Air Quality
Excellent
No health implications.
6
PM2.5
16
PM10
50
O3
0.3
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Nov
71
Good
Tue
18 Nov
50
Excellent
Wed
19 Nov
55
Good
Thu
20 Nov
56
Good
Fri
21 Nov
62
Good
Sat
22 Nov
69
Good
Sun
23 Nov
17
Excellent
Air quality in the last 12 months (Huaining)
|
2025/10
|
28
|
39
|
21
|
34
|
51
|
49
|
69
|
56
|
47
|
53
|
48
|
38
|
23
|
26
|
46
|
30
|
28
|
9
|
14
|
28
|
21
|
27
|
30
|
41
|
52
|
44
|
58
|
73
|
95
|
76
|
36
|
|
2025/09
|
18
|
24
|
28
|
35
|
38
|
35
|
39
|
40
|
20
|
19
|
20
|
25
|
18
|
24
|
24
|
36
|
32
|
22
|
29
|
15
|
32
|
35
|
43
|
7
|
11
|
20
|
30
|
31
|
28
|
31
|
|
|
2025/08
|
26
|
24
|
25
|
29
|
30
|
16
|
17
|
22
|
28
|
34
|
16
|
22
|
28
|
27
|
19
|
21
|
24
|
28
|
26
|
21
|
21
|
18
|
20
|
27
|
27
|
19
|
29
|
26
|
32
|
23
|
16
|
|
2025/07
|
23
|
29
|
32
|
37
|
41
|
39
|
39
|
25
|
18
|
26
|
36
|
19
|
24
|
35
|
35
|
36
|
23
|
33
|
33
|
16
|
16
|
10
|
17
|
20
|
24
|
26
|
22
|
22
|
22
|
22
|
19
|
|
2025/06
|
9
|
12
|
30
|
43
|
42
|
39
|
34
|
12
|
26
|
26
|
31
|
32
|
41
|
28
|
17
|
35
|
31
|
17
|
15
|
17
|
14
|
11
|
24
|
32
|
39
|
33
|
22
|
14
|
17
|
25
|
|
|
2025/05
|
53
|
52
|
61
|
51
|
52
|
160
|
126
|
61
|
31
|
37
|
46
|
50
|
48
|
61
|
60
|
32
|
50
|
107
|
62
|
37
|
23
|
32
|
33
|
64
|
60
|
68
|
76
|
58
|
40
|
40
|
34
|
|
2025/04
|
55
|
65
|
65
|
65
|
78
|
67
|
62
|
60
|
65
|
59
|
48
|
218
|
109
|
99
|
50
|
47
|
63
|
66
|
71
|
65
|
37
|
58
|
58
|
57
|
56
|
51
|
33
|
55
|
55
|
55
|
|
|
2025/03
|
46
|
39
|
16
|
37
|
62
|
66
|
58
|
67
|
99
|
93
|
50
|
66
|
53
|
45
|
22
|
47
|
32
|
49
|
49
|
52
|
50
|
53
|
65
|
69
|
59
|
67
|
82
|
82
|
91
|
83
|
62
|
|
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
|
|
|
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