Air Quality
Excellent
No health implications.
26
PM2.5
37
PM10
90
O3
0.8
CO
9
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Sep
61
Good
Wed
23 Sep
55
Good
Thu
24 Sep
56
Good
Fri
25 Sep
61
Good
Sat
26 Sep
59
Good
Sun
27 Sep
62
Good
Mon
28 Sep
49
Excellent
Air quality in the last 12 months (Huicheng)
|
2026/08
|
15
|
13
|
15
|
25
|
35
|
39
|
41
|
40
|
30
|
30
|
29
|
56
|
31
|
24
|
28
|
46
|
34
|
21
|
22
|
20
|
22
|
22
|
36
|
29
|
24
|
23
|
20
|
30
|
46
|
28
|
18
|
|
2026/07
|
22
|
21
|
22
|
16
|
18
|
15
|
14
|
19
|
24
|
34
|
40
|
43
|
26
|
16
|
18
|
19
|
21
|
30
|
34
|
34
|
41
|
46
|
45
|
48
|
39
|
14
|
21
|
17
|
14
|
25
|
22
|
|
2026/06
|
44
|
42
|
36
|
41
|
37
|
27
|
27
|
22
|
19
|
21
|
23
|
37
|
29
|
23
|
19
|
14
|
17
|
18
|
21
|
22
|
26
|
28
|
30
|
35
|
35
|
24
|
30
|
20
|
23
|
20
|
|
|
2026/05
|
28
|
35
|
31
|
29
|
32
|
26
|
39
|
33
|
25
|
43
|
70
|
66
|
40
|
20
|
18
|
21
|
24
|
32
|
32
|
24
|
16
|
23
|
28
|
27
|
26
|
29
|
33
|
50
|
39
|
33
|
51
|
|
2026/04
|
28
|
35
|
45
|
30
|
31
|
35
|
42
|
32
|
41
|
33
|
41
|
34
|
30
|
31
|
31
|
34
|
40
|
61
|
56
|
56
|
31
|
32
|
28
|
20
|
31
|
42
|
48
|
36
|
27
|
28
|
|
|
2026/03
|
21
|
25
|
12
|
12
|
18
|
22
|
33
|
50
|
44
|
20
|
36
|
44
|
54
|
51
|
50
|
48
|
41
|
40
|
47
|
36
|
45
|
41
|
49
|
40
|
56
|
44
|
46
|
38
|
37
|
40
|
40
|
|
2026/02
|
17
|
25
|
44
|
56
|
48
|
46
|
30
|
28
|
42
|
46
|
39
|
35
|
48
|
31
|
23
|
32
|
36
|
32
|
46
|
49
|
49
|
39
|
43
|
58
|
47
|
25
|
30
|
14
|
|||
|
2026/01
|
57
|
18
|
30
|
55
|
50
|
36
|
42
|
31
|
40
|
54
|
41
|
65
|
68
|
60
|
60
|
63
|
61
|
68
|
64
|
57
|
26
|
30
|
35
|
47
|
49
|
52
|
60
|
39
|
46
|
40
|
31
|
|
2025/12
|
44
|
42
|
58
|
62
|
60
|
59
|
59
|
50
|
52
|
56
|
55
|
46
|
39
|
32
|
43
|
55
|
46
|
49
|
42
|
31
|
47
|
71
|
47
|
49
|
26
|
37
|
42
|
49
|
55
|
56
|
56
|
|
2025/11
|
32
|
36
|
33
|
15
|
12
|
25
|
39
|
38
|
30
|
18
|
25
|
23
|
16
|
29
|
39
|
51
|
45
|
42
|
25
|
32
|
34
|
42
|
51
|
47
|
49
|
65
|
54
|
61
|
65
|
62
|
|
|
2025/10
|
28
|
20
|
21
|
29
|
17
|
17
|
28
|
33
|
38
|
37
|
28
|
24
|
21
|
19
|
28
|
35
|
39
|
41
|
37
|
17
|
9
|
9
|
24
|
39
|
34
|
40
|
56
|
58
|
46
|
36
|
33
|
|
2025/09
|
18
|
15
|
20
|
21
|
17
|
23
|
16
|
11
|
16
|
17
|
22
|
18
|
20
|
18
|
20
|
27
|
27
|
21
|
12
|
13
|
15
|
23
|
21
|
8
|
12
|
21
|
30
|
28
|
23
|
34
|
|
|
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