Air Quality
Excellent
No health implications.
18
PM2.5
49
PM10
49
O3
0.6
CO
15
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
55
Good
Tue
30 Apr
51
Good
Wed
1 May
69
Good
Thu
2 May
57
Good
Fri
3 May
52
Good
Sat
4 May
53
Good
Air quality in the last 12 months (Tonggu)
|
2024/02
|
38
|
15
|
15
|
37
|
70
|
37
|
53
|
78
|
95
|
139
|
89
|
67
|
64
|
51
|
39
|
25
|
35
|
37
|
46
|
40
|
15
|
25
|
32
|
32
|
58
|
64
|
76
|
58
|
48
|
||
|
2024/01
|
95
|
101
|
49
|
69
|
73
|
63
|
100
|
132
|
108
|
75
|
72
|
64
|
68
|
85
|
174
|
109
|
100
|
74
|
15
|
27
|
55
|
37
|
38
|
41
|
51
|
58
|
73
|
73
|
83
|
64
|
55
|
|
2023/12
|
54
|
61
|
70
|
64
|
60
|
66
|
59
|
57
|
56
|
57
|
18
|
27
|
49
|
54
|
21
|
31
|
43
|
36
|
44
|
46
|
91
|
58
|
54
|
63
|
60
|
69
|
74
|
109
|
153
|
151
|
116
|
|
2023/11
|
56
|
49
|
56
|
79
|
66
|
26
|
39
|
37
|
28
|
29
|
21
|
16
|
52
|
45
|
52
|
61
|
90
|
62
|
62
|
59
|
54
|
53
|
59
|
69
|
65
|
62
|
63
|
63
|
62
|
73
|
|
|
2023/10
|
28
|
35
|
43
|
31
|
37
|
44
|
36
|
27
|
24
|
34
|
46
|
58
|
62
|
54
|
51
|
51
|
55
|
62
|
58
|
22
|
31
|
43
|
50
|
59
|
71
|
51
|
61
|
72
|
62
|
59
|
60
|
|
2023/09
|
40
|
41
|
42
|
34
|
33
|
34
|
33
|
37
|
44
|
44
|
33
|
32
|
18
|
20
|
30
|
33
|
39
|
40
|
39
|
35
|
31
|
29
|
37
|
39
|
46
|
44
|
49
|
51
|
48
|
42
|
|
|
2023/08
|
27
|
33
|
38
|
35
|
43
|
34
|
38
|
33
|
30
|
38
|
43
|
39
|
26
|
30
|
35
|
35
|
41
|
48
|
46
|
44
|
42
|
28
|
37
|
48
|
54
|
44
|
35
|
20
|
29
|
34
|
39
|
|
2023/07
|
31
|
33
|
23
|
24
|
24
|
25
|
24
|
27
|
29
|
30
|
31
|
33
|
35
|
36
|
35
|
50
|
46
|
31
|
24
|
29
|
27
|
29
|
18
|
30
|
31
|
31
|
30
|
23
|
22
|
32
|
35
|
|
2023/06
|
38
|
47
|
59
|
66
|
42
|
32
|
42
|
28
|
42
|
38
|
46
|
56
|
35
|
40
|
41
|
46
|
37
|
25
|
22
|
25
|
31
|
29
|
29
|
28
|
22
|
22
|
28
|
25
|
30
|
29
|
|
|
2023/05
|
69
|
72
|
53
|
33
|
25
|
21
|
27
|
40
|
43
|
47
|
34
|
41
|
52
|
55
|
54
|
60
|
37
|
36
|
54
|
49
|
32
|
23
|
48
|
42
|
48
|
51
|
37
|
37
|
47
|
43
|
30
|
|
2023/04
|
50
|
58
|
38
|
24
|
24
|
23
|
45
|
62
|
61
|
64
|
70
|
67
|
50
|
34
|
72
|
68
|
60
|
34
|
28
|
41
|
41
|
35
|
11
|
12
|
19
|
30
|
40
|
43
|
82
|
85
|
|
|
2023/03
|
70
|
95
|
84
|
79
|
61
|
58
|
65
|
71
|
60
|
53
|
59
|
100
|
83
|
70
|
61
|
86
|
33
|
29
|
18
|
25
|
44
|
31
|
37
|
33
|
51
|
43
|
63
|
67
|
63
|
56
|
51
|
|
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