Air Quality
Excellent
No health implications.
9
PM2.5
14
PM10
47
O3
0.5
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 May
37
Excellent
Fri
16 May
33
Excellent
Sat
17 May
29
Excellent
Sun
18 May
34
Excellent
Mon
19 May
29
Excellent
Tue
20 May
35
Excellent
Wed
21 May
25
Excellent
Air quality in the last 12 months (Yizhou)
|
2025/02
|
23
|
11
|
21
|
53
|
77
|
26
|
19
|
52
|
55
|
67
|
137
|
109
|
48
|
71
|
28
|
35
|
41
|
28
|
26
|
15
|
16
|
18
|
15
|
35
|
52
|
29
|
35
|
55
|
|||
|
2025/01
|
128
|
110
|
89
|
123
|
90
|
105
|
107
|
81
|
50
|
39
|
54
|
96
|
104
|
117
|
87
|
75
|
84
|
109
|
103
|
109
|
113
|
126
|
158
|
113
|
48
|
19
|
42
|
56
|
144
|
90
|
62
|
|
2024/12
|
81
|
95
|
96
|
94
|
64
|
24
|
14
|
34
|
62
|
63
|
53
|
39
|
49
|
57
|
45
|
58
|
99
|
73
|
70
|
88
|
99
|
96
|
93
|
97
|
98
|
92
|
83
|
70
|
95
|
141
|
116
|
|
2024/11
|
49
|
46
|
62
|
76
|
61
|
61
|
60
|
60
|
58
|
62
|
73
|
70
|
73
|
71
|
68
|
61
|
56
|
26
|
20
|
22
|
25
|
27
|
35
|
49
|
58
|
25
|
32
|
43
|
52
|
64
|
|
|
2024/10
|
22
|
30
|
45
|
53
|
56
|
54
|
55
|
45
|
36
|
44
|
51
|
56
|
70
|
39
|
23
|
34
|
32
|
24
|
21
|
21
|
33
|
30
|
31
|
37
|
36
|
37
|
31
|
30
|
42
|
50
|
55
|
|
2024/09
|
29
|
37
|
31
|
31
|
42
|
38
|
21
|
19
|
26
|
27
|
29
|
38
|
45
|
44
|
40
|
31
|
28
|
34
|
39
|
33
|
30
|
28
|
32
|
41
|
49
|
47
|
43
|
53
|
39
|
43
|
|
|
2024/08
|
18
|
22
|
25
|
25
|
33
|
36
|
34
|
32
|
36
|
31
|
25
|
24
|
18
|
22
|
34
|
39
|
25
|
29
|
37
|
28
|
23
|
21
|
22
|
27
|
33
|
33
|
32
|
41
|
34
|
31
|
41
|
|
2024/07
|
34
|
16
|
19
|
25
|
23
|
22
|
21
|
22
|
26
|
28
|
26
|
26
|
29
|
26
|
31
|
33
|
27
|
24
|
25
|
29
|
42
|
40
|
31
|
25
|
36
|
45
|
38
|
22
|
18
|
15
|
18
|
|
2024/06
|
41
|
42
|
29
|
25
|
32
|
28
|
37
|
33
|
16
|
17
|
24
|
30
|
32
|
15
|
34
|
28
|
27
|
15
|
29
|
33
|
32
|
27
|
26
|
17
|
12
|
12
|
21
|
21
|
21
|
20
|
|
|
2024/05
|
15
|
25
|
27
|
29
|
27
|
41
|
48
|
44
|
31
|
34
|
40
|
23
|
56
|
59
|
60
|
56
|
56
|
36
|
15
|
29
|
24
|
34
|
44
|
48
|
46
|
22
|
29
|
35
|
47
|
25
|
28
|
|
2024/04
|
68
|
68
|
64
|
28
|
21
|
19
|
19
|
26
|
46
|
38
|
34
|
55
|
53
|
56
|
61
|
52
|
46
|
26
|
48
|
26
|
24
|
54
|
33
|
46
|
57
|
36
|
41
|
54
|
69
|
43
|
|
|
2024/03
|
47
|
63
|
82
|
32
|
42
|
33
|
60
|
67
|
73
|
36
|
37
|
54
|
51
|
26
|
16
|
34
|
55
|
40
|
32
|
86
|
102
|
78
|
49
|
56
|
54
|
31
|
61
|
44
|
54
|
59
|
58
|
|
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