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
14 Nov
Sun
15 Nov
Mon
16 Nov
Tue
17 Nov
Wed
18 Nov
Thu
19 Nov
Fri
20 Nov
Real-time AQI (Monitoring Station in Hefei)
明珠广场
4632
PM2.5
39
PM10
22
O3
0.7
CO
4
SO2
28
NO2
三里街
3619
PM2.5
36
PM10
16
O3
1.0
CO
6
SO2
36
NO2
琥珀山庄
2920
PM2.5
27
PM10
21
O3
0.7
CO
6
SO2
38
NO2
庐阳区
3021
PM2.5
24
PM10
22
O3
0.9
CO
6
SO2
35
NO2
瑶海区
3826
PM2.5
34
PM10
19
O3
0.8
CO
3
SO2
30
NO2
包河区
3923
PM2.5
39
PM10
1
O3
0.8
CO
5
SO2
63
NO2
滨湖新区
4823
PM2.5
48
PM10
9
O3
0.8
CO
7
SO2
47
NO2
高新区
2819
PM2.5
27
PM10
40
O3
0.4
CO
7
SO2
23
NO2
高教基地
3119
PM2.5
31
PM10
22
O3
0.7
CO
8
SO2
23
NO2
中国科学技术大学
3323
PM2.5
31
PM10
28
O3
0.6
CO
8
SO2
27
NO2
Air quality in the last 12 months (Hefei)
|
2026/09
|
33
|
29
|
28
|
31
|
33
|
29
|
34
|
37
|
42
|
45
|
43
|
40
|
52
|
54
|
54
|
61
|
62
|
28
|
45
|
38
|
47
|
53
|
62
|
53
|
49
|
22
|
15
|
23
|
21
|
23
|
|
|
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
|
|
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