Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
44
*
PM2.5
58
PM10
35
O3
0.6
CO
8
SO2
19
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
28 Apr
61
Good
Tue
29 Apr
81
Good
Wed
30 Apr
87
Good
Thu
1 May
90
Good
Fri
2 May
87
Good
Sat
3 May
82
Good
Sun
4 May
41
Excellent
Air quality in the last 12 months (Huicheng)
|
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
|
|
|
2024/08
|
28
|
30
|
34
|
42
|
53
|
35
|
36
|
47
|
36
|
28
|
31
|
29
|
20
|
28
|
28
|
25
|
16
|
20
|
20
|
23
|
12
|
21
|
27
|
33
|
30
|
43
|
47
|
45
|
32
|
24
|
17
|
|
2024/07
|
21
|
22
|
14
|
19
|
23
|
16
|
17
|
27
|
22
|
19
|
14
|
16
|
16
|
20
|
17
|
15
|
14
|
20
|
22
|
20
|
18
|
17
|
23
|
34
|
47
|
20
|
16
|
8
|
12
|
12
|
14
|
|
2024/06
|
9
|
22
|
18
|
21
|
29
|
12
|
15
|
15
|
15
|
12
|
20
|
24
|
27
|
23
|
19
|
22
|
21
|
17
|
22
|
15
|
22
|
28
|
13
|
12
|
15
|
20
|
18
|
18
|
16
|
17
|
|
|
2024/05
|
18
|
25
|
31
|
26
|
23
|
42
|
24
|
35
|
39
|
40
|
35
|
32
|
30
|
30
|
41
|
48
|
49
|
41
|
37
|
13
|
10
|
17
|
19
|
13
|
15
|
21
|
23
|
15
|
24
|
28
|
18
|
|
2024/04
|
46
|
47
|
29
|
26
|
47
|
32
|
18
|
30
|
19
|
31
|
50
|
58
|
54
|
33
|
40
|
38
|
30
|
30
|
28
|
23
|
16
|
33
|
29
|
24
|
16
|
21
|
23
|
11
|
23
|
21
|
|
|
2024/03
|
20
|
25
|
34
|
43
|
44
|
37
|
30
|
34
|
54
|
11
|
16
|
22
|
55
|
59
|
49
|
62
|
57
|
47
|
23
|
61
|
52
|
55
|
47
|
34
|
36
|
45
|
35
|
46
|
55
|
37
|
31
|
|
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