Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
45
O3
0.6
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Jul
62
Good
Wed
23 Jul
63
Good
Thu
24 Jul
83
Good
Fri
25 Jul
82
Good
Sat
26 Jul
87
Good
Sun
27 Jul
50
Excellent
Mon
28 Jul
19
Excellent
Air quality in the last 12 months (Yuhua)
|
2025/06
|
16
|
26
|
44
|
51
|
46
|
43
|
28
|
30
|
37
|
40
|
21
|
18
|
32
|
19
|
18
|
28
|
14
|
13
|
14
|
18
|
20
|
15
|
21
|
21
|
30
|
42
|
29
|
17
|
17
|
20
|
|
|
2025/05
|
65
|
64
|
67
|
59
|
47
|
62
|
64
|
42
|
39
|
56
|
49
|
51
|
49
|
56
|
59
|
34
|
33
|
50
|
38
|
20
|
22
|
25
|
37
|
59
|
59
|
56
|
64
|
28
|
23
|
27
|
21
|
|
2025/04
|
65
|
70
|
62
|
65
|
76
|
89
|
78
|
78
|
75
|
58
|
57
|
216
|
151
|
146
|
82
|
66
|
73
|
72
|
30
|
56
|
33
|
48
|
61
|
37
|
37
|
40
|
44
|
53
|
71
|
43
|
|
|
2025/03
|
38
|
38
|
13
|
38
|
51
|
64
|
56
|
46
|
68
|
54
|
42
|
67
|
62
|
17
|
34
|
53
|
48
|
51
|
52
|
51
|
64
|
66
|
86
|
82
|
68
|
83
|
91
|
64
|
63
|
29
|
64
|
|
2025/02
|
61
|
50
|
69
|
74
|
76
|
74
|
81
|
45
|
48
|
54
|
77
|
92
|
119
|
111
|
65
|
77
|
65
|
49
|
47
|
52
|
120
|
32
|
66
|
92
|
99
|
88
|
65
|
57
|
|||
|
2025/01
|
137
|
156
|
188
|
216
|
76
|
86
|
91
|
72
|
66
|
57
|
65
|
79
|
76
|
78
|
86
|
62
|
71
|
78
|
125
|
129
|
100
|
92
|
258
|
194
|
15
|
38
|
67
|
97
|
212
|
83
|
60
|
|
2024/12
|
64
|
68
|
128
|
137
|
50
|
63
|
70
|
102
|
84
|
66
|
69
|
99
|
108
|
61
|
64
|
77
|
63
|
87
|
88
|
110
|
106
|
84
|
75
|
101
|
118
|
123
|
184
|
90
|
92
|
108
|
129
|
|
2024/11
|
88
|
132
|
122
|
105
|
110
|
92
|
60
|
57
|
84
|
98
|
84
|
95
|
86
|
133
|
165
|
152
|
22
|
17
|
33
|
42
|
51
|
67
|
70
|
95
|
37
|
32
|
45
|
55
|
61
|
60
|
|
|
2024/10
|
37
|
58
|
59
|
48
|
56
|
86
|
65
|
49
|
61
|
74
|
72
|
82
|
194
|
60
|
80
|
86
|
42
|
47
|
28
|
49
|
41
|
20
|
41
|
51
|
70
|
76
|
93
|
143
|
105
|
64
|
69
|
|
2024/09
|
51
|
47
|
59
|
58
|
47
|
52
|
48
|
34
|
42
|
42
|
49
|
36
|
35
|
45
|
50
|
50
|
52
|
50
|
45
|
52
|
42
|
41
|
44
|
55
|
65
|
74
|
89
|
58
|
41
|
53
|
|
|
2024/08
|
22
|
27
|
24
|
36
|
38
|
34
|
32
|
36
|
38
|
43
|
40
|
34
|
32
|
42
|
44
|
31
|
42
|
24
|
31
|
41
|
47
|
38
|
32
|
29
|
39
|
39
|
47
|
32
|
33
|
42
|
47
|
|
2024/07
|
24
|
26
|
28
|
23
|
25
|
26
|
29
|
27
|
29
|
34
|
31
|
34
|
33
|
28
|
32
|
28
|
24
|
25
|
22
|
26
|
28
|
25
|
30
|
37
|
44
|
40
|
28
|
10
|
15
|
14
|
18
|
|
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