Air Quality
Excellent
No health implications.
31
PM2.5
36
PM10
56
O3
0.8
CO
13
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Dec
52
Good
Fri
19 Dec
49
Excellent
Sat
20 Dec
76
Good
Sun
21 Dec
82
Good
Mon
22 Dec
49
Excellent
Tue
23 Dec
50
Excellent
Wed
24 Dec
29
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