Air Quality
Excellent
No health implications.
21
PM2.5
33
PM10
134
O3
0.5
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jun
71
Good
Sun
22 Jun
101
Light
Mon
23 Jun
104
Light
Tue
24 Jun
103
Light
Wed
25 Jun
87
Good
Thu
26 Jun
75
Good
Fri
27 Jun
30
Excellent
Xiayi Air quality rank
Air quality in the last 12 months (Xiayi)
|
2025/05
|
57
|
82
|
49
|
50
|
65
|
109
|
76
|
62
|
40
|
28
|
50
|
54
|
53
|
56
|
76
|
73
|
113
|
72
|
86
|
59
|
53
|
64
|
65
|
60
|
52
|
49
|
61
|
58
|
63
|
63
|
75
|
|
2025/04
|
68
|
52
|
54
|
66
|
87
|
76
|
74
|
81
|
86
|
99
|
68
|
206
|
86
|
56
|
55
|
67
|
85
|
76
|
53
|
58
|
48
|
68
|
85
|
86
|
60
|
57
|
61
|
47
|
50
|
67
|
|
|
2025/03
|
137
|
47
|
38
|
50
|
67
|
79
|
71
|
83
|
96
|
91
|
109
|
145
|
101
|
54
|
65
|
46
|
52
|
52
|
59
|
58
|
52
|
65
|
82
|
176
|
90
|
81
|
121
|
131
|
60
|
59
|
74
|
|
2025/02
|
122
|
145
|
141
|
78
|
58
|
59
|
78
|
43
|
56
|
68
|
106
|
123
|
120
|
79
|
91
|
80
|
61
|
71
|
85
|
53
|
58
|
96
|
88
|
44
|
72
|
104
|
107
|
100
|
|||
|
2025/01
|
129
|
169
|
105
|
156
|
145
|
71
|
63
|
67
|
50
|
59
|
82
|
74
|
95
|
147
|
57
|
73
|
97
|
116
|
138
|
124
|
172
|
210
|
118
|
102
|
104
|
84
|
46
|
77
|
224
|
121
|
129
|
|
2024/12
|
79
|
93
|
64
|
102
|
153
|
154
|
117
|
50
|
58
|
99
|
120
|
82
|
99
|
80
|
66
|
82
|
103
|
53
|
57
|
106
|
73
|
54
|
83
|
111
|
148
|
165
|
84
|
72
|
64
|
100
|
115
|
|
2024/11
|
139
|
97
|
103
|
85
|
57
|
75
|
57
|
45
|
55
|
82
|
91
|
96
|
95
|
79
|
93
|
73
|
48
|
41
|
37
|
50
|
81
|
87
|
53
|
48
|
48
|
48
|
65
|
56
|
53
|
67
|
|
|
2024/10
|
38
|
38
|
45
|
51
|
44
|
50
|
60
|
71
|
69
|
107
|
69
|
98
|
84
|
112
|
116
|
94
|
46
|
20
|
34
|
37
|
54
|
71
|
73
|
57
|
76
|
77
|
120
|
110
|
115
|
103
|
92
|
|
2024/09
|
42
|
37
|
35
|
42
|
50
|
27
|
42
|
38
|
36
|
43
|
40
|
25
|
49
|
58
|
33
|
49
|
33
|
13
|
24
|
28
|
24
|
30
|
37
|
44
|
47
|
54
|
58
|
39
|
39
|
34
|
|
|
2024/08
|
22
|
20
|
25
|
26
|
24
|
11
|
25
|
19
|
36
|
56
|
111
|
44
|
47
|
49
|
35
|
38
|
37
|
37
|
21
|
28
|
41
|
42
|
46
|
50
|
52
|
38
|
16
|
28
|
35
|
36
|
41
|
|
2024/07
|
40
|
35
|
31
|
12
|
22
|
13
|
23
|
20
|
22
|
65
|
53
|
45
|
47
|
29
|
24
|
18
|
13
|
21
|
24
|
17
|
25
|
29
|
31
|
37
|
32
|
28
|
15
|
12
|
16
|
21
|
24
|
|
2024/06
|
51
|
64
|
81
|
77
|
71
|
60
|
48
|
61
|
61
|
58
|
45
|
50
|
57
|
54
|
57
|
50
|
41
|
47
|
52
|
50
|
41
|
47
|
57
|
99
|
90
|
51
|
59
|
32
|
22
|
26
|
|
|
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