Air Quality
Excellent
No health implications.
28
PM2.5
44
PM10
105
O3
0.6
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Apr
83
Good
Tue
22 Apr
71
Good
Wed
23 Apr
55
Good
Thu
24 Apr
46
Excellent
Fri
25 Apr
53
Good
Sat
26 Apr
20
Excellent
Sun
27 Apr
43
Excellent
Air quality in the last 12 months (Huishui)
|
2025/02
|
26
|
20
|
36
|
40
|
46
|
23
|
28
|
50
|
62
|
39
|
36
|
38
|
33
|
20
|
33
|
43
|
36
|
39
|
21
|
20
|
20
|
18
|
22
|
22
|
27
|
36
|
28
|
37
|
|||
|
2025/01
|
48
|
76
|
67
|
75
|
65
|
62
|
70
|
36
|
27
|
40
|
58
|
59
|
43
|
76
|
71
|
85
|
70
|
75
|
70
|
80
|
80
|
81
|
62
|
57
|
26
|
28
|
51
|
49
|
61
|
51
|
45
|
|
2024/12
|
50
|
62
|
58
|
48
|
25
|
20
|
22
|
44
|
21
|
17
|
23
|
36
|
44
|
61
|
61
|
59
|
55
|
52
|
65
|
70
|
100
|
93
|
69
|
71
|
67
|
45
|
48
|
70
|
59
|
48
|
48
|
|
2024/11
|
49
|
34
|
46
|
59
|
52
|
58
|
54
|
52
|
49
|
46
|
38
|
40
|
43
|
51
|
48
|
48
|
51
|
29
|
23
|
21
|
22
|
30
|
32
|
37
|
24
|
24
|
34
|
38
|
31
|
33
|
|
|
2024/10
|
8
|
16
|
39
|
43
|
44
|
57
|
36
|
31
|
31
|
52
|
48
|
46
|
29
|
25
|
33
|
31
|
19
|
25
|
29
|
20
|
28
|
21
|
36
|
33
|
31
|
33
|
53
|
42
|
33
|
31
|
43
|
|
2024/09
|
22
|
17
|
12
|
16
|
32
|
35
|
29
|
15
|
15
|
20
|
21
|
26
|
25
|
32
|
27
|
30
|
19
|
27
|
38
|
41
|
33
|
30
|
39
|
44
|
43
|
42
|
42
|
37
|
24
|
14
|
|
|
2024/08
|
8
|
9
|
13
|
14
|
16
|
18
|
19
|
20
|
20
|
23
|
31
|
51
|
48
|
38
|
35
|
32
|
28
|
27
|
34
|
28
|
21
|
17
|
13
|
15
|
15
|
18
|
20
|
20
|
28
|
25
|
21
|
|
2024/07
|
18
|
23
|
13
|
13
|
16
|
15
|
19
|
17
|
18
|
17
|
15
|
17
|
16
|
15
|
14
|
16
|
13
|
15
|
9
|
10
|
13
|
17
|
17
|
15
|
25
|
32
|
30
|
20
|
12
|
12
|
12
|
|
2024/06
|
29
|
27
|
9
|
13
|
19
|
22
|
17
|
11
|
8
|
12
|
20
|
22
|
25
|
25
|
35
|
21
|
12
|
19
|
18
|
22
|
25
|
12
|
18
|
22
|
15
|
10
|
12
|
13
|
12
|
18
|
|
|
2024/05
|
20
|
14
|
14
|
16
|
28
|
29
|
22
|
21
|
16
|
13
|
18
|
14
|
27
|
35
|
32
|
33
|
25
|
13
|
21
|
26
|
16
|
20
|
27
|
29
|
29
|
18
|
26
|
24
|
15
|
14
|
28
|
|
2024/04
|
40
|
43
|
47
|
23
|
20
|
20
|
20
|
22
|
33
|
38
|
38
|
48
|
50
|
53
|
61
|
67
|
40
|
27
|
24
|
26
|
24
|
45
|
24
|
29
|
32
|
33
|
36
|
51
|
59
|
21
|
|
|
2024/03
|
38
|
54
|
36
|
33
|
37
|
26
|
57
|
55
|
43
|
37
|
42
|
43
|
37
|
31
|
19
|
33
|
47
|
27
|
34
|
63
|
54
|
49
|
34
|
43
|
36
|
40
|
46
|
27
|
35
|
45
|
50
|
|
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