Air Quality
Excellent
No health implications.
13
PM2.5
17
PM10
32
O3
0.5
CO
8
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jan
22
Excellent
Thu
22 Jan
31
Excellent
Fri
23 Jan
40
Excellent
Sat
24 Jan
38
Excellent
Sun
25 Jan
38
Excellent
Mon
26 Jan
42
Excellent
Tue
27 Jan
30
Excellent
Air quality in the last 12 months (Huishui)
|
2025/11
|
31
|
28
|
16
|
23
|
21
|
18
|
26
|
19
|
16
|
21
|
28
|
28
|
44
|
47
|
45
|
34
|
45
|
26
|
29
|
39
|
49
|
49
|
65
|
54
|
57
|
58
|
66
|
50
|
37
|
62
|
|
|
2025/10
|
18
|
21
|
27
|
29
|
27
|
27
|
20
|
22
|
25
|
27
|
33
|
33
|
43
|
32
|
16
|
17
|
26
|
25
|
22
|
27
|
23
|
27
|
36
|
49
|
37
|
34
|
30
|
40
|
41
|
29
|
32
|
|
2025/09
|
21
|
25
|
26
|
25
|
30
|
34
|
35
|
34
|
29
|
22
|
23
|
22
|
22
|
24
|
24
|
20
|
20
|
20
|
26
|
33
|
28
|
29
|
24
|
20
|
14
|
19
|
22
|
24
|
23
|
18
|
|
|
2025/08
|
30
|
31
|
31
|
33
|
37
|
27
|
22
|
24
|
26
|
29
|
28
|
30
|
34
|
33
|
23
|
18
|
22
|
24
|
17
|
17
|
21
|
19
|
24
|
23
|
24
|
24
|
23
|
22
|
26
|
30
|
30
|
|
2025/07
|
17
|
19
|
17
|
19
|
22
|
26
|
28
|
29
|
29
|
29
|
27
|
30
|
28
|
24
|
24
|
26
|
25
|
29
|
33
|
33
|
20
|
20
|
15
|
19
|
20
|
24
|
29
|
34
|
30
|
32
|
28
|
|
2025/06
|
28
|
17
|
30
|
32
|
30
|
37
|
43
|
46
|
44
|
35
|
36
|
37
|
25
|
24
|
31
|
29
|
25
|
22
|
19
|
28
|
37
|
23
|
30
|
16
|
20
|
18
|
23
|
17
|
19
|
17
|
|
|
2025/05
|
51
|
59
|
44
|
28
|
33
|
34
|
22
|
39
|
34
|
23
|
44
|
37
|
36
|
41
|
46
|
45
|
35
|
47
|
58
|
26
|
32
|
33
|
38
|
60
|
38
|
25
|
16
|
18
|
26
|
25
|
23
|
|
2025/04
|
44
|
51
|
61
|
69
|
59
|
66
|
66
|
48
|
61
|
56
|
60
|
148
|
289
|
107
|
79
|
71
|
70
|
61
|
40
|
41
|
44
|
32
|
47
|
31
|
49
|
35
|
29
|
37
|
41
|
25
|
|
|
2025/03
|
41
|
37
|
69
|
45
|
30
|
33
|
35
|
40
|
29
|
24
|
38
|
48
|
29
|
28
|
25
|
32
|
44
|
30
|
40
|
46
|
56
|
64
|
67
|
60
|
57
|
62
|
68
|
82
|
25
|
26
|
46
|
|
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
|
|
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