Air Quality
Excellent
No health implications.
7
PM2.5
20
PM10
71
O3
0.4
CO
5
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 May
44
Excellent
Sat
24 May
56
Good
Sun
25 May
88
Good
Mon
26 May
80
Good
Tue
27 May
61
Good
Wed
28 May
56
Good
Thu
29 May
37
Excellent
Air quality in the last 12 months (Yushui)
|
2025/04
|
50
|
53
|
55
|
71
|
60
|
60
|
58
|
64
|
61
|
49
|
50
|
187
|
161
|
109
|
59
|
56
|
69
|
64
|
26
|
23
|
40
|
23
|
37
|
39
|
29
|
32
|
30
|
38
|
57
|
61
|
|
|
2025/03
|
39
|
38
|
36
|
17
|
31
|
43
|
50
|
50
|
54
|
50
|
69
|
68
|
32
|
27
|
19
|
34
|
43
|
38
|
46
|
45
|
47
|
49
|
54
|
57
|
62
|
68
|
60
|
71
|
54
|
45
|
49
|
|
2025/02
|
31
|
21
|
37
|
45
|
57
|
56
|
57
|
54
|
34
|
52
|
79
|
73
|
92
|
78
|
52
|
43
|
53
|
45
|
45
|
24
|
36
|
22
|
53
|
64
|
90
|
89
|
88
|
61
|
|||
|
2025/01
|
109
|
95
|
108
|
132
|
143
|
101
|
70
|
60
|
55
|
41
|
49
|
59
|
73
|
62
|
66
|
58
|
58
|
65
|
73
|
79
|
89
|
87
|
66
|
115
|
49
|
20
|
50
|
63
|
129
|
70
|
50
|
|
2024/12
|
54
|
58
|
60
|
115
|
89
|
53
|
58
|
83
|
61
|
72
|
31
|
72
|
67
|
58
|
56
|
58
|
68
|
73
|
63
|
75
|
86
|
75
|
62
|
82
|
100
|
93
|
105
|
91
|
81
|
101
|
96
|
|
2024/11
|
36
|
52
|
51
|
61
|
70
|
48
|
48
|
50
|
53
|
51
|
55
|
51
|
59
|
62
|
24
|
51
|
38
|
23
|
34
|
44
|
44
|
35
|
62
|
74
|
43
|
28
|
38
|
33
|
42
|
51
|
|
|
2024/10
|
37
|
40
|
37
|
32
|
43
|
44
|
46
|
22
|
41
|
56
|
59
|
61
|
73
|
96
|
92
|
34
|
40
|
55
|
30
|
31
|
51
|
43
|
35
|
39
|
49
|
48
|
35
|
33
|
65
|
56
|
40
|
|
2024/09
|
41
|
52
|
55
|
50
|
45
|
37
|
36
|
40
|
35
|
36
|
37
|
31
|
40
|
39
|
41
|
34
|
35
|
36
|
39
|
31
|
30
|
32
|
33
|
48
|
46
|
47
|
56
|
41
|
41
|
40
|
|
|
2024/08
|
26
|
33
|
32
|
32
|
38
|
38
|
33
|
34
|
32
|
38
|
37
|
30
|
35
|
28
|
37
|
38
|
39
|
18
|
32
|
40
|
41
|
32
|
27
|
34
|
45
|
36
|
32
|
23
|
32
|
40
|
43
|
|
2024/07
|
32
|
27
|
27
|
30
|
33
|
42
|
37
|
37
|
41
|
37
|
35
|
34
|
41
|
35
|
37
|
32
|
33
|
32
|
31
|
30
|
31
|
32
|
33
|
42
|
36
|
25
|
22
|
23
|
16
|
23
|
27
|
|
2024/06
|
20
|
29
|
27
|
30
|
25
|
29
|
41
|
40
|
42
|
28
|
23
|
24
|
31
|
23
|
24
|
29
|
22
|
30
|
43
|
33
|
38
|
38
|
44
|
28
|
15
|
16
|
29
|
38
|
40
|
37
|
|
|
2024/05
|
21
|
42
|
48
|
30
|
21
|
39
|
49
|
51
|
58
|
55
|
53
|
51
|
78
|
53
|
58
|
64
|
57
|
51
|
43
|
38
|
37
|
31
|
38
|
33
|
29
|
36
|
23
|
25
|
37
|
52
|
26
|
|
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