Good
Thu
23 Oct
63
Good
Fri
24 Oct
41
Excellent
Air quality in the last 12 months (Tonggu)
|
2025/08
|
32
|
38
|
38
|
27
|
25
|
13
|
17
|
15
|
26
|
29
|
30
|
36
|
34
|
20
|
10
|
23
|
25
|
25
|
15
|
16
|
14
|
22
|
38
|
29
|
23
|
25
|
37
|
31
|
23
|
28
|
21
|
|
2025/07
|
16
|
19
|
22
|
30
|
32
|
39
|
37
|
33
|
25
|
20
|
31
|
24
|
19
|
20
|
25
|
25
|
31
|
28
|
36
|
21
|
13
|
12
|
22
|
26
|
24
|
29
|
18
|
20
|
25
|
20
|
23
|
|
2025/06
|
27
|
17
|
24
|
35
|
44
|
36
|
33
|
26
|
20
|
27
|
19
|
27
|
30
|
23
|
15
|
30
|
23
|
11
|
13
|
17
|
21
|
10
|
14
|
22
|
41
|
37
|
20
|
11
|
23
|
25
|
|
|
2025/05
|
43
|
56
|
60
|
68
|
39
|
54
|
84
|
45
|
30
|
41
|
37
|
46
|
45
|
55
|
43
|
21
|
29
|
48
|
36
|
23
|
25
|
27
|
21
|
45
|
56
|
50
|
57
|
25
|
23
|
27
|
20
|
|
2025/04
|
59
|
58
|
58
|
63
|
61
|
61
|
63
|
65
|
61
|
46
|
53
|
273
|
202
|
139
|
59
|
59
|
73
|
71
|
40
|
46
|
41
|
27
|
37
|
34
|
34
|
42
|
42
|
44
|
59
|
59
|
|
|
2025/03
|
50
|
39
|
21
|
22
|
42
|
39
|
48
|
56
|
60
|
56
|
63
|
56
|
33
|
35
|
19
|
38
|
48
|
41
|
47
|
40
|
44
|
50
|
55
|
60
|
58
|
73
|
76
|
67
|
55
|
54
|
65
|
|
2025/02
|
39
|
36
|
36
|
43
|
54
|
58
|
66
|
53
|
46
|
57
|
68
|
83
|
92
|
85
|
57
|
44
|
55
|
44
|
48
|
35
|
53
|
27
|
51
|
78
|
90
|
71
|
86
|
64
|
|||
|
2025/01
|
83
|
81
|
127
|
143
|
138
|
88
|
80
|
74
|
53
|
53
|
56
|
58
|
67
|
62
|
65
|
55
|
52
|
64
|
63
|
78
|
80
|
74
|
110
|
122
|
43
|
26
|
55
|
71
|
129
|
72
|
56
|
|
2024/12
|
48
|
57
|
79
|
105
|
58
|
46
|
59
|
94
|
68
|
76
|
44
|
79
|
75
|
56
|
60
|
59
|
67
|
71
|
81
|
82
|
92
|
79
|
79
|
82
|
81
|
110
|
125
|
85
|
77
|
90
|
93
|
|
2024/11
|
46
|
64
|
57
|
63
|
68
|
54
|
50
|
53
|
58
|
51
|
51
|
55
|
58
|
64
|
43
|
53
|
26
|
17
|
35
|
39
|
41
|
41
|
56
|
68
|
37
|
25
|
35
|
42
|
46
|
49
|
|
|
2024/10
|
21
|
36
|
37
|
32
|
43
|
58
|
55
|
29
|
30
|
53
|
58
|
66
|
96
|
86
|
70
|
36
|
37
|
42
|
27
|
22
|
49
|
31
|
32
|
37
|
54
|
57
|
37
|
42
|
56
|
52
|
50
|
|
2024/09
|
38
|
41
|
48
|
44
|
40
|
42
|
41
|
39
|
41
|
36
|
35
|
32
|
27
|
33
|
36
|
34
|
30
|
34
|
35
|
38
|
21
|
26
|
36
|
42
|
48
|
52
|
55
|
37
|
29
|
39
|
|
|
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