Air Quality
Excellent
No health implications.
3
PM2.5
11
PM10
18
O3
1.1
CO
3
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jan
113
Light
Sun
26 Jan
65
Good
Mon
27 Jan
77
Good
Tue
28 Jan
189
Moderate
Wed
29 Jan
250
Heavy
Thu
30 Jan
148
Light
Fri
31 Jan
27
Excellent
Air quality in the last 12 months (Kaifu)
|
2024/12
|
77
|
82
|
145
|
133
|
51
|
67
|
67
|
105
|
74
|
64
|
66
|
99
|
105
|
62
|
70
|
88
|
81
|
95
|
73
|
115
|
105
|
78
|
74
|
106
|
123
|
137
|
179
|
97
|
93
|
141
|
141
|
|
2024/11
|
102
|
156
|
138
|
115
|
109
|
101
|
74
|
75
|
118
|
98
|
101
|
115
|
117
|
151
|
133
|
116
|
19
|
17
|
35
|
43
|
51
|
63
|
79
|
103
|
40
|
35
|
50
|
59
|
69
|
66
|
|
|
2024/10
|
35
|
61
|
60
|
55
|
58
|
92
|
60
|
45
|
62
|
84
|
89
|
142
|
188
|
56
|
93
|
81
|
60
|
42
|
29
|
46
|
32
|
18
|
39
|
49
|
77
|
75
|
91
|
126
|
87
|
69
|
72
|
|
2024/09
|
50
|
48
|
61
|
57
|
46
|
55
|
49
|
35
|
43
|
39
|
45
|
32
|
30
|
44
|
53
|
47
|
53
|
55
|
44
|
51
|
47
|
43
|
44
|
58
|
66
|
79
|
95
|
57
|
49
|
57
|
|
|
2024/08
|
18
|
25
|
24
|
34
|
34
|
30
|
36
|
36
|
35
|
41
|
41
|
38
|
32
|
37
|
42
|
27
|
39
|
24
|
36
|
39
|
47
|
39
|
33
|
33
|
40
|
40
|
44
|
30
|
36
|
46
|
53
|
|
2024/07
|
30
|
23
|
28
|
24
|
30
|
25
|
28
|
28
|
29
|
33
|
36
|
36
|
36
|
27
|
35
|
29
|
24
|
24
|
20
|
26
|
30
|
27
|
35
|
42
|
41
|
35
|
25
|
11
|
16
|
15
|
21
|
|
2024/06
|
32
|
40
|
54
|
22
|
32
|
43
|
42
|
46
|
31
|
20
|
30
|
26
|
28
|
27
|
31
|
28
|
20
|
27
|
18
|
27
|
30
|
32
|
28
|
17
|
16
|
16
|
27
|
31
|
29
|
16
|
|
|
2024/05
|
43
|
57
|
37
|
17
|
46
|
45
|
58
|
73
|
61
|
61
|
57
|
105
|
93
|
67
|
69
|
73
|
71
|
54
|
54
|
37
|
59
|
34
|
40
|
52
|
39
|
40
|
28
|
32
|
43
|
22
|
48
|
|
2024/04
|
45
|
30
|
70
|
75
|
84
|
75
|
80
|
65
|
51
|
54
|
68
|
55
|
48
|
51
|
65
|
37
|
44
|
54
|
34
|
33
|
67
|
84
|
44
|
64
|
67
|
63
|
57
|
50
|
40
|
17
|
|
|
2024/03
|
95
|
64
|
50
|
44
|
93
|
121
|
77
|
78
|
80
|
80
|
91
|
74
|
67
|
103
|
72
|
92
|
83
|
33
|
60
|
84
|
81
|
59
|
38
|
74
|
31
|
40
|
53
|
51
|
53
|
61
|
47
|
|
2024/02
|
38
|
20
|
32
|
67
|
71
|
54
|
106
|
110
|
180
|
315
|
156
|
109
|
69
|
61
|
76
|
50
|
42
|
40
|
86
|
18
|
21
|
44
|
49
|
50
|
71
|
85
|
87
|
80
|
78
|
||
|
2024/01
|
107
|
99
|
66
|
77
|
85
|
114
|
160
|
133
|
137
|
144
|
101
|
110
|
110
|
155
|
178
|
108
|
57
|
22
|
14
|
58
|
79
|
56
|
48
|
49
|
58
|
74
|
89
|
99
|
107
|
57
|
59
|
|
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