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
19 Mar
Fri
20 Mar
Sat
21 Mar
Sun
22 Mar
Mon
23 Mar
Tue
24 Mar
Wed
25 Mar
Hefei Air quality rank
Real-time AQI (Monitoring Station in Hefei)
明珠广场
13396 *
PM2.5
110
PM10
131
O3
1.2
CO
5
SO2
10
NO2
三里街
13092 *
PM2.5
107
PM10
108
O3
1.0
CO
5
SO2
20
NO2
琥珀山庄
12486 *
PM2.5
107
PM10
127
O3
1.0
CO
6
SO2
20
NO2
庐阳区
12587 *
PM2.5
107
PM10
121
O3
1.1
CO
5
SO2
18
NO2
瑶海区
12081 *
PM2.5
110
PM10
118
O3
0.9
CO
5
SO2
17
NO2
包河区
11475 *
PM2.5
102
PM10
123
O3
1.1
CO
7
SO2
23
NO2
高新区
11576 *
PM2.5
100
PM10
127
O3
1.0
CO
4
SO2
10
NO2
高教基地
12486 *
PM2.5
107
PM10
118
O3
0.9
CO
7
SO2
20
NO2
中国科学技术大学
11778 *
PM2.5
97
PM10
132
O3
1.0
CO
5
SO2
10
NO2
Air quality in the last 12 months (Hefei)
|
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
|
|
|
2025/08
|
10
|
17
|
24
|
28
|
35
|
22
|
19
|
22
|
27
|
10
|
8
|
18
|
26
|
27
|
24
|
27
|
34
|
32
|
28
|
23
|
23
|
24
|
20
|
25
|
25
|
16
|
29
|
36
|
34
|
18
|
11
|
|
2025/07
|
21
|
21
|
28
|
30
|
34
|
38
|
45
|
23
|
18
|
35
|
37
|
23
|
25
|
37
|
33
|
34
|
20
|
29
|
31
|
21
|
19
|
16
|
23
|
23
|
27
|
21
|
22
|
17
|
26
|
18
|
17
|
|
2025/06
|
19
|
15
|
42
|
56
|
47
|
34
|
21
|
23
|
30
|
37
|
51
|
47
|
49
|
32
|
26
|
43
|
41
|
15
|
10
|
13
|
10
|
19
|
32
|
39
|
32
|
33
|
15
|
14
|
12
|
20
|
|
|
2025/05
|
55
|
59
|
58
|
48
|
46
|
98
|
101
|
52
|
31
|
33
|
39
|
46
|
45
|
46
|
60
|
38
|
84
|
85
|
75
|
47
|
25
|
45
|
63
|
72
|
62
|
61
|
67
|
60
|
53
|
46
|
51
|
|
2025/04
|
53
|
66
|
56
|
64
|
78
|
68
|
65
|
65
|
69
|
74
|
58
|
199
|
86
|
78
|
50
|
57
|
67
|
67
|
75
|
62
|
49
|
65
|
79
|
72
|
62
|
53
|
45
|
68
|
57
|
55
|
|
|
2025/03
|
52
|
42
|
23
|
63
|
78
|
69
|
62
|
73
|
95
|
84
|
60
|
131
|
93
|
41
|
38
|
51
|
38
|
50
|
52
|
50
|
50
|
60
|
62
|
91
|
65
|
66
|
101
|
84
|
166
|
88
|
53
|
|
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