Air Quality
Excellent
No health implications.
10
PM2.5
23
PM10
83
O3
0.5
CO
10
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Sep
70
Good
Sat
6 Sep
51
Good
Sun
7 Sep
50
Excellent
Mon
8 Sep
56
Good
Tue
9 Sep
57
Good
Wed
10 Sep
16
Excellent
Thu
11 Sep
24
Excellent
Air quality in the last 12 months (Huangyuan)
|
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
|
|
2024/09
|
37
|
34
|
35
|
19
|
16
|
21
|
29
|
42
|
20
|
24
|
25
|
28
|
19
|
23
|
38
|
21
|
24
|
34
|
39
|
22
|
27
|
34
|
28
|
35
|
41
|
33
|
50
|
46
|
25
|
20
|
|
|
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