Air Quality
Excellent
No health implications.
19
PM2.5
39
PM10
71
O3
0.4
CO
7
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
67
Good
Sat
25 Apr
91
Good
Sun
26 Apr
88
Good
Mon
27 Apr
88
Good
Tue
28 Apr
91
Good
Wed
29 Apr
43
Excellent
Thu
30 Apr
45
Excellent
Air quality in the last 12 months (Xiayi)
|
2026/03
|
72
|
66
|
115
|
100
|
59
|
83
|
74
|
73
|
114
|
113
|
102
|
177
|
103
|
117
|
87
|
129
|
103
|
71
|
61
|
96
|
111
|
105
|
111
|
97
|
81
|
72
|
84
|
81
|
70
|
80
|
75
|
|
2026/02
|
102
|
136
|
131
|
110
|
161
|
68
|
63
|
57
|
56
|
82
|
110
|
93
|
95
|
87
|
115
|
51
|
136
|
107
|
89
|
69
|
55
|
339
|
124
|
37
|
56
|
61
|
98
|
81
|
|||
|
2026/01
|
52
|
77
|
92
|
93
|
222
|
134
|
58
|
74
|
67
|
92
|
55
|
71
|
102
|
178
|
120
|
124
|
72
|
49
|
49
|
38
|
58
|
85
|
100
|
137
|
147
|
127
|
153
|
99
|
83
|
98
|
107
|
|
2025/12
|
116
|
86
|
61
|
100
|
111
|
116
|
118
|
85
|
81
|
94
|
160
|
47
|
66
|
82
|
65
|
124
|
199
|
150
|
189
|
185
|
78
|
41
|
73
|
94
|
82
|
53
|
83
|
100
|
155
|
156
|
84
|
|
2025/11
|
110
|
87
|
61
|
78
|
100
|
67
|
53
|
97
|
80
|
71
|
58
|
62
|
114
|
166
|
174
|
152
|
43
|
49
|
59
|
82
|
150
|
97
|
86
|
119
|
62
|
91
|
249
|
123
|
93
|
138
|
|
|
2025/10
|
25
|
10
|
22
|
33
|
32
|
22
|
45
|
55
|
27
|
21
|
24
|
27
|
24
|
38
|
37
|
37
|
20
|
36
|
39
|
39
|
46
|
55
|
72
|
67
|
93
|
89
|
99
|
83
|
67
|
73
|
169
|
|
2025/09
|
22
|
32
|
32
|
48
|
52
|
34
|
49
|
22
|
27
|
29
|
23
|
11
|
44
|
31
|
26
|
22
|
21
|
21
|
13
|
29
|
41
|
27
|
15
|
19
|
34
|
38
|
27
|
21
|
34
|
33
|
|
|
2025/08
|
20
|
22
|
24
|
34
|
33
|
34
|
28
|
27
|
22
|
20
|
16
|
21
|
21
|
24
|
30
|
25
|
26
|
33
|
34
|
26
|
25
|
24
|
20
|
28
|
39
|
34
|
31
|
37
|
37
|
39
|
26
|
|
2025/07
|
28
|
27
|
26
|
24
|
29
|
29
|
36
|
32
|
19
|
47
|
57
|
36
|
36
|
40
|
39
|
44
|
40
|
36
|
40
|
32
|
28
|
24
|
26
|
27
|
27
|
28
|
24
|
25
|
21
|
26
|
32
|
|
2025/06
|
43
|
38
|
56
|
61
|
55
|
53
|
47
|
60
|
45
|
52
|
50
|
42
|
42
|
48
|
49
|
57
|
52
|
39
|
21
|
25
|
43
|
30
|
47
|
46
|
52
|
29
|
30
|
21
|
13
|
18
|
|
|
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
|
|
|
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