Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Sep
Sat
12 Sep
Sun
13 Sep
Mon
14 Sep
Tue
15 Sep
Wed
16 Sep
Thu
17 Sep
Real-time AQI (Monitoring Station in Hefei)
明珠广场
4111
PM2.5
41
PM10
127
O3
0.5
CO
11
SO2
9
NO2
琥珀山庄
389
PM2.5
31
PM10
121
O3
0.5
CO
7
SO2
11
NO2
庐阳区
399
PM2.5
31
PM10
123
O3
0.5
CO
9
SO2
8
NO2
瑶海区
378
PM2.5
27
PM10
116
O3
0.6
CO
4
SO2
4
NO2
包河区
3810
PM2.5
34
PM10
121
O3
0.3
CO
6
SO2
12
NO2
滨湖新区
429
PM2.5
36
PM10
134
O3
0.6
CO
7
SO2
11
NO2
高新区
4412
PM2.5
44
PM10
138
O3
0.5
CO
8
SO2
17
NO2
高教基地
418
PM2.5
27
PM10
129
O3
0.5
CO
9
SO2
8
NO2
中国科学技术大学
408
PM2.5
34
PM10
128
O3
0.3
CO
9
SO2
11
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