Air Quality
Excellent
No health implications.
29
PM2.5
34
PM10
21
O3
0.5
CO
4
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Dec
112
Light
Sat
13 Dec
86
Good
Sun
14 Dec
83
Good
Mon
15 Dec
87
Good
Tue
16 Dec
130
Light
Wed
17 Dec
188
Moderate
Thu
18 Dec
20
Excellent
Air quality in the last 12 months (Huaiyang)
|
2025/11
|
101
|
80
|
71
|
60
|
87
|
71
|
43
|
69
|
65
|
84
|
54
|
59
|
93
|
140
|
122
|
124
|
38
|
43
|
49
|
60
|
81
|
80
|
74
|
107
|
80
|
92
|
245
|
112
|
76
|
94
|
|
|
2025/10
|
26
|
9
|
26
|
25
|
27
|
15
|
35
|
62
|
24
|
15
|
17
|
25
|
21
|
28
|
36
|
42
|
14
|
35
|
43
|
43
|
48
|
56
|
74
|
87
|
81
|
82
|
96
|
69
|
74
|
79
|
193
|
|
2025/09
|
31
|
39
|
37
|
41
|
45
|
42
|
48
|
16
|
24
|
30
|
16
|
17
|
36
|
27
|
22
|
27
|
22
|
17
|
12
|
26
|
39
|
27
|
14
|
25
|
39
|
31
|
16
|
23
|
30
|
30
|
|
|
2025/08
|
31
|
23
|
32
|
27
|
38
|
28
|
19
|
23
|
21
|
27
|
16
|
20
|
21
|
21
|
26
|
28
|
25
|
32
|
31
|
23
|
25
|
28
|
30
|
31
|
24
|
30
|
32
|
36
|
31
|
36
|
23
|
|
2025/07
|
25
|
21
|
23
|
22
|
28
|
41
|
35
|
39
|
18
|
38
|
59
|
34
|
34
|
35
|
34
|
44
|
38
|
37
|
38
|
38
|
31
|
23
|
19
|
24
|
30
|
27
|
26
|
24
|
22
|
32
|
37
|
|
2025/06
|
51
|
52
|
59
|
59
|
56
|
50
|
57
|
48
|
41
|
35
|
43
|
48
|
51
|
42
|
43
|
63
|
51
|
25
|
14
|
25
|
36
|
23
|
38
|
36
|
44
|
25
|
29
|
24
|
18
|
23
|
|
|
2025/05
|
79
|
113
|
49
|
51
|
88
|
189
|
119
|
80
|
75
|
32
|
54
|
54
|
52
|
56
|
74
|
73
|
154
|
90
|
109
|
66
|
58
|
78
|
76
|
65
|
57
|
53
|
73
|
68
|
71
|
61
|
49
|
|
2025/04
|
67
|
45
|
55
|
74
|
78
|
82
|
79
|
79
|
106
|
104
|
75
|
248
|
131
|
64
|
57
|
80
|
88
|
86
|
48
|
61
|
52
|
70
|
90
|
106
|
76
|
66
|
75
|
50
|
52
|
81
|
|
|
2025/03
|
102
|
66
|
40
|
37
|
68
|
84
|
76
|
85
|
109
|
106
|
86
|
130
|
120
|
44
|
62
|
46
|
48
|
56
|
56
|
49
|
42
|
61
|
73
|
179
|
61
|
77
|
116
|
157
|
69
|
66
|
77
|
|
2025/02
|
101
|
128
|
148
|
51
|
54
|
56
|
92
|
56
|
56
|
65
|
107
|
126
|
119
|
87
|
79
|
78
|
71
|
75
|
103
|
67
|
75
|
106
|
103
|
55
|
74
|
102
|
108
|
93
|
|||
|
2025/01
|
132
|
139
|
136
|
214
|
115
|
71
|
59
|
60
|
48
|
68
|
79
|
60
|
89
|
142
|
53
|
61
|
79
|
106
|
115
|
160
|
179
|
222
|
107
|
126
|
138
|
80
|
35
|
88
|
267
|
166
|
108
|
|
2024/12
|
65
|
82
|
70
|
106
|
119
|
95
|
112
|
48
|
65
|
93
|
116
|
121
|
92
|
70
|
60
|
70
|
97
|
62
|
57
|
98
|
88
|
61
|
81
|
110
|
141
|
194
|
114
|
56
|
76
|
96
|
93
|
|
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