Air Quality
Excellent
No health implications.
35
PM2.5
45
PM10
58
O3
0.9
CO
9
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Mar
83
Good
Mon
9 Mar
59
Good
Tue
10 Mar
88
Good
Wed
11 Mar
61
Good
Thu
12 Mar
63
Good
Fri
13 Mar
57
Good
Sat
14 Mar
22
Excellent
Air quality in the last 12 months (Yongji)
|
2026/02
|
77
|
60
|
59
|
107
|
77
|
49
|
55
|
43
|
44
|
87
|
68
|
84
|
119
|
85
|
39
|
46
|
90
|
59
|
44
|
55
|
72
|
130
|
79
|
50
|
52
|
49
|
47
|
35
|
|||
|
2026/01
|
67
|
56
|
85
|
107
|
58
|
40
|
40
|
40
|
70
|
90
|
54
|
41
|
33
|
36
|
64
|
94
|
52
|
63
|
37
|
41
|
46
|
33
|
35
|
48
|
82
|
73
|
66
|
65
|
82
|
76
|
73
|
|
2025/12
|
51
|
32
|
21
|
34
|
29
|
66
|
53
|
28
|
69
|
78
|
44
|
49
|
77
|
108
|
65
|
67
|
88
|
65
|
42
|
29
|
40
|
37
|
42
|
73
|
48
|
57
|
60
|
79
|
28
|
25
|
46
|
|
2025/11
|
58
|
38
|
47
|
67
|
100
|
107
|
52
|
80
|
34
|
49
|
153
|
106
|
42
|
118
|
181
|
52
|
108
|
50
|
36
|
40
|
55
|
57
|
132
|
282
|
490
|
258
|
67
|
43
|
38
|
47
|
|
|
2025/10
|
42
|
52
|
33
|
26
|
17
|
19
|
23
|
22
|
34
|
35
|
20
|
38
|
121
|
243
|
75
|
65
|
61
|
31
|
23
|
24
|
36
|
45
|
60
|
70
|
73
|
44
|
30
|
91
|
172
|
43
|
44
|
|
2025/09
|
17
|
28
|
26
|
28
|
30
|
19
|
18
|
17
|
20
|
21
|
26
|
37
|
41
|
28
|
18
|
25
|
22
|
23
|
22
|
25
|
26
|
23
|
31
|
24
|
29
|
23
|
27
|
29
|
33
|
31
|
|
|
2025/08
|
20
|
24
|
17
|
16
|
17
|
20
|
14
|
20
|
19
|
14
|
21
|
27
|
25
|
23
|
30
|
23
|
16
|
20
|
31
|
21
|
17
|
17
|
23
|
15
|
14
|
21
|
26
|
18
|
16
|
29
|
26
|
|
2025/07
|
19
|
17
|
17
|
18
|
23
|
16
|
24
|
30
|
36
|
30
|
30
|
34
|
28
|
22
|
18
|
11
|
18
|
16
|
19
|
22
|
17
|
19
|
15
|
15
|
23
|
29
|
19
|
21
|
19
|
13
|
17
|
|
2025/06
|
35
|
42
|
21
|
28
|
25
|
31
|
28
|
27
|
36
|
19
|
22
|
22
|
30
|
33
|
29
|
19
|
37
|
29
|
33
|
27
|
13
|
20
|
27
|
38
|
41
|
32
|
52
|
30
|
36
|
31
|
|
|
2025/05
|
29
|
19
|
23
|
22
|
29
|
26
|
45
|
46
|
48
|
29
|
37
|
47
|
47
|
46
|
39
|
31
|
24
|
31
|
24
|
30
|
47
|
43
|
29
|
32
|
30
|
34
|
42
|
34
|
40
|
39
|
52
|
|
2025/04
|
67
|
57
|
58
|
52
|
31
|
52
|
43
|
65
|
67
|
88
|
84
|
35
|
11
|
30
|
30
|
39
|
57
|
46
|
29
|
69
|
116
|
29
|
28
|
74
|
36
|
60
|
58
|
60
|
70
|
57
|
|
|
2025/03
|
70
|
27
|
43
|
35
|
46
|
68
|
63
|
69
|
89
|
76
|
65
|
96
|
47
|
40
|
40
|
52
|
78
|
78
|
69
|
83
|
59
|
73
|
68
|
83
|
101
|
67
|
41
|
20
|
32
|
37
|
62
|
|
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