Air Quality
Excellent
No health implications.
25
PM2.5
43
PM10
115
O3
0.3
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 May
90
Good
Sun
25 May
95
Good
Mon
26 May
104
Light
Tue
27 May
115
Light
Wed
28 May
115
Light
Thu
29 May
127
Light
Fri
30 May
39
Excellent
Air quality in the last 12 months (Yutai)
|
2025/04
|
66
|
43
|
51
|
66
|
74
|
70
|
75
|
84
|
80
|
81
|
64
|
168
|
73
|
58
|
57
|
73
|
95
|
93
|
52
|
59
|
45
|
68
|
83
|
77
|
66
|
58
|
60
|
54
|
55
|
84
|
|
|
2025/03
|
130
|
32
|
41
|
51
|
76
|
79
|
84
|
89
|
94
|
99
|
119
|
145
|
85
|
58
|
71
|
42
|
50
|
41
|
54
|
62
|
56
|
65
|
84
|
114
|
125
|
95
|
103
|
134
|
50
|
53
|
70
|
|
2025/02
|
113
|
150
|
114
|
52
|
49
|
60
|
59
|
40
|
56
|
67
|
94
|
114
|
86
|
79
|
99
|
79
|
56
|
72
|
64
|
58
|
76
|
93
|
68
|
45
|
71
|
110
|
114
|
112
|
|||
|
2025/01
|
132
|
147
|
89
|
135
|
162
|
66
|
64
|
59
|
44
|
48
|
93
|
99
|
98
|
120
|
56
|
70
|
82
|
110
|
120
|
124
|
163
|
177
|
103
|
93
|
107
|
82
|
41
|
68
|
172
|
101
|
140
|
|
2024/12
|
101
|
97
|
70
|
132
|
178
|
178
|
110
|
53
|
61
|
95
|
103
|
63
|
83
|
79
|
75
|
92
|
100
|
44
|
57
|
97
|
62
|
56
|
81
|
102
|
148
|
125
|
75
|
69
|
68
|
97
|
109
|
|
2024/11
|
141
|
81
|
100
|
74
|
48
|
59
|
50
|
43
|
46
|
69
|
92
|
104
|
114
|
75
|
81
|
79
|
50
|
43
|
41
|
59
|
100
|
80
|
50
|
51
|
49
|
43
|
53
|
54
|
56
|
71
|
|
|
2024/10
|
38
|
25
|
36
|
49
|
45
|
38
|
52
|
59
|
67
|
92
|
61
|
79
|
73
|
89
|
115
|
101
|
43
|
16
|
35
|
34
|
52
|
73
|
66
|
64
|
78
|
77
|
145
|
80
|
96
|
118
|
113
|
|
2024/09
|
45
|
33
|
34
|
43
|
48
|
28
|
43
|
39
|
34
|
43
|
35
|
35
|
52
|
57
|
36
|
48
|
32
|
17
|
29
|
33
|
23
|
32
|
41
|
49
|
53
|
64
|
69
|
38
|
37
|
33
|
|
|
2024/08
|
26
|
23
|
28
|
30
|
20
|
12
|
33
|
17
|
40
|
57
|
106
|
45
|
42
|
47
|
35
|
45
|
38
|
37
|
21
|
32
|
39
|
43
|
45
|
52
|
54
|
39
|
16
|
32
|
40
|
38
|
43
|
|
2024/07
|
40
|
41
|
36
|
20
|
27
|
18
|
21
|
20
|
34
|
75
|
69
|
60
|
61
|
38
|
32
|
18
|
21
|
37
|
26
|
15
|
29
|
32
|
36
|
47
|
36
|
27
|
17
|
14
|
21
|
26
|
25
|
|
2024/06
|
37
|
63
|
73
|
59
|
55
|
47
|
53
|
61
|
60
|
66
|
58
|
59
|
66
|
59
|
45
|
51
|
40
|
43
|
50
|
46
|
50
|
58
|
69
|
95
|
89
|
48
|
54
|
44
|
35
|
31
|
|
|
2024/05
|
50
|
47
|
54
|
42
|
58
|
68
|
60
|
56
|
50
|
61
|
148
|
109
|
94
|
77
|
70
|
60
|
71
|
65
|
57
|
58
|
49
|
47
|
43
|
58
|
51
|
53
|
37
|
45
|
52
|
54
|
79
|
|
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