Air Quality
Excellent
No health implications.
34
PM2.5
41
PM10
56
O3
0.6
CO
4
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Feb
102
Light
Fri
7 Feb
61
Good
Sat
8 Feb
55
Good
Sun
9 Feb
82
Good
Mon
10 Feb
56
Good
Tue
11 Feb
44
Excellent
Wed
12 Feb
23
Excellent
Air quality in the last 12 months (Yongji)
|
2024/12
|
50
|
19
|
17
|
20
|
24
|
39
|
39
|
41
|
55
|
63
|
46
|
41
|
61
|
39
|
26
|
36
|
40
|
49
|
59
|
66
|
76
|
37
|
52
|
35
|
49
|
35
|
31
|
28
|
38
|
52
|
38
|
|
2024/11
|
82
|
80
|
79
|
46
|
20
|
33
|
43
|
68
|
64
|
41
|
89
|
42
|
40
|
34
|
27
|
36
|
53
|
57
|
41
|
63
|
59
|
52
|
79
|
58
|
49
|
41
|
23
|
53
|
32
|
46
|
|
|
2024/10
|
12
|
20
|
24
|
28
|
38
|
45
|
43
|
35
|
32
|
28
|
23
|
46
|
37
|
27
|
16
|
20
|
50
|
55
|
20
|
28
|
21
|
41
|
67
|
63
|
72
|
160
|
83
|
38
|
46
|
92
|
61
|
|
2024/09
|
16
|
18
|
22
|
25
|
19
|
17
|
23
|
28
|
28
|
20
|
25
|
24
|
22
|
23
|
26
|
27
|
33
|
31
|
28
|
23
|
22
|
33
|
26
|
24
|
24
|
22
|
28
|
28
|
34
|
18
|
|
|
2024/08
|
20
|
19
|
25
|
24
|
16
|
22
|
34
|
37
|
29
|
28
|
21
|
27
|
24
|
35
|
38
|
38
|
41
|
41
|
24
|
23
|
13
|
16
|
19
|
35
|
29
|
21
|
23
|
22
|
23
|
23
|
21
|
|
2024/07
|
64
|
47
|
17
|
27
|
30
|
20
|
36
|
65
|
63
|
66
|
77
|
92
|
88
|
66
|
64
|
44
|
18
|
27
|
30
|
29
|
25
|
22
|
16
|
24
|
22
|
9
|
9
|
7
|
12
|
25
|
18
|
|
2024/06
|
23
|
30
|
25
|
38
|
43
|
34
|
34
|
23
|
19
|
24
|
31
|
32
|
29
|
21
|
17
|
20
|
23
|
28
|
46
|
37
|
40
|
55
|
42
|
14
|
14
|
29
|
40
|
48
|
34
|
43
|
|
|
2024/05
|
39
|
54
|
68
|
55
|
48
|
41
|
44
|
34
|
47
|
54
|
72
|
47
|
38
|
45
|
27
|
31
|
36
|
52
|
34
|
34
|
25
|
43
|
36
|
28
|
25
|
17
|
12
|
24
|
27
|
25
|
19
|
|
2024/04
|
72
|
82
|
68
|
57
|
78
|
75
|
62
|
53
|
68
|
81
|
63
|
65
|
60
|
73
|
180
|
117
|
83
|
90
|
156
|
187
|
135
|
79
|
130
|
76
|
55
|
95
|
87
|
53
|
57
|
36
|
|
|
2024/03
|
45
|
47
|
39
|
38
|
43
|
49
|
39
|
35
|
41
|
73
|
94
|
45
|
46
|
45
|
58
|
68
|
32
|
36
|
38
|
42
|
35
|
35
|
43
|
24
|
28
|
49
|
55
|
318
|
123
|
59
|
49
|
|
2024/02
|
109
|
104
|
134
|
117
|
135
|
182
|
142
|
121
|
137
|
266
|
105
|
59
|
84
|
50
|
61
|
43
|
34
|
31
|
32
|
35
|
46
|
61
|
72
|
103
|
150
|
58
|
55
|
95
|
74
|
||
|
2024/01
|
75
|
113
|
98
|
57
|
52
|
60
|
39
|
38
|
98
|
43
|
57
|
75
|
93
|
34
|
61
|
48
|
64
|
111
|
164
|
85
|
65
|
58
|
72
|
70
|
77
|
82
|
104
|
76
|
108
|
150
|
85
|
|
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