Air Quality
Excellent
No health implications.
27
PM2.5
32
PM10
33
O3
0.7
CO
9
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Dec
45
Excellent
Wed
17 Dec
95
Good
Thu
18 Dec
121
Light
Fri
19 Dec
135
Light
Sat
20 Dec
57
Good
Sun
21 Dec
64
Good
Mon
22 Dec
36
Excellent
Xihe Air quality rank
Air quality in the last 12 months (Xihe)
|
2025/11
|
89
|
25
|
61
|
41
|
106
|
45
|
61
|
176
|
32
|
44
|
40
|
75
|
35
|
79
|
153
|
71
|
37
|
44
|
73
|
39
|
79
|
99
|
135
|
121
|
31
|
58
|
36
|
82
|
59
|
22
|
|
|
2025/10
|
66
|
70
|
43
|
40
|
21
|
15
|
41
|
13
|
21
|
27
|
40
|
27
|
55
|
70
|
42
|
27
|
26
|
14
|
19
|
27
|
36
|
44
|
43
|
60
|
82
|
35
|
37
|
57
|
122
|
33
|
57
|
|
2025/09
|
35
|
42
|
52
|
48
|
41
|
22
|
22
|
23
|
28
|
27
|
54
|
35
|
38
|
34
|
18
|
18
|
12
|
24
|
45
|
43
|
38
|
43
|
35
|
27
|
34
|
37
|
75
|
36
|
38
|
53
|
|
|
2025/08
|
36
|
32
|
24
|
15
|
24
|
14
|
19
|
24
|
23
|
19
|
29
|
37
|
23
|
32
|
41
|
27
|
16
|
33
|
49
|
35
|
39
|
21
|
37
|
14
|
19
|
17
|
35
|
15
|
28
|
43
|
31
|
|
2025/07
|
40
|
35
|
21
|
28
|
37
|
18
|
38
|
52
|
23
|
30
|
37
|
33
|
13
|
17
|
28
|
13
|
13
|
14
|
25
|
16
|
24
|
36
|
19
|
19
|
30
|
37
|
42
|
25
|
23
|
14
|
31
|
|
2025/06
|
20
|
42
|
35
|
13
|
29
|
20
|
14
|
36
|
23
|
15
|
28
|
51
|
36
|
42
|
28
|
18
|
19
|
40
|
30
|
18
|
21
|
29
|
45
|
48
|
40
|
49
|
36
|
22
|
42
|
25
|
|
|
2025/05
|
30
|
34
|
35
|
19
|
25
|
34
|
43
|
66
|
26
|
31
|
68
|
75
|
64
|
56
|
66
|
58
|
29
|
27
|
50
|
52
|
66
|
60
|
21
|
39
|
32
|
60
|
71
|
54
|
52
|
72
|
47
|
|
2025/04
|
94
|
28
|
69
|
63
|
37
|
58
|
86
|
31
|
45
|
73
|
73
|
32
|
14
|
13
|
45
|
67
|
73
|
21
|
29
|
56
|
39
|
15
|
51
|
63
|
41
|
85
|
30
|
31
|
67
|
34
|
|
|
2025/03
|
146
|
32
|
37
|
64
|
104
|
48
|
83
|
82
|
190
|
126
|
127
|
93
|
41
|
43
|
36
|
35
|
52
|
29
|
61
|
93
|
66
|
67
|
179
|
61
|
65
|
118
|
47
|
27
|
20
|
32
|
58
|
|
2025/02
|
79
|
85
|
40
|
18
|
31
|
62
|
62
|
32
|
38
|
81
|
109
|
48
|
74
|
90
|
112
|
48
|
26
|
26
|
27
|
28
|
46
|
29
|
35
|
91
|
72
|
68
|
135
|
194
|
|||
|
2025/01
|
36
|
31
|
56
|
96
|
90
|
53
|
27
|
31
|
22
|
42
|
63
|
87
|
90
|
49
|
38
|
63
|
98
|
128
|
53
|
73
|
47
|
55
|
126
|
100
|
73
|
87
|
37
|
44
|
110
|
46
|
57
|
|
2024/12
|
86
|
25
|
44
|
44
|
61
|
27
|
40
|
42
|
89
|
52
|
36
|
75
|
44
|
42
|
28
|
47
|
27
|
35
|
67
|
70
|
35
|
56
|
36
|
69
|
99
|
33
|
37
|
34
|
79
|
84
|
44
|
|
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