Air Quality
Excellent
No health implications.
17
PM2.5
36
PM10
38
O3
0.5
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Feb
88
Good
Tue
17 Feb
85
Good
Wed
18 Feb
56
Good
Thu
19 Feb
58
Good
Fri
20 Feb
58
Good
Sat
21 Feb
32
Excellent
Sun
22 Feb
26
Excellent
Huicheng Air quality rank
Air quality in the last 12 months (Huicheng)
|
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
|
|
|
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
|
|||
|
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