Air Quality
Excellent
No health implications.
16
PM2.5
23
PM10
13
O3
0.5
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Nov
48
Excellent
Wed
11 Nov
53
Good
Thu
12 Nov
52
Good
Fri
13 Nov
54
Good
Sat
14 Nov
49
Excellent
Sun
15 Nov
56
Good
Mon
16 Nov
17
Excellent
Air quality in the last 12 months (Huayuan)
|
2026/08
|
18
|
17
|
16
|
15
|
14
|
17
|
25
|
24
|
30
|
25
|
21
|
16
|
15
|
17
|
26
|
26
|
29
|
27
|
25
|
31
|
31
|
29
|
27
|
23
|
18
|
20
|
23
|
25
|
26
|
25
|
32
|
|
2026/07
|
19
|
15
|
12
|
13
|
12
|
13
|
17
|
17
|
16
|
17
|
18
|
19
|
20
|
24
|
28
|
17
|
17
|
15
|
18
|
28
|
29
|
30
|
27
|
27
|
22
|
22
|
20
|
14
|
19
|
20
|
16
|
|
2026/06
|
31
|
30
|
25
|
28
|
42
|
40
|
30
|
26
|
21
|
23
|
23
|
20
|
17
|
21
|
27
|
32
|
36
|
42
|
17
|
15
|
16
|
15
|
17
|
17
|
20
|
27
|
33
|
38
|
29
|
16
|
|
|
2026/05
|
33
|
37
|
27
|
33
|
37
|
43
|
39
|
33
|
28
|
34
|
46
|
54
|
24
|
28
|
42
|
35
|
16
|
16
|
16
|
18
|
25
|
24
|
25
|
28
|
33
|
25
|
17
|
22
|
34
|
34
|
31
|
|
2026/04
|
25
|
22
|
21
|
37
|
47
|
28
|
35
|
33
|
37
|
38
|
24
|
24
|
27
|
24
|
19
|
19
|
27
|
35
|
33
|
33
|
20
|
15
|
18
|
25
|
35
|
41
|
27
|
23
|
25
|
32
|
|
|
2026/03
|
11
|
16
|
24
|
29
|
35
|
50
|
54
|
17
|
22
|
31
|
30
|
49
|
60
|
56
|
40
|
20
|
18
|
18
|
37
|
43
|
32
|
31
|
29
|
22
|
29
|
20
|
20
|
28
|
26
|
20
|
32
|
|
2026/02
|
52
|
65
|
70
|
86
|
93
|
81
|
120
|
74
|
54
|
56
|
57
|
63
|
69
|
64
|
60
|
26
|
54
|
60
|
50
|
52
|
55
|
53
|
35
|
42
|
49
|
15
|
19
|
16
|
|||
|
2026/01
|
27
|
54
|
66
|
48
|
53
|
50
|
53
|
53
|
57
|
74
|
67
|
80
|
86
|
109
|
98
|
102
|
98
|
134
|
44
|
29
|
59
|
62
|
70
|
76
|
58
|
34
|
67
|
77
|
50
|
18
|
48
|
|
2025/12
|
57
|
83
|
73
|
56
|
58
|
53
|
57
|
54
|
62
|
77
|
71
|
135
|
27
|
40
|
47
|
53
|
59
|
66
|
73
|
70
|
33
|
51
|
23
|
43
|
51
|
54
|
56
|
57
|
79
|
99
|
61
|
|
2025/11
|
25
|
25
|
17
|
22
|
24
|
16
|
14
|
10
|
12
|
26
|
39
|
34
|
33
|
38
|
41
|
41
|
43
|
18
|
25
|
28
|
30
|
36
|
42
|
33
|
48
|
44
|
45
|
50
|
53
|
50
|
|
|
2025/10
|
24
|
24
|
23
|
24
|
32
|
27
|
28
|
34
|
33
|
29
|
34
|
45
|
22
|
13
|
21
|
14
|
15
|
8
|
8
|
8
|
8
|
23
|
28
|
32
|
46
|
35
|
26
|
29
|
37
|
37
|
27
|
|
2025/09
|
24
|
24
|
25
|
20
|
25
|
29
|
25
|
29
|
15
|
12
|
19
|
24
|
21
|
21
|
22
|
26
|
27
|
16
|
14
|
12
|
22
|
24
|
17
|
19
|
19
|
16
|
21
|
23
|
24
|
23
|
|
|
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