Air Quality
Excellent
No health implications.
18
PM2.5
27
PM10
43
O3
0.5
CO
9
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Nov
66
Good
Sat
8 Nov
58
Good
Sun
9 Nov
56
Good
Mon
10 Nov
58
Good
Tue
11 Nov
59
Good
Wed
12 Nov
31
Excellent
Thu
13 Nov
29
Excellent
Air quality in the last 12 months (Huangyuan)
|
2025/09
|
38
|
23
|
43
|
46
|
36
|
59
|
56
|
43
|
51
|
51
|
46
|
34
|
49
|
65
|
69
|
103
|
39
|
32
|
38
|
40
|
31
|
35
|
49
|
48
|
35
|
44
|
34
|
32
|
42
|
43
|
|
|
2025/08
|
54
|
43
|
41
|
23
|
21
|
25
|
32
|
22
|
28
|
29
|
33
|
30
|
36
|
35
|
32
|
34
|
42
|
38
|
31
|
37
|
21
|
24
|
29
|
35
|
39
|
38
|
22
|
19
|
24
|
32
|
36
|
|
2025/07
|
31
|
28
|
34
|
23
|
27
|
31
|
41
|
42
|
41
|
45
|
41
|
39
|
39
|
40
|
53
|
31
|
23
|
32
|
30
|
24
|
30
|
35
|
39
|
34
|
31
|
32
|
37
|
31
|
30
|
32
|
59
|
|
2025/06
|
32
|
35
|
36
|
31
|
34
|
41
|
39
|
32
|
29
|
28
|
29
|
33
|
37
|
29
|
30
|
32
|
45
|
44
|
31
|
35
|
29
|
26
|
31
|
21
|
27
|
31
|
25
|
27
|
24
|
35
|
|
|
2025/05
|
34
|
52
|
139
|
86
|
45
|
87
|
96
|
59
|
39
|
28
|
30
|
40
|
54
|
35
|
30
|
35
|
52
|
40
|
39
|
39
|
36
|
56
|
45
|
38
|
30
|
41
|
35
|
34
|
63
|
56
|
59
|
|
2025/04
|
101
|
101
|
75
|
102
|
89
|
63
|
89
|
64
|
62
|
44
|
53
|
24
|
31
|
39
|
53
|
75
|
65
|
97
|
80
|
93
|
71
|
64
|
50
|
46
|
49
|
41
|
79
|
37
|
37
|
36
|
|
|
2025/03
|
63
|
54
|
51
|
45
|
52
|
73
|
68
|
46
|
41
|
41
|
100
|
122
|
78
|
49
|
57
|
44
|
48
|
51
|
54
|
56
|
55
|
63
|
53
|
43
|
27
|
274
|
152
|
61
|
73
|
104
|
96
|
|
2025/02
|
47
|
57
|
42
|
40
|
44
|
50
|
52
|
51
|
51
|
44
|
61
|
66
|
59
|
51
|
41
|
40
|
39
|
49
|
60
|
59
|
57
|
66
|
64
|
55
|
50
|
41
|
45
|
48
|
|||
|
2025/01
|
50
|
45
|
48
|
51
|
41
|
51
|
57
|
66
|
65
|
62
|
51
|
41
|
40
|
48
|
53
|
42
|
44
|
45
|
41
|
42
|
53
|
47
|
57
|
60
|
94
|
54
|
47
|
49
|
96
|
42
|
39
|
|
2024/12
|
44
|
47
|
51
|
55
|
57
|
61
|
63
|
65
|
64
|
57
|
54
|
56
|
58
|
67
|
55
|
39
|
44
|
57
|
56
|
54
|
75
|
68
|
68
|
75
|
75
|
62
|
50
|
47
|
55
|
59
|
43
|
|
2024/11
|
48
|
34
|
43
|
46
|
40
|
44
|
37
|
43
|
58
|
68
|
60
|
55
|
43
|
49
|
67
|
49
|
49
|
47
|
52
|
55
|
56
|
41
|
50
|
52
|
48
|
48
|
36
|
41
|
51
|
53
|
|
|
2024/10
|
21
|
36
|
39
|
43
|
41
|
45
|
47
|
39
|
34
|
33
|
40
|
32
|
33
|
37
|
48
|
25
|
26
|
36
|
37
|
41
|
60
|
34
|
38
|
42
|
43
|
37
|
33
|
34
|
48
|
52
|
41
|
|
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