Air Quality
Excellent
No health implications.
23
PM2.5
34
PM10
150
O3
0.5
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
84
Good
Sat
21 Jun
88
Good
Sun
22 Jun
99
Good
Mon
23 Jun
112
Light
Tue
24 Jun
102
Light
Wed
25 Jun
113
Light
Thu
26 Jun
43
Excellent
Air quality in the last 12 months (Huyi)
|
2025/05
|
101
|
73
|
82
|
77
|
129
|
475
|
191
|
111
|
85
|
52
|
49
|
59
|
40
|
75
|
75
|
68
|
221
|
119
|
74
|
73
|
77
|
87
|
58
|
55
|
42
|
43
|
56
|
53
|
43
|
57
|
48
|
|
2025/04
|
85
|
99
|
92
|
121
|
103
|
96
|
76
|
93
|
113
|
107
|
126
|
344
|
147
|
85
|
62
|
115
|
118
|
138
|
112
|
73
|
79
|
142
|
100
|
67
|
87
|
77
|
47
|
47
|
61
|
117
|
|
|
2025/03
|
199
|
64
|
29
|
59
|
73
|
76
|
85
|
96
|
83
|
82
|
245
|
239
|
103
|
43
|
54
|
51
|
58
|
49
|
53
|
60
|
71
|
76
|
86
|
66
|
57
|
219
|
220
|
123
|
99
|
87
|
86
|
|
2025/02
|
254
|
123
|
41
|
55
|
56
|
64
|
98
|
45
|
64
|
104
|
138
|
87
|
95
|
97
|
72
|
84
|
99
|
104
|
119
|
117
|
139
|
154
|
83
|
84
|
87
|
87
|
108
|
137
|
|||
|
2025/01
|
97
|
105
|
120
|
133
|
118
|
93
|
97
|
94
|
93
|
80
|
66
|
93
|
102
|
87
|
59
|
80
|
120
|
93
|
134
|
151
|
195
|
252
|
225
|
191
|
74
|
80
|
83
|
156
|
397
|
323
|
279
|
|
2024/12
|
73
|
113
|
100
|
72
|
67
|
70
|
78
|
55
|
80
|
102
|
148
|
141
|
43
|
72
|
87
|
116
|
102
|
119
|
119
|
174
|
80
|
75
|
96
|
97
|
108
|
124
|
75
|
71
|
84
|
55
|
99
|
|
2024/11
|
70
|
57
|
59
|
66
|
82
|
123
|
153
|
176
|
139
|
116
|
121
|
134
|
106
|
59
|
58
|
52
|
20
|
19
|
63
|
50
|
60
|
102
|
148
|
123
|
33
|
61
|
78
|
72
|
51
|
57
|
|
|
2024/10
|
42
|
49
|
61
|
61
|
101
|
72
|
71
|
149
|
65
|
58
|
87
|
89
|
82
|
74
|
63
|
60
|
94
|
52
|
53
|
36
|
32
|
30
|
52
|
92
|
97
|
60
|
46
|
52
|
91
|
87
|
69
|
|
2024/09
|
53
|
59
|
47
|
49
|
27
|
51
|
24
|
38
|
49
|
47
|
64
|
48
|
44
|
38
|
60
|
50
|
54
|
59
|
48
|
31
|
23
|
56
|
72
|
94
|
76
|
98
|
85
|
72
|
39
|
34
|
|
|
2024/08
|
46
|
52
|
36
|
39
|
45
|
38
|
38
|
44
|
53
|
99
|
50
|
43
|
47
|
54
|
40
|
32
|
35
|
24
|
39
|
47
|
35
|
53
|
58
|
63
|
55
|
35
|
30
|
56
|
69
|
74
|
47
|
|
2024/07
|
21
|
29
|
27
|
32
|
32
|
41
|
37
|
14
|
18
|
32
|
31
|
34
|
38
|
45
|
52
|
49
|
14
|
28
|
28
|
35
|
31
|
37
|
52
|
71
|
82
|
61
|
50
|
40
|
34
|
23
|
33
|
|
2024/06
|
69
|
42
|
47
|
38
|
40
|
64
|
44
|
35
|
34
|
41
|
31
|
40
|
51
|
41
|
56
|
30
|
31
|
31
|
43
|
41
|
23
|
44
|
45
|
53
|
66
|
53
|
35
|
55
|
51
|
58
|
|
|
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