Air Quality
Excellent
No health implications.
9
PM2.5
19
PM10
11
O3
0.5
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Jul
42
Excellent
Sun
27 Jul
54
Good
Mon
28 Jul
64
Good
Tue
29 Jul
57
Good
Wed
30 Jul
51
Good
Thu
31 Jul
44
Excellent
Fri
1 Aug
45
Excellent
Air quality in the last 12 months (Huishui)
|
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
|
|
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
|
|
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