Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
20 Apr
Mon
21 Apr
Tue
22 Apr
Wed
23 Apr
Thu
24 Apr
Fri
25 Apr
Sat
26 Apr
Real-time AQI (Monitoring Station in Hefei)
明珠广场
8361 *
PM2.5
95
PM10
113
O3
0.6
CO
2
SO2
17
NO2
三里街
7651
PM2.5
102 *
PM10
98
O3
0.6
CO
4
SO2
17
NO2
琥珀山庄
7958 *
PM2.5
88
PM10
110
O3
0.7
CO
3
SO2
17
NO2
董铺水库
7848
PM2.5
105 *
PM10
103
O3
0.6
CO
1
SO2
8
NO2
长江中路
7654
PM2.5
102 *
PM10
112
O3
0.6
CO
7
SO2
14
NO2
庐阳区
7958 *
PM2.5
92
PM10
94
O3
0.5
CO
6
SO2
19
NO2
瑶海区
8361 *
PM2.5
100
PM10
102
O3
0.7
CO
6
SO2
21
NO2
包河区
8563 *
PM2.5
105
PM10
78
O3
0.6
CO
6
SO2
37
NO2
滨湖新区
9873 *
PM2.5
107
PM10
110
O3
0.5
CO
6
SO2
14
NO2
高新区
8462 *
PM2.5
100
PM10
110
O3
0.6
CO
2
SO2
14
NO2
高教基地
7948
PM2.5
107 *
PM10
98
O3
0.5
CO
5
SO2
15
NO2
Air quality in the last 12 months (Hefei)
|
2025/02
|
67
|
53
|
111
|
69
|
52
|
45
|
85
|
38
|
43
|
53
|
66
|
98
|
62
|
83
|
95
|
86
|
71
|
56
|
69
|
66
|
55
|
66
|
97
|
81
|
77
|
114
|
67
|
59
|
|||
|
2025/01
|
86
|
147
|
180
|
131
|
101
|
74
|
51
|
66
|
49
|
54
|
66
|
76
|
86
|
113
|
65
|
65
|
75
|
81
|
114
|
155
|
113
|
165
|
151
|
61
|
27
|
61
|
48
|
52
|
119
|
66
|
104
|
|
2024/12
|
58
|
76
|
87
|
55
|
72
|
124
|
118
|
48
|
52
|
61
|
96
|
79
|
88
|
74
|
57
|
57
|
79
|
88
|
53
|
71
|
87
|
60
|
67
|
79
|
98
|
123
|
83
|
90
|
72
|
75
|
99
|
|
2024/11
|
51
|
85
|
78
|
75
|
51
|
52
|
45
|
45
|
54
|
50
|
53
|
59
|
60
|
73
|
88
|
64
|
28
|
31
|
28
|
37
|
44
|
74
|
46
|
44
|
40
|
48
|
66
|
59
|
44
|
59
|
|
|
2024/10
|
28
|
45
|
27
|
30
|
32
|
15
|
12
|
36
|
46
|
61
|
70
|
66
|
68
|
56
|
60
|
63
|
33
|
16
|
30
|
36
|
47
|
40
|
56
|
52
|
44
|
40
|
55
|
107
|
91
|
46
|
42
|
|
2024/09
|
45
|
42
|
29
|
45
|
45
|
48
|
42
|
46
|
32
|
32
|
24
|
13
|
20
|
40
|
33
|
33
|
17
|
30
|
26
|
22
|
28
|
31
|
34
|
37
|
53
|
49
|
28
|
46
|
46
|
51
|
|
|
2024/08
|
19
|
23
|
27
|
29
|
33
|
33
|
34
|
37
|
44
|
36
|
64
|
69
|
47
|
26
|
26
|
25
|
39
|
39
|
44
|
23
|
36
|
37
|
38
|
41
|
49
|
47
|
21
|
18
|
23
|
34
|
44
|
|
2024/07
|
18
|
17
|
22
|
23
|
26
|
26
|
26
|
26
|
29
|
27
|
40
|
35
|
14
|
10
|
27
|
42
|
30
|
27
|
30
|
23
|
28
|
28
|
35
|
47
|
26
|
27
|
14
|
14
|
16
|
20
|
24
|
|
2024/06
|
48
|
44
|
45
|
51
|
47
|
30
|
43
|
51
|
48
|
22
|
32
|
43
|
39
|
47
|
55
|
48
|
40
|
44
|
25
|
33
|
23
|
19
|
28
|
34
|
28
|
49
|
38
|
11
|
9
|
12
|
|
|
2024/05
|
46
|
47
|
46
|
43
|
49
|
35
|
51
|
47
|
51
|
61
|
52
|
132
|
90
|
66
|
65
|
44
|
61
|
66
|
57
|
55
|
52
|
45
|
53
|
62
|
55
|
35
|
27
|
36
|
44
|
45
|
48
|
|
2024/04
|
83
|
30
|
60
|
52
|
47
|
49
|
48
|
41
|
55
|
68
|
65
|
76
|
82
|
58
|
63
|
63
|
57
|
66
|
54
|
54
|
59
|
63
|
91
|
82
|
69
|
73
|
69
|
43
|
37
|
49
|
|
|
2024/03
|
53
|
58
|
56
|
70
|
63
|
72
|
75
|
75
|
63
|
90
|
83
|
77
|
84
|
91
|
110
|
113
|
125
|
62
|
89
|
100
|
70
|
59
|
55
|
67
|
43
|
53
|
76
|
64
|
59
|
52
|
100
|
|
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