Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
59
PM2.5
124
*
PM10
80
O3
0.3
CO
9
SO2
7
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
10 May
95
Good
Sun
11 May
85
Good
Mon
12 May
93
Good
Tue
13 May
63
Good
Wed
14 May
66
Good
Thu
15 May
35
Excellent
Fri
16 May
45
Excellent
Air quality in the last 12 months (Tongnan)
|
2025/02
|
72
|
51
|
41
|
43
|
55
|
31
|
31
|
33
|
51
|
62
|
84
|
65
|
51
|
36
|
47
|
59
|
64
|
50
|
63
|
60
|
47
|
51
|
39
|
43
|
54
|
71
|
73
|
69
|
|||
|
2025/01
|
137
|
155
|
188
|
133
|
101
|
95
|
83
|
54
|
60
|
53
|
50
|
52
|
84
|
107
|
87
|
84
|
85
|
94
|
111
|
121
|
148
|
165
|
188
|
108
|
31
|
60
|
61
|
90
|
267
|
154
|
89
|
|
2024/12
|
71
|
91
|
80
|
70
|
39
|
32
|
40
|
44
|
43
|
50
|
58
|
67
|
42
|
54
|
66
|
81
|
96
|
146
|
101
|
96
|
123
|
115
|
93
|
81
|
103
|
111
|
110
|
81
|
96
|
95
|
113
|
|
2024/11
|
48
|
51
|
58
|
60
|
39
|
58
|
59
|
75
|
50
|
46
|
49
|
63
|
57
|
52
|
43
|
33
|
25
|
20
|
24
|
28
|
38
|
48
|
47
|
38
|
25
|
40
|
45
|
53
|
70
|
67
|
|
|
2024/10
|
27
|
35
|
31
|
49
|
70
|
62
|
42
|
59
|
61
|
67
|
64
|
44
|
45
|
60
|
66
|
83
|
31
|
45
|
54
|
25
|
28
|
28
|
51
|
59
|
64
|
63
|
30
|
58
|
71
|
68
|
57
|
|
2024/09
|
50
|
51
|
43
|
37
|
48
|
51
|
50
|
39
|
32
|
32
|
32
|
38
|
46
|
51
|
49
|
37
|
49
|
64
|
57
|
54
|
27
|
44
|
43
|
67
|
69
|
84
|
78
|
69
|
69
|
15
|
|
|
2024/08
|
39
|
35
|
23
|
26
|
26
|
43
|
43
|
36
|
29
|
38
|
48
|
58
|
65
|
62
|
51
|
38
|
75
|
63
|
58
|
67
|
60
|
59
|
42
|
33
|
28
|
38
|
58
|
60
|
37
|
47
|
39
|
|
2024/07
|
28
|
35
|
35
|
32
|
20
|
34
|
38
|
33
|
34
|
19
|
21
|
32
|
34
|
18
|
29
|
31
|
36
|
32
|
33
|
28
|
33
|
30
|
33
|
34
|
72
|
66
|
46
|
35
|
31
|
31
|
37
|
|
2024/06
|
61
|
36
|
45
|
24
|
34
|
33
|
34
|
37
|
39
|
40
|
47
|
39
|
48
|
49
|
56
|
33
|
38
|
39
|
27
|
28
|
23
|
36
|
43
|
41
|
40
|
37
|
23
|
20
|
28
|
41
|
|
|
2024/05
|
32
|
40
|
40
|
55
|
48
|
73
|
77
|
107
|
50
|
69
|
63
|
55
|
56
|
60
|
49
|
55
|
53
|
71
|
38
|
18
|
25
|
34
|
35
|
45
|
39
|
26
|
43
|
38
|
28
|
32
|
49
|
|
2024/04
|
43
|
39
|
46
|
52
|
22
|
27
|
31
|
40
|
35
|
33
|
45
|
46
|
53
|
50
|
65
|
38
|
41
|
53
|
38
|
56
|
60
|
41
|
38
|
35
|
47
|
53
|
74
|
74
|
39
|
23
|
|
|
2024/03
|
65
|
59
|
71
|
79
|
90
|
58
|
64
|
97
|
70
|
84
|
91
|
76
|
62
|
70
|
77
|
58
|
69
|
25
|
37
|
61
|
66
|
75
|
93
|
54
|
26
|
43
|
41
|
40
|
54
|
55
|
55
|
|
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