Air Quality
Excellent
No health implications.
26
PM2.5
38
PM10
31
O3
0.5
CO
8
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Dec
81
Good
Sun
14 Dec
65
Good
Mon
15 Dec
81
Good
Tue
16 Dec
88
Good
Wed
17 Dec
125
Light
Thu
18 Dec
36
Excellent
Fri
19 Dec
28
Excellent
Air quality in the last 12 months (Xin'an)
|
2025/11
|
55
|
69
|
81
|
133
|
117
|
119
|
60
|
44
|
74
|
90
|
90
|
91
|
67
|
75
|
78
|
72
|
30
|
28
|
38
|
55
|
54
|
68
|
83
|
115
|
89
|
144
|
221
|
103
|
83
|
87
|
|
|
2025/10
|
23
|
16
|
36
|
38
|
19
|
16
|
26
|
33
|
13
|
22
|
24
|
34
|
39
|
56
|
53
|
57
|
16
|
29
|
47
|
36
|
39
|
66
|
89
|
109
|
47
|
60
|
111
|
101
|
137
|
132
|
109
|
|
2025/09
|
34
|
40
|
22
|
12
|
19
|
52
|
54
|
40
|
28
|
43
|
13
|
22
|
34
|
37
|
45
|
34
|
20
|
17
|
14
|
32
|
33
|
14
|
17
|
30
|
41
|
37
|
19
|
24
|
33
|
48
|
|
|
2025/08
|
33
|
35
|
38
|
40
|
33
|
28
|
39
|
23
|
16
|
28
|
24
|
41
|
44
|
36
|
29
|
19
|
31
|
37
|
33
|
28
|
28
|
36
|
34
|
24
|
49
|
41
|
44
|
24
|
18
|
26
|
27
|
|
2025/07
|
14
|
19
|
23
|
30
|
19
|
25
|
27
|
32
|
31
|
41
|
52
|
51
|
47
|
44
|
37
|
44
|
34
|
42
|
45
|
37
|
31
|
29
|
16
|
24
|
29
|
32
|
35
|
34
|
36
|
36
|
37
|
|
2025/06
|
44
|
46
|
44
|
41
|
44
|
45
|
52
|
56
|
47
|
61
|
59
|
52
|
51
|
38
|
32
|
40
|
48
|
28
|
23
|
33
|
30
|
42
|
35
|
42
|
45
|
26
|
44
|
25
|
38
|
26
|
|
|
2025/05
|
68
|
83
|
61
|
53
|
136
|
180
|
140
|
88
|
74
|
41
|
42
|
45
|
57
|
54
|
47
|
56
|
111
|
87
|
87
|
69
|
75
|
62
|
76
|
56
|
46
|
42
|
62
|
64
|
69
|
51
|
43
|
|
2025/04
|
66
|
64
|
63
|
88
|
65
|
75
|
78
|
90
|
94
|
87
|
98
|
265
|
121
|
51
|
53
|
102
|
128
|
115
|
77
|
87
|
67
|
158
|
123
|
68
|
68
|
76
|
61
|
51
|
43
|
122
|
|
|
2025/03
|
109
|
45
|
35
|
49
|
76
|
101
|
74
|
80
|
102
|
107
|
98
|
116
|
143
|
78
|
45
|
37
|
37
|
43
|
46
|
40
|
48
|
62
|
87
|
259
|
149
|
197
|
138
|
147
|
73
|
51
|
65
|
|
2025/02
|
120
|
130
|
68
|
43
|
40
|
62
|
64
|
30
|
69
|
114
|
133
|
65
|
59
|
72
|
74
|
71
|
78
|
93
|
65
|
78
|
121
|
127
|
102
|
91
|
78
|
70
|
96
|
137
|
|||
|
2025/01
|
130
|
159
|
158
|
147
|
100
|
60
|
58
|
48
|
63
|
79
|
73
|
59
|
91
|
78
|
37
|
52
|
83
|
100
|
98
|
118
|
165
|
200
|
95
|
111
|
99
|
71
|
33
|
69
|
170
|
160
|
139
|
|
2024/12
|
58
|
65
|
59
|
93
|
48
|
55
|
53
|
69
|
101
|
119
|
130
|
140
|
64
|
51
|
51
|
75
|
107
|
96
|
90
|
100
|
47
|
84
|
115
|
136
|
118
|
113
|
83
|
45
|
66
|
75
|
76
|
|
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