Air Quality
Excellent
No health implications.
5
PM2.5
10
PM10
21
O3
0.4
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Oct
39
Excellent
Sat
4 Oct
42
Excellent
Sun
5 Oct
44
Excellent
Mon
6 Oct
45
Excellent
Tue
7 Oct
49
Excellent
Wed
8 Oct
25
Excellent
Thu
9 Oct
27
Excellent
Air quality in the last 12 months (Yuechi)
|
2025/08
|
29
|
33
|
33
|
34
|
44
|
43
|
21
|
32
|
22
|
24
|
14
|
23
|
33
|
30
|
35
|
17
|
27
|
29
|
28
|
21
|
35
|
37
|
23
|
36
|
22
|
30
|
27
|
31
|
19
|
36
|
37
|
|
2025/07
|
17
|
16
|
13
|
17
|
18
|
26
|
21
|
13
|
13
|
22
|
21
|
28
|
36
|
40
|
34
|
34
|
38
|
27
|
28
|
26
|
22
|
15
|
13
|
12
|
15
|
22
|
25
|
26
|
33
|
37
|
31
|
|
2025/06
|
16
|
22
|
43
|
50
|
44
|
46
|
38
|
20
|
19
|
36
|
39
|
39
|
38
|
37
|
40
|
42
|
36
|
23
|
14
|
33
|
18
|
13
|
16
|
21
|
16
|
19
|
23
|
26
|
23
|
15
|
|
|
2025/05
|
50
|
69
|
71
|
32
|
44
|
60
|
65
|
32
|
74
|
74
|
59
|
59
|
57
|
55
|
76
|
87
|
77
|
82
|
77
|
69
|
67
|
45
|
63
|
66
|
53
|
41
|
31
|
25
|
27
|
31
|
26
|
|
2025/04
|
45
|
61
|
64
|
70
|
65
|
62
|
67
|
66
|
69
|
68
|
41
|
415
|
340
|
164
|
117
|
91
|
83
|
71
|
73
|
43
|
47
|
52
|
68
|
56
|
58
|
47
|
42
|
51
|
46
|
40
|
|
|
2025/03
|
99
|
66
|
24
|
21
|
19
|
23
|
36
|
53
|
66
|
66
|
58
|
69
|
51
|
47
|
36
|
34
|
32
|
41
|
54
|
58
|
64
|
100
|
105
|
71
|
61
|
63
|
141
|
63
|
20
|
23
|
28
|
|
2025/02
|
101
|
51
|
41
|
43
|
56
|
40
|
39
|
41
|
58
|
78
|
93
|
77
|
52
|
46
|
53
|
68
|
69
|
51
|
63
|
48
|
44
|
52
|
35
|
48
|
71
|
88
|
75
|
77
|
|||
|
2025/01
|
164
|
213
|
210
|
130
|
70
|
106
|
96
|
54
|
63
|
56
|
69
|
77
|
98
|
139
|
115
|
82
|
112
|
117
|
126
|
127
|
153
|
206
|
239
|
127
|
24
|
59
|
67
|
93
|
258
|
205
|
118
|
|
2024/12
|
89
|
112
|
100
|
58
|
30
|
26
|
31
|
35
|
46
|
60
|
61
|
57
|
53
|
61
|
79
|
82
|
109
|
152
|
118
|
92
|
128
|
108
|
94
|
96
|
130
|
132
|
124
|
120
|
144
|
137
|
129
|
|
2024/11
|
37
|
41
|
58
|
58
|
33
|
46
|
60
|
77
|
39
|
36
|
52
|
55
|
48
|
41
|
42
|
24
|
10
|
11
|
16
|
23
|
30
|
39
|
40
|
33
|
19
|
41
|
49
|
58
|
77
|
93
|
|
|
2024/10
|
23
|
39
|
37
|
47
|
65
|
58
|
44
|
46
|
50
|
62
|
48
|
33
|
39
|
40
|
47
|
61
|
31
|
34
|
46
|
14
|
17
|
27
|
44
|
52
|
61
|
70
|
37
|
55
|
64
|
83
|
55
|
|
2024/09
|
49
|
44
|
34
|
33
|
45
|
43
|
37
|
29
|
26
|
30
|
26
|
33
|
41
|
51
|
44
|
30
|
39
|
47
|
44
|
45
|
22
|
32
|
34
|
51
|
64
|
82
|
74
|
56
|
43
|
10
|
|
|
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