Air Quality
Excellent
No health implications.
14
PM2.5
27
PM10
26
O3
0.6
CO
4
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Dec
82
Good
Wed
24 Dec
65
Good
Thu
25 Dec
69
Good
Fri
26 Dec
94
Good
Sat
27 Dec
90
Good
Sun
28 Dec
117
Light
Mon
29 Dec
46
Excellent
Air quality in the last 12 months (Yutian)
|
2025/11
|
45
|
17
|
51
|
88
|
178
|
123
|
58
|
66
|
38
|
63
|
81
|
78
|
23
|
79
|
106
|
42
|
20
|
28
|
52
|
35
|
55
|
86
|
115
|
80
|
31
|
74
|
35
|
86
|
109
|
88
|
|
|
2025/10
|
57
|
46
|
46
|
51
|
44
|
19
|
43
|
27
|
12
|
15
|
24
|
39
|
56
|
53
|
72
|
56
|
36
|
16
|
20
|
23
|
36
|
56
|
62
|
81
|
131
|
58
|
40
|
116
|
184
|
118
|
62
|
|
2025/09
|
33
|
48
|
56
|
63
|
51
|
32
|
44
|
36
|
57
|
37
|
62
|
62
|
57
|
42
|
41
|
35
|
21
|
30
|
39
|
46
|
57
|
35
|
34
|
60
|
59
|
56
|
69
|
45
|
50
|
57
|
|
|
2025/08
|
54
|
52
|
37
|
40
|
30
|
56
|
44
|
40
|
34
|
38
|
47
|
50
|
23
|
44
|
51
|
30
|
42
|
43
|
32
|
35
|
27
|
24
|
28
|
21
|
29
|
41
|
35
|
16
|
43
|
41
|
36
|
|
2025/07
|
41
|
46
|
36
|
60
|
49
|
23
|
44
|
51
|
53
|
52
|
57
|
53
|
29
|
35
|
44
|
29
|
27
|
45
|
45
|
40
|
40
|
52
|
40
|
33
|
47
|
50
|
45
|
33
|
19
|
29
|
45
|
|
2025/06
|
62
|
47
|
20
|
30
|
62
|
57
|
45
|
46
|
57
|
37
|
54
|
63
|
56
|
51
|
20
|
18
|
48
|
64
|
51
|
33
|
36
|
55
|
68
|
81
|
55
|
58
|
56
|
51
|
79
|
59
|
|
|
2025/05
|
35
|
50
|
33
|
55
|
59
|
29
|
65
|
86
|
33
|
33
|
67
|
84
|
82
|
40
|
50
|
75
|
40
|
50
|
77
|
94
|
69
|
70
|
51
|
37
|
55
|
67
|
60
|
66
|
69
|
79
|
70
|
|
2025/04
|
54
|
17
|
57
|
67
|
21
|
68
|
61
|
49
|
52
|
80
|
87
|
118
|
60
|
36
|
57
|
92
|
71
|
52
|
42
|
67
|
83
|
49
|
68
|
38
|
48
|
91
|
44
|
57
|
64
|
71
|
|
|
2025/03
|
196
|
62
|
31
|
56
|
86
|
43
|
59
|
106
|
165
|
130
|
162
|
61
|
85
|
64
|
45
|
24
|
30
|
22
|
46
|
38
|
33
|
56
|
111
|
93
|
57
|
88
|
53
|
37
|
28
|
49
|
67
|
|
2025/02
|
70
|
69
|
15
|
16
|
23
|
46
|
19
|
18
|
29
|
79
|
134
|
48
|
85
|
80
|
107
|
41
|
18
|
55
|
43
|
38
|
23
|
34
|
22
|
49
|
62
|
70
|
134
|
193
|
|||
|
2025/01
|
72
|
34
|
45
|
81
|
80
|
29
|
23
|
15
|
19
|
28
|
46
|
43
|
55
|
35
|
29
|
54
|
71
|
119
|
69
|
84
|
82
|
64
|
88
|
128
|
153
|
95
|
17
|
49
|
169
|
67
|
74
|
|
2024/12
|
83
|
17
|
42
|
40
|
40
|
30
|
17
|
25
|
55
|
59
|
46
|
84
|
45
|
28
|
45
|
46
|
34
|
31
|
60
|
50
|
22
|
29
|
55
|
90
|
95
|
24
|
22
|
40
|
88
|
76
|
48
|
|
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