Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
52
O3
1.0
CO
12
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Mar
47
Excellent
Wed
12 Mar
42
Excellent
Thu
13 Mar
35
Excellent
Fri
14 Mar
33
Excellent
Sat
15 Mar
34
Excellent
Sun
16 Mar
22
Excellent
Mon
17 Mar
20
Excellent
Air quality in the last 12 months (Huishui)
|
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
|
|
2024/02
|
47
|
32
|
26
|
27
|
21
|
19
|
25
|
29
|
56
|
149
|
60
|
32
|
42
|
41
|
61
|
39
|
42
|
38
|
42
|
53
|
55
|
25
|
18
|
21
|
19
|
22
|
32
|
27
|
32
|
||
|
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