Air Quality
Excellent
No health implications.
5
PM2.5
13
PM10
64
O3
0.3
CO
3
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Dec
64
Good
Mon
23 Dec
83
Good
Tue
24 Dec
101
Light
Wed
25 Dec
64
Good
Thu
26 Dec
52
Good
Fri
27 Dec
46
Excellent
Sat
28 Dec
68
Good
Air quality in the last 12 months (Sanhe)
|
2024/11
|
121
|
96
|
64
|
13
|
40
|
52
|
103
|
128
|
124
|
115
|
59
|
73
|
55
|
42
|
65
|
39
|
23
|
36
|
56
|
70
|
31
|
33
|
47
|
92
|
54
|
9
|
22
|
22
|
30
|
44
|
|
|
2024/10
|
12
|
14
|
34
|
63
|
79
|
86
|
21
|
22
|
79
|
23
|
59
|
100
|
115
|
182
|
46
|
39
|
60
|
50
|
10
|
28
|
54
|
24
|
45
|
88
|
133
|
180
|
50
|
53
|
98
|
66
|
94
|
|
2024/09
|
23
|
12
|
31
|
51
|
22
|
22
|
27
|
36
|
66
|
20
|
17
|
21
|
31
|
27
|
25
|
41
|
37
|
44
|
49
|
24
|
8
|
14
|
39
|
57
|
43
|
30
|
45
|
57
|
58
|
8
|
|
|
2024/08
|
21
|
38
|
39
|
25
|
16
|
45
|
45
|
32
|
52
|
31
|
27
|
15
|
13
|
22
|
44
|
44
|
43
|
28
|
21
|
14
|
22
|
25
|
36
|
26
|
40
|
18
|
18
|
31
|
39
|
55
|
45
|
|
2024/07
|
26
|
38
|
28
|
58
|
82
|
37
|
50
|
34
|
61
|
68
|
78
|
61
|
60
|
75
|
62
|
51
|
23
|
22
|
42
|
28
|
44
|
23
|
64
|
57
|
21
|
18
|
31
|
25
|
39
|
14
|
24
|
|
2024/06
|
33
|
43
|
47
|
59
|
61
|
67
|
48
|
38
|
65
|
70
|
57
|
53
|
64
|
38
|
31
|
48
|
61
|
73
|
93
|
58
|
51
|
105
|
100
|
30
|
50
|
62
|
60
|
58
|
61
|
38
|
|
|
2024/05
|
45
|
62
|
60
|
69
|
86
|
69
|
61
|
72
|
73
|
98
|
181
|
40
|
63
|
63
|
29
|
58
|
68
|
79
|
62
|
27
|
37
|
85
|
65
|
33
|
23
|
20
|
37
|
55
|
62
|
45
|
14
|
|
2024/04
|
83
|
82
|
72
|
67
|
72
|
94
|
56
|
86
|
60
|
60
|
123
|
121
|
85
|
62
|
87
|
52
|
79
|
88
|
63
|
48
|
82
|
80
|
18
|
49
|
100
|
102
|
83
|
27
|
25
|
27
|
|
|
2024/03
|
28
|
72
|
62
|
59
|
79
|
56
|
54
|
18
|
60
|
116
|
100
|
56
|
67
|
83
|
113
|
113
|
37
|
104
|
78
|
44
|
78
|
57
|
80
|
92
|
89
|
101
|
126
|
183
|
100
|
50
|
83
|
|
2024/02
|
51
|
81
|
100
|
108
|
112
|
72
|
27
|
32
|
72
|
36
|
81
|
157
|
202
|
120
|
27
|
70
|
91
|
95
|
25
|
25
|
24
|
24
|
35
|
66
|
60
|
83
|
69
|
83
|
47
|
||
|
2024/01
|
117
|
126
|
31
|
82
|
33
|
23
|
22
|
56
|
59
|
44
|
123
|
122
|
76
|
27
|
35
|
84
|
114
|
89
|
60
|
47
|
24
|
22
|
22
|
26
|
24
|
33
|
34
|
40
|
85
|
130
|
93
|
|
2023/12
|
31
|
50
|
72
|
123
|
135
|
87
|
175
|
157
|
104
|
62
|
37
|
67
|
110
|
65
|
22
|
20
|
31
|
87
|
56
|
20
|
21
|
28
|
29
|
34
|
69
|
82
|
51
|
57
|
142
|
200
|
33
|
|
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