Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
14 Oct
Thu
15 Oct
Fri
16 Oct
Sat
17 Oct
Sun
18 Oct
Mon
19 Oct
Tue
20 Oct
Real-time AQI (Monitoring Station in Hefei)
高新区
10262
PM2.5
112
PM10
70
O3
0.7
CO
7
SO2
62
NO2
明珠广场
10464
PM2.5
97
PM10
68
O3
0.7
CO
5
SO2
52
NO2
滨湖新区
10767
PM2.5
107
PM10
26
O3
0.6
CO
7
SO2
108
NO2
中国科学技术大学
10666
PM2.5
114
PM10
94
O3
0.5
CO
9
SO2
28
NO2
瑶海区
13295
PM2.5
141
PM10
103
O3
0.8
CO
5
SO2
30
NO2
包河区
11172
PM2.5
132
PM10
25
O3
0.7
CO
6
SO2
121
NO2
琥珀山庄
10363
PM2.5
102
PM10
49
O3
0.8
CO
8
SO2
45
NO2
庐阳区
12587
PM2.5
146
PM10
52
O3
1.1
CO
6
SO2
57
NO2
三里街
13598
PM2.5
144
PM10
95
O3
1.0
CO
7
SO2
34
NO2
高教基地
144108
PM2.5
168
PM10
97
O3
0.8
CO
9
SO2
22
NO2
Air quality in the last 12 months (Hefei)
|
2026/08
|
25
|
26
|
33
|
48
|
43
|
34
|
28
|
28
|
31
|
16
|
16
|
14
|
17
|
16
|
21
|
32
|
28
|
44
|
42
|
28
|
25
|
22
|
23
|
20
|
22
|
28
|
39
|
21
|
25
|
23
|
41
|
|
2026/07
|
28
|
27
|
22
|
15
|
14
|
15
|
15
|
19
|
21
|
25
|
33
|
18
|
17
|
28
|
22
|
24
|
26
|
32
|
34
|
26
|
21
|
18
|
18
|
23
|
33
|
37
|
25
|
27
|
19
|
20
|
22
|
|
2026/06
|
78
|
83
|
69
|
64
|
60
|
43
|
62
|
39
|
46
|
65
|
59
|
55
|
34
|
35
|
33
|
33
|
47
|
59
|
23
|
23
|
31
|
29
|
26
|
22
|
30
|
50
|
68
|
78
|
78
|
34
|
|
|
2026/05
|
37
|
37
|
37
|
28
|
33
|
37
|
46
|
37
|
41
|
39
|
46
|
67
|
70
|
66
|
36
|
42
|
45
|
49
|
23
|
22
|
38
|
56
|
58
|
50
|
26
|
19
|
23
|
45
|
59
|
63
|
70
|
|
2026/04
|
78
|
62
|
50
|
52
|
64
|
68
|
58
|
45
|
34
|
41
|
67
|
35
|
33
|
36
|
57
|
66
|
66
|
60
|
60
|
46
|
53
|
17
|
28
|
41
|
50
|
45
|
52
|
30
|
31
|
37
|
|
|
2026/03
|
31
|
20
|
70
|
58
|
56
|
60
|
52
|
59
|
71
|
83
|
61
|
82
|
86
|
65
|
82
|
46
|
59
|
46
|
92
|
112
|
91
|
65
|
72
|
64
|
71
|
70
|
74
|
61
|
62
|
51
|
93
|
|
2026/02
|
45
|
60
|
86
|
79
|
80
|
68
|
45
|
52
|
42
|
55
|
83
|
87
|
71
|
70
|
71
|
29
|
95
|
62
|
68
|
57
|
36
|
128
|
126
|
16
|
43
|
29
|
22
|
42
|
|||
|
2026/01
|
30
|
74
|
85
|
89
|
84
|
71
|
44
|
66
|
64
|
99
|
65
|
64
|
79
|
74
|
84
|
88
|
170
|
101
|
17
|
43
|
52
|
46
|
72
|
92
|
126
|
31
|
51
|
98
|
80
|
24
|
35
|
|
2025/12
|
111
|
81
|
70
|
60
|
67
|
84
|
88
|
98
|
67
|
79
|
132
|
47
|
48
|
69
|
60
|
63
|
176
|
150
|
139
|
172
|
49
|
42
|
48
|
86
|
76
|
46
|
57
|
72
|
82
|
139
|
37
|
|
2025/11
|
86
|
65
|
49
|
60
|
64
|
54
|
17
|
23
|
91
|
74
|
43
|
42
|
66
|
125
|
118
|
98
|
39
|
37
|
41
|
49
|
75
|
83
|
96
|
103
|
94
|
84
|
222
|
134
|
82
|
77
|
|
|
2025/10
|
32
|
34
|
18
|
34
|
53
|
56
|
52
|
45
|
43
|
60
|
55
|
58
|
22
|
34
|
41
|
34
|
27
|
15
|
24
|
29
|
22
|
30
|
32
|
40
|
44
|
39
|
67
|
76
|
63
|
57
|
70
|
|
2025/09
|
22
|
25
|
29
|
37
|
41
|
39
|
47
|
44
|
24
|
28
|
35
|
25
|
19
|
25
|
24
|
36
|
26
|
22
|
30
|
20
|
41
|
37
|
50
|
11
|
11
|
20
|
29
|
29
|
36
|
23
|
|
|
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
*: primary pollution