Air Quality
Excellent
No health implications.
4
PM2.5
12
PM10
57
O3
0.2
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Sep
58
Good
Sat
6 Sep
57
Good
Sun
7 Sep
87
Good
Mon
8 Sep
65
Good
Tue
9 Sep
63
Good
Wed
10 Sep
61
Good
Thu
11 Sep
49
Excellent
Huicheng Air quality rank
Air quality in the last 12 months (Huicheng)
|
2025/08
|
29
|
22
|
19
|
13
|
11
|
15
|
23
|
30
|
32
|
13
|
16
|
26
|
29
|
23
|
12
|
21
|
19
|
10
|
12
|
19
|
25
|
30
|
21
|
18
|
17
|
22
|
21
|
28
|
24
|
19
|
17
|
|
2025/07
|
14
|
17
|
29
|
31
|
29
|
25
|
48
|
22
|
29
|
19
|
11
|
20
|
24
|
30
|
34
|
30
|
39
|
37
|
24
|
9
|
10
|
15
|
15
|
21
|
28
|
31
|
46
|
35
|
35
|
36
|
22
|
|
2025/06
|
32
|
28
|
20
|
21
|
23
|
32
|
30
|
24
|
28
|
23
|
17
|
16
|
13
|
18
|
21
|
18
|
11
|
16
|
12
|
12
|
16
|
23
|
22
|
18
|
18
|
15
|
11
|
15
|
11
|
13
|
|
|
2025/05
|
41
|
47
|
53
|
35
|
34
|
28
|
26
|
35
|
30
|
29
|
30
|
38
|
41
|
33
|
21
|
19
|
26
|
27
|
24
|
22
|
20
|
24
|
25
|
25
|
49
|
37
|
43
|
37
|
25
|
17
|
31
|
|
2025/04
|
18
|
29
|
41
|
50
|
25
|
45
|
52
|
57
|
49
|
43
|
36
|
40
|
195
|
153
|
105
|
89
|
65
|
55
|
30
|
34
|
28
|
30
|
35
|
25
|
19
|
22
|
33
|
32
|
33
|
48
|
|
|
2025/03
|
32
|
32
|
33
|
24
|
11
|
11
|
18
|
28
|
38
|
45
|
44
|
28
|
29
|
27
|
22
|
11
|
48
|
38
|
43
|
44
|
50
|
50
|
56
|
60
|
61
|
47
|
35
|
41
|
9
|
7
|
8
|
|
2025/02
|
29
|
36
|
9
|
23
|
36
|
38
|
21
|
53
|
38
|
43
|
33
|
28
|
41
|
43
|
48
|
54
|
39
|
47
|
40
|
41
|
24
|
31
|
12
|
25
|
43
|
38
|
49
|
31
|
|||
|
2025/01
|
67
|
58
|
54
|
56
|
61
|
73
|
69
|
64
|
60
|
41
|
44
|
36
|
50
|
60
|
54
|
63
|
50
|
57
|
57
|
57
|
59
|
54
|
48
|
34
|
28
|
18
|
24
|
43
|
78
|
51
|
39
|
|
2024/12
|
61
|
61
|
56
|
55
|
55
|
66
|
49
|
31
|
39
|
45
|
52
|
21
|
34
|
63
|
39
|
43
|
54
|
44
|
55
|
64
|
48
|
57
|
67
|
64
|
57
|
55
|
64
|
70
|
76
|
78
|
63
|
|
2024/11
|
24
|
25
|
42
|
44
|
42
|
51
|
40
|
36
|
43
|
45
|
49
|
45
|
40
|
20
|
19
|
13
|
24
|
23
|
13
|
14
|
19
|
24
|
32
|
36
|
25
|
13
|
29
|
31
|
33
|
45
|
|
|
2024/10
|
25
|
25
|
36
|
30
|
35
|
36
|
36
|
46
|
36
|
31
|
40
|
48
|
43
|
35
|
38
|
33
|
31
|
31
|
43
|
38
|
30
|
28
|
22
|
35
|
41
|
43
|
35
|
14
|
21
|
37
|
33
|
|
2024/09
|
24
|
36
|
28
|
25
|
18
|
10
|
15
|
14
|
12
|
23
|
36
|
41
|
30
|
25
|
18
|
19
|
18
|
16
|
30
|
25
|
13
|
18
|
12
|
13
|
21
|
43
|
43
|
25
|
31
|
35
|
|
|
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