Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
56
*
PM2.5
74
PM10
16
O3
0.5
CO
25
SO2
34
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 Dec
88
Good
Mon
15 Dec
94
Good
Tue
16 Dec
127
Light
Wed
17 Dec
134
Light
Thu
18 Dec
115
Light
Fri
19 Dec
41
Excellent
Sat
20 Dec
29
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