Air Quality
Excellent
No health implications.
21
PM2.5
35
PM10
17
O3
0.7
CO
4
SO2
32
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
77
Good
Wed
23 Apr
91
Good
Thu
24 Apr
71
Good
Fri
25 Apr
80
Good
Sat
26 Apr
76
Good
Sun
27 Apr
41
Excellent
Mon
28 Apr
49
Excellent
Air quality in the last 12 months (Huaining)
|
2025/02
|
69
|
51
|
100
|
77
|
60
|
44
|
83
|
40
|
41
|
57
|
74
|
95
|
76
|
65
|
95
|
94
|
81
|
57
|
66
|
71
|
44
|
59
|
90
|
107
|
94
|
108
|
68
|
54
|
|||
|
2025/01
|
109
|
133
|
216
|
150
|
114
|
88
|
46
|
53
|
57
|
43
|
69
|
81
|
82
|
92
|
67
|
59
|
60
|
71
|
95
|
129
|
124
|
179
|
219
|
94
|
37
|
38
|
54
|
67
|
222
|
87
|
111
|
|
2024/12
|
56
|
62
|
132
|
79
|
63
|
68
|
106
|
60
|
58
|
77
|
88
|
96
|
78
|
66
|
63
|
70
|
81
|
105
|
42
|
81
|
89
|
59
|
84
|
94
|
140
|
124
|
102
|
86
|
82
|
92
|
100
|
|
2024/11
|
39
|
58
|
58
|
65
|
45
|
51
|
47
|
52
|
58
|
45
|
49
|
57
|
53
|
71
|
87
|
68
|
18
|
28
|
37
|
49
|
39
|
64
|
68
|
53
|
38
|
46
|
53
|
60
|
51
|
54
|
|
|
2024/10
|
20
|
38
|
27
|
33
|
44
|
20
|
11
|
33
|
44
|
55
|
64
|
69
|
75
|
61
|
49
|
46
|
35
|
28
|
20
|
39
|
50
|
33
|
47
|
50
|
45
|
29
|
28
|
75
|
74
|
50
|
37
|
|
2024/09
|
46
|
45
|
39
|
43
|
43
|
40
|
49
|
52
|
42
|
34
|
25
|
17
|
35
|
28
|
33
|
26
|
35
|
27
|
31
|
18
|
22
|
30
|
31
|
40
|
47
|
62
|
38
|
34
|
44
|
48
|
|
|
2024/08
|
17
|
21
|
27
|
28
|
33
|
29
|
27
|
32
|
39
|
37
|
42
|
51
|
32
|
19
|
24
|
29
|
42
|
41
|
33
|
17
|
32
|
32
|
33
|
38
|
46
|
49
|
24
|
13
|
28
|
34
|
43
|
|
2024/07
|
16
|
15
|
20
|
22
|
23
|
24
|
26
|
25
|
30
|
27
|
35
|
34
|
14
|
21
|
36
|
45
|
27
|
26
|
24
|
24
|
26
|
27
|
35
|
35
|
24
|
24
|
10
|
12
|
16
|
22
|
25
|
|
2024/06
|
31
|
40
|
33
|
41
|
35
|
33
|
32
|
37
|
46
|
26
|
24
|
30
|
30
|
28
|
35
|
51
|
33
|
34
|
19
|
20
|
27
|
11
|
19
|
26
|
31
|
34
|
19
|
11
|
19
|
17
|
|
|
2024/05
|
32
|
40
|
42
|
26
|
34
|
30
|
39
|
47
|
54
|
60
|
50
|
93
|
78
|
59
|
65
|
51
|
70
|
60
|
77
|
73
|
42
|
29
|
39
|
34
|
45
|
26
|
16
|
23
|
32
|
37
|
33
|
|
2024/04
|
47
|
19
|
41
|
46
|
47
|
45
|
44
|
21
|
39
|
53
|
57
|
56
|
66
|
42
|
45
|
55
|
34
|
46
|
35
|
47
|
41
|
47
|
73
|
115
|
73
|
45
|
64
|
40
|
20
|
32
|
|
|
2024/03
|
60
|
56
|
42
|
43
|
63
|
78
|
91
|
77
|
65
|
80
|
79
|
81
|
90
|
96
|
103
|
97
|
80
|
70
|
74
|
77
|
66
|
58
|
45
|
45
|
28
|
43
|
56
|
43
|
46
|
49
|
64
|
|
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
Air quality source: CNEMC
*: primary pollution