Air Quality
Excellent
No health implications.
17
PM2.5
36
PM10
76
O3
0.5
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jul
68
Good
Fri
18 Jul
66
Good
Sat
19 Jul
53
Good
Sun
20 Jul
56
Good
Mon
21 Jul
68
Good
Tue
22 Jul
37
Excellent
Wed
23 Jul
50
Excellent
Xihe Air quality rank
Air quality in the last 12 months (Xihe)
|
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
|
|||
|
2025/01
|
76
|
65
|
65
|
70
|
66
|
64
|
58
|
60
|
54
|
57
|
57
|
61
|
60
|
64
|
55
|
58
|
62
|
65
|
70
|
73
|
65
|
70
|
98
|
92
|
68
|
67
|
71
|
83
|
128
|
88
|
80
|
|
2024/12
|
66
|
71
|
68
|
58
|
54
|
59
|
53
|
49
|
39
|
51
|
60
|
53
|
48
|
55
|
64
|
66
|
69
|
58
|
51
|
60
|
61
|
54
|
54
|
58
|
60
|
61
|
58
|
62
|
67
|
60
|
58
|
|
2024/11
|
37
|
35
|
46
|
48
|
42
|
37
|
37
|
35
|
43
|
46
|
46
|
50
|
45
|
36
|
42
|
44
|
39
|
24
|
32
|
45
|
47
|
40
|
42
|
34
|
40
|
53
|
57
|
60
|
59
|
66
|
|
|
2024/10
|
27
|
30
|
32
|
26
|
35
|
42
|
41
|
39
|
38
|
36
|
38
|
28
|
28
|
30
|
28
|
36
|
30
|
42
|
35
|
25
|
36
|
42
|
49
|
40
|
45
|
33
|
36
|
42
|
43
|
38
|
34
|
|
2024/09
|
29
|
36
|
35
|
26
|
20
|
31
|
27
|
31
|
26
|
25
|
29
|
33
|
28
|
31
|
38
|
34
|
31
|
32
|
32
|
31
|
28
|
34
|
38
|
37
|
32
|
26
|
46
|
56
|
31
|
24
|
|
|
2024/08
|
31
|
37
|
24
|
21
|
24
|
27
|
26
|
27
|
57
|
55
|
45
|
36
|
33
|
35
|
22
|
29
|
33
|
30
|
31
|
27
|
34
|
38
|
41
|
41
|
35
|
33
|
31
|
30
|
32
|
29
|
34
|
|
2024/07
|
27
|
29
|
22
|
22
|
34
|
43
|
23
|
20
|
29
|
33
|
31
|
30
|
27
|
27
|
17
|
19
|
20
|
23
|
19
|
18
|
29
|
24
|
20
|
65
|
68
|
57
|
51
|
41
|
31
|
31
|
29
|
|
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