Air Quality
Excellent
No health implications.
23
PM2.5
32
PM10
34
O3
0.8
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Nov
39
Excellent
Sat
23 Nov
45
Excellent
Sun
24 Nov
37
Excellent
Mon
25 Nov
37
Excellent
Tue
26 Nov
45
Excellent
Wed
27 Nov
46
Excellent
Thu
28 Nov
48
Excellent
Air quality in the last 12 months (Huayuan)
|
2024/10
|
13
|
29
|
39
|
38
|
41
|
45
|
40
|
30
|
36
|
40
|
57
|
68
|
44
|
37
|
34
|
33
|
24
|
23
|
19
|
15
|
24
|
24
|
25
|
32
|
25
|
31
|
36
|
35
|
31
|
33
|
36
|
|
2024/09
|
29
|
30
|
41
|
45
|
47
|
40
|
41
|
36
|
25
|
31
|
28
|
31
|
23
|
24
|
35
|
35
|
26
|
24
|
29
|
28
|
27
|
19
|
25
|
32
|
37
|
44
|
42
|
52
|
57
|
43
|
|
|
2024/08
|
11
|
13
|
16
|
18
|
15
|
17
|
21
|
26
|
25
|
26
|
31
|
46
|
32
|
26
|
35
|
31
|
21
|
21
|
20
|
22
|
24
|
26
|
21
|
18
|
15
|
19
|
22
|
21
|
22
|
24
|
25
|
|
2024/07
|
14
|
17
|
16
|
14
|
17
|
15
|
15
|
17
|
20
|
22
|
18
|
25
|
27
|
20
|
18
|
19
|
17
|
16
|
12
|
15
|
20
|
20
|
15
|
14
|
16
|
25
|
22
|
20
|
11
|
15
|
13
|
|
2024/06
|
25
|
26
|
25
|
16
|
12
|
16
|
27
|
21
|
14
|
15
|
15
|
18
|
20
|
17
|
26
|
28
|
17
|
15
|
18
|
14
|
30
|
25
|
18
|
17
|
18
|
14
|
12
|
14
|
12
|
16
|
|
|
2024/05
|
17
|
21
|
11
|
10
|
18
|
25
|
33
|
41
|
46
|
47
|
26
|
30
|
26
|
32
|
37
|
55
|
53
|
37
|
11
|
13
|
28
|
34
|
33
|
32
|
31
|
34
|
18
|
30
|
18
|
11
|
22
|
|
2024/04
|
30
|
23
|
20
|
35
|
30
|
25
|
22
|
25
|
26
|
30
|
33
|
32
|
21
|
27
|
39
|
29
|
13
|
26
|
17
|
26
|
42
|
38
|
30
|
31
|
23
|
22
|
27
|
24
|
21
|
13
|
|
|
2024/03
|
72
|
64
|
54
|
47
|
31
|
46
|
68
|
54
|
57
|
53
|
49
|
46
|
59
|
42
|
43
|
29
|
29
|
21
|
39
|
57
|
50
|
57
|
45
|
31
|
16
|
18
|
28
|
24
|
28
|
34
|
23
|
|
2024/02
|
24
|
16
|
18
|
26
|
42
|
48
|
67
|
72
|
81
|
129
|
74
|
63
|
67
|
62
|
50
|
33
|
45
|
49
|
75
|
29
|
14
|
26
|
26
|
22
|
27
|
44
|
57
|
57
|
66
|
||
|
2024/01
|
48
|
51
|
37
|
61
|
79
|
78
|
74
|
90
|
79
|
55
|
57
|
67
|
72
|
80
|
92
|
48
|
37
|
19
|
16
|
24
|
48
|
40
|
46
|
50
|
53
|
39
|
43
|
58
|
68
|
75
|
60
|
|
2023/12
|
28
|
30
|
34
|
35
|
41
|
42
|
42
|
50
|
67
|
55
|
16
|
21
|
22
|
28
|
16
|
31
|
30
|
24
|
31
|
38
|
61
|
64
|
61
|
53
|
55
|
59
|
62
|
75
|
121
|
92
|
64
|
|
2023/11
|
25
|
31
|
40
|
42
|
38
|
23
|
20
|
27
|
26
|
26
|
13
|
22
|
24
|
30
|
31
|
27
|
34
|
39
|
40
|
33
|
32
|
48
|
51
|
54
|
50
|
51
|
44
|
43
|
49
|
43
|
|
|
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