Air Quality
Excellent
No health implications.
25
PM2.5
42
PM10
38
O3
0.4
CO
11
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Dec
51
Good
Sat
20 Dec
85
Good
Sun
21 Dec
54
Good
Mon
22 Dec
42
Excellent
Tue
23 Dec
41
Excellent
Wed
24 Dec
32
Excellent
Thu
25 Dec
30
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