Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
207
*
PM2.5
259
PM10
13
O3
1.1
CO
3
SO2
34
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
20 Dec
181
Moderate
Sun
21 Dec
123
Light
Mon
22 Dec
116
Light
Tue
23 Dec
113
Light
Wed
24 Dec
114
Light
Thu
25 Dec
132
Light
Fri
26 Dec
24
Excellent
Air quality in the last 12 months (Huaiyuan)
|
2025/11
|
121
|
99
|
51
|
75
|
80
|
52
|
41
|
29
|
104
|
81
|
45
|
52
|
118
|
183
|
122
|
122
|
46
|
56
|
65
|
67
|
126
|
108
|
108
|
126
|
84
|
89
|
314
|
132
|
94
|
107
|
|
|
2025/10
|
32
|
31
|
20
|
42
|
52
|
58
|
50
|
45
|
39
|
60
|
51
|
53
|
24
|
47
|
38
|
29
|
21
|
29
|
36
|
33
|
31
|
42
|
51
|
57
|
72
|
88
|
91
|
66
|
59
|
53
|
108
|
|
2025/09
|
30
|
20
|
31
|
33
|
39
|
37
|
49
|
30
|
13
|
21
|
24
|
21
|
20
|
25
|
20
|
33
|
17
|
16
|
16
|
24
|
40
|
25
|
40
|
13
|
29
|
24
|
35
|
33
|
32
|
38
|
|
|
2025/08
|
13
|
14
|
23
|
24
|
35
|
41
|
31
|
28
|
27
|
16
|
14
|
19
|
28
|
31
|
32
|
30
|
32
|
35
|
30
|
29
|
26
|
31
|
27
|
23
|
19
|
15
|
28
|
38
|
31
|
17
|
17
|
|
2025/07
|
25
|
21
|
29
|
32
|
39
|
41
|
43
|
28
|
18
|
37
|
48
|
33
|
34
|
36
|
38
|
37
|
27
|
38
|
29
|
23
|
23
|
17
|
24
|
22
|
30
|
27
|
22
|
17
|
25
|
23
|
19
|
|
2025/06
|
30
|
18
|
51
|
68
|
54
|
43
|
27
|
33
|
28
|
46
|
40
|
45
|
50
|
36
|
40
|
54
|
55
|
20
|
11
|
8
|
15
|
31
|
46
|
44
|
31
|
36
|
30
|
15
|
13
|
20
|
|
|
2025/05
|
64
|
71
|
58
|
53
|
50
|
89
|
81
|
52
|
35
|
42
|
53
|
51
|
54
|
68
|
93
|
62
|
94
|
80
|
83
|
64
|
46
|
57
|
72
|
75
|
67
|
84
|
84
|
63
|
62
|
66
|
77
|
|
2025/04
|
68
|
67
|
55
|
75
|
91
|
81
|
67
|
84
|
89
|
102
|
83
|
207
|
107
|
72
|
55
|
68
|
74
|
79
|
76
|
58
|
55
|
79
|
86
|
90
|
63
|
54
|
58
|
67
|
58
|
61
|
|
|
2025/03
|
105
|
81
|
45
|
73
|
93
|
87
|
74
|
92
|
102
|
89
|
120
|
171
|
129
|
48
|
60
|
59
|
55
|
52
|
64
|
65
|
56
|
62
|
74
|
116
|
85
|
71
|
119
|
157
|
110
|
80
|
62
|
|
2025/02
|
116
|
92
|
120
|
102
|
65
|
54
|
82
|
44
|
55
|
64
|
78
|
122
|
81
|
94
|
115
|
101
|
58
|
67
|
88
|
53
|
51
|
83
|
102
|
59
|
76
|
122
|
95
|
96
|
|||
|
2025/01
|
92
|
164
|
124
|
133
|
149
|
93
|
67
|
80
|
51
|
67
|
90
|
85
|
105
|
141
|
72
|
76
|
109
|
119
|
163
|
148
|
130
|
185
|
83
|
57
|
39
|
94
|
54
|
111
|
170
|
78
|
134
|
|
2024/12
|
88
|
121
|
71
|
85
|
122
|
160
|
128
|
49
|
60
|
85
|
116
|
100
|
111
|
92
|
79
|
99
|
137
|
87
|
68
|
93
|
97
|
70
|
86
|
111
|
144
|
163
|
103
|
96
|
73
|
99
|
115
|
|
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