Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
45
*
PM2.5
75
PM10
7
O3
0.9
CO
8
SO2
50
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
83
Good
Wed
17 Dec
132
Light
Thu
18 Dec
164
Moderate
Fri
19 Dec
149
Light
Sat
20 Dec
165
Moderate
Sun
21 Dec
48
Excellent
Mon
22 Dec
38
Excellent
Jiayu Air quality rank
Air quality in the last 12 months (Jiayu)
|
2025/11
|
61
|
60
|
68
|
62
|
60
|
53
|
36
|
23
|
44
|
50
|
69
|
48
|
49
|
56
|
60
|
60
|
53
|
26
|
31
|
38
|
51
|
67
|
76
|
58
|
82
|
61
|
94
|
73
|
61
|
60
|
|
|
2025/10
|
29
|
39
|
25
|
38
|
54
|
47
|
40
|
51
|
49
|
50
|
59
|
68
|
34
|
44
|
58
|
23
|
33
|
11
|
9
|
20
|
17
|
25
|
34
|
37
|
65
|
76
|
75
|
66
|
75
|
74
|
49
|
|
2025/09
|
17
|
21
|
22
|
21
|
29
|
30
|
38
|
35
|
25
|
25
|
30
|
20
|
27
|
23
|
25
|
31
|
34
|
21
|
19
|
16
|
27
|
42
|
24
|
10
|
15
|
33
|
45
|
46
|
37
|
33
|
|
|
2025/08
|
41
|
41
|
42
|
39
|
30
|
21
|
15
|
15
|
24
|
31
|
13
|
18
|
21
|
22
|
15
|
16
|
21
|
26
|
18
|
12
|
16
|
15
|
17
|
20
|
18
|
18
|
23
|
20
|
28
|
27
|
18
|
|
2025/07
|
17
|
18
|
20
|
26
|
32
|
34
|
38
|
38
|
26
|
24
|
36
|
27
|
25
|
29
|
28
|
27
|
30
|
28
|
34
|
28
|
20
|
12
|
13
|
21
|
25
|
29
|
20
|
23
|
25
|
24
|
28
|
|
2025/06
|
11
|
27
|
40
|
48
|
40
|
37
|
27
|
18
|
27
|
26
|
27
|
29
|
27
|
23
|
30
|
36
|
28
|
17
|
12
|
17
|
11
|
13
|
19
|
22
|
27
|
39
|
19
|
17
|
11
|
18
|
|
|
2025/05
|
44
|
53
|
51
|
47
|
35
|
98
|
120
|
39
|
40
|
41
|
39
|
39
|
48
|
57
|
44
|
23
|
30
|
88
|
60
|
31
|
18
|
17
|
41
|
54
|
43
|
40
|
49
|
26
|
25
|
22
|
14
|
|
2025/04
|
62
|
54
|
57
|
60
|
66
|
65
|
62
|
62
|
60
|
37
|
49
|
205
|
114
|
113
|
54
|
54
|
64
|
63
|
65
|
62
|
31
|
45
|
56
|
47
|
49
|
44
|
40
|
59
|
54
|
38
|
|
|
2025/03
|
51
|
36
|
11
|
31
|
42
|
49
|
55
|
59
|
52
|
43
|
40
|
57
|
43
|
35
|
27
|
43
|
30
|
38
|
42
|
39
|
41
|
48
|
55
|
51
|
49
|
61
|
87
|
63
|
66
|
65
|
65
|
|
2025/02
|
62
|
49
|
68
|
66
|
48
|
42
|
74
|
41
|
40
|
50
|
58
|
75
|
95
|
67
|
66
|
55
|
47
|
38
|
43
|
59
|
59
|
44
|
92
|
98
|
82
|
60
|
42
|
48
|
|||
|
2025/01
|
96
|
128
|
169
|
183
|
84
|
74
|
71
|
70
|
58
|
51
|
72
|
80
|
81
|
95
|
66
|
61
|
75
|
90
|
91
|
108
|
99
|
98
|
195
|
104
|
22
|
34
|
51
|
70
|
125
|
67
|
93
|
|
2024/12
|
43
|
57
|
98
|
80
|
46
|
51
|
47
|
78
|
54
|
67
|
71
|
85
|
73
|
54
|
54
|
49
|
68
|
77
|
67
|
85
|
91
|
60
|
71
|
84
|
100
|
129
|
137
|
53
|
45
|
87
|
109
|
|
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