Air Quality
Excellent
No health implications.
24
PM2.5
48
PM10
63
O3
0.7
CO
8
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Feb
65
Good
Sat
28 Feb
76
Good
Sun
1 Mar
76
Good
Mon
2 Mar
74
Good
Tue
3 Mar
71
Good
Wed
4 Mar
74
Good
Thu
5 Mar
36
Excellent
Air quality in the last 12 months (Xihe)
|
2026/01
|
66
|
59
|
57
|
66
|
58
|
61
|
66
|
64
|
65
|
64
|
67
|
80
|
75
|
80
|
81
|
72
|
65
|
78
|
58
|
56
|
55
|
59
|
60
|
57
|
260
|
330
|
153
|
120
|
71
|
73
|
86
|
|
2025/12
|
67
|
63
|
56
|
64
|
64
|
69
|
71
|
63
|
72
|
73
|
64
|
61
|
80
|
70
|
71
|
80
|
69
|
62
|
69
|
47
|
50
|
51
|
59
|
56
|
54
|
58
|
71
|
76
|
79
|
74
|
66
|
|
2025/11
|
56
|
49
|
40
|
30
|
32
|
32
|
67
|
74
|
62
|
56
|
53
|
55
|
59
|
62
|
56
|
55
|
57
|
50
|
52
|
61
|
62
|
62
|
66
|
68
|
65
|
82
|
109
|
79
|
74
|
65
|
|
|
2025/10
|
28
|
27
|
26
|
26
|
35
|
25
|
22
|
25
|
24
|
22
|
23
|
29
|
35
|
35
|
32
|
34
|
25
|
34
|
34
|
28
|
26
|
28
|
28
|
26
|
34
|
45
|
47
|
44
|
48
|
51
|
58
|
|
2025/09
|
28
|
43
|
52
|
44
|
45
|
69
|
60
|
40
|
35
|
30
|
25
|
30
|
32
|
32
|
32
|
35
|
29
|
21
|
26
|
26
|
23
|
27
|
27
|
36
|
40
|
40
|
30
|
30
|
39
|
42
|
|
|
2025/08
|
36
|
33
|
36
|
35
|
29
|
31
|
31
|
33
|
27
|
27
|
35
|
41
|
33
|
35
|
34
|
30
|
26
|
26
|
28
|
30
|
31
|
30
|
22
|
25
|
23
|
29
|
26
|
19
|
21
|
26
|
27
|
|
2025/07
|
26
|
25
|
19
|
21
|
26
|
31
|
23
|
26
|
26
|
27
|
25
|
27
|
29
|
28
|
36
|
41
|
38
|
31
|
47
|
31
|
28
|
29
|
26
|
22
|
22
|
27
|
29
|
25
|
33
|
27
|
30
|
|
2025/06
|
39
|
41
|
41
|
36
|
37
|
41
|
37
|
39
|
34
|
36
|
39
|
40
|
33
|
47
|
59
|
47
|
45
|
34
|
41
|
45
|
36
|
27
|
28
|
28
|
27
|
29
|
24
|
33
|
35
|
24
|
|
|
2025/05
|
56
|
55
|
83
|
81
|
38
|
71
|
44
|
50
|
63
|
44
|
47
|
58
|
49
|
60
|
50
|
49
|
65
|
51
|
61
|
54
|
52
|
87
|
62
|
43
|
34
|
44
|
31
|
29
|
32
|
54
|
58
|
|
2025/04
|
87
|
87
|
77
|
80
|
88
|
60
|
43
|
76
|
77
|
68
|
86
|
445
|
145
|
77
|
63
|
74
|
67
|
173
|
129
|
67
|
80
|
94
|
59
|
54
|
52
|
41
|
46
|
53
|
53
|
68
|
|
|
2025/03
|
56
|
54
|
44
|
38
|
40
|
47
|
55
|
59
|
38
|
32
|
109
|
104
|
84
|
37
|
53
|
49
|
53
|
47
|
48
|
55
|
49
|
48
|
55
|
46
|
45
|
181
|
153
|
93
|
89
|
71
|
69
|
|
2025/02
|
61
|
59
|
44
|
46
|
51
|
47
|
60
|
62
|
52
|
43
|
58
|
78
|
62
|
55
|
54
|
56
|
46
|
38
|
57
|
50
|
56
|
46
|
47
|
46
|
49
|
43
|
39
|
45
|
|||
|
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