Air Quality
Excellent
No health implications.
21
PM2.5
24
PM10
37
O3
0.5
CO
9
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jan
58
Good
Mon
26 Jan
56
Good
Tue
27 Jan
63
Good
Wed
28 Jan
53
Good
Thu
29 Jan
47
Excellent
Fri
30 Jan
43
Excellent
Sat
31 Jan
27
Excellent
Air quality in the last 12 months (Huaxi)
|
2025/11
|
29
|
30
|
17
|
25
|
23
|
18
|
28
|
20
|
16
|
22
|
28
|
33
|
50
|
56
|
55
|
46
|
52
|
30
|
33
|
43
|
53
|
62
|
65
|
59
|
62
|
71
|
71
|
72
|
44
|
70
|
|
|
2025/10
|
19
|
20
|
27
|
30
|
26
|
26
|
20
|
26
|
26
|
27
|
32
|
31
|
40
|
34
|
18
|
18
|
26
|
22
|
22
|
22
|
22
|
28
|
35
|
44
|
40
|
34
|
32
|
38
|
44
|
31
|
31
|
|
2025/09
|
27
|
28
|
27
|
27
|
32
|
39
|
40
|
35
|
29
|
22
|
23
|
24
|
22
|
26
|
27
|
23
|
23
|
24
|
30
|
41
|
29
|
29
|
27
|
22
|
16
|
20
|
25
|
27
|
25
|
20
|
|
|
2025/08
|
35
|
37
|
37
|
36
|
37
|
32
|
25
|
26
|
28
|
31
|
29
|
30
|
37
|
40
|
24
|
21
|
26
|
28
|
21
|
18
|
20
|
19
|
24
|
24
|
28
|
27
|
23
|
25
|
29
|
36
|
36
|
|
2025/07
|
17
|
20
|
16
|
19
|
25
|
29
|
33
|
31
|
31
|
30
|
27
|
30
|
28
|
27
|
28
|
29
|
28
|
33
|
34
|
34
|
20
|
21
|
16
|
22
|
25
|
27
|
35
|
38
|
36
|
33
|
31
|
|
2025/06
|
26
|
16
|
30
|
30
|
31
|
35
|
40
|
45
|
43
|
34
|
38
|
33
|
25
|
21
|
29
|
31
|
22
|
20
|
15
|
25
|
33
|
17
|
28
|
15
|
21
|
15
|
24
|
19
|
21
|
18
|
|
|
2025/05
|
51
|
60
|
44
|
28
|
37
|
33
|
22
|
31
|
33
|
23
|
44
|
37
|
33
|
39
|
46
|
40
|
36
|
50
|
59
|
25
|
28
|
30
|
42
|
58
|
36
|
24
|
14
|
15
|
22
|
22
|
17
|
|
2025/04
|
41
|
51
|
62
|
70
|
59
|
65
|
61
|
54
|
63
|
56
|
57
|
172
|
269
|
103
|
81
|
67
|
65
|
61
|
35
|
39
|
43
|
29
|
47
|
27
|
49
|
35
|
27
|
37
|
42
|
24
|
|
|
2025/03
|
42
|
44
|
73
|
40
|
26
|
31
|
35
|
42
|
31
|
28
|
39
|
51
|
33
|
32
|
29
|
33
|
43
|
33
|
39
|
51
|
58
|
70
|
62
|
64
|
57
|
58
|
72
|
83
|
25
|
30
|
46
|
|
2025/02
|
22
|
17
|
30
|
38
|
41
|
16
|
27
|
51
|
61
|
36
|
27
|
35
|
37
|
21
|
34
|
44
|
30
|
33
|
20
|
18
|
20
|
16
|
20
|
21
|
31
|
41
|
28
|
36
|
|||
|
2025/01
|
48
|
77
|
66
|
72
|
71
|
78
|
67
|
40
|
25
|
39
|
57
|
66
|
47
|
72
|
62
|
87
|
76
|
65
|
66
|
78
|
80
|
77
|
59
|
50
|
19
|
26
|
46
|
40
|
57
|
46
|
38
|
|
2024/12
|
55
|
73
|
52
|
41
|
23
|
16
|
20
|
45
|
21
|
14
|
24
|
40
|
46
|
62
|
60
|
58
|
60
|
52
|
65
|
72
|
110
|
79
|
65
|
71
|
68
|
44
|
50
|
79
|
60
|
45
|
50
|
|
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