Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
23
PM2.5
42
PM10
174
O3
0.4
CO
8
SO2
10
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 May
99
Good
Tue
13 May
112
Light
Wed
14 May
92
Good
Thu
15 May
91
Good
Fri
16 May
118
Light
Sat
17 May
110
Light
Sun
18 May
50
Excellent
Air quality in the last 12 months (Huaian)
|
2025/02
|
48
|
92
|
96
|
56
|
61
|
47
|
56
|
41
|
67
|
74
|
84
|
107
|
54
|
81
|
122
|
130
|
52
|
50
|
48
|
40
|
44
|
58
|
53
|
59
|
76
|
114
|
154
|
148
|
|||
|
2025/01
|
85
|
101
|
60
|
78
|
138
|
96
|
56
|
87
|
47
|
58
|
78
|
103
|
105
|
123
|
66
|
69
|
101
|
118
|
162
|
183
|
147
|
78
|
42
|
36
|
39
|
90
|
56
|
74
|
161
|
102
|
82
|
|
2024/12
|
80
|
102
|
59
|
74
|
140
|
193
|
122
|
48
|
66
|
78
|
65
|
48
|
90
|
59
|
77
|
92
|
124
|
57
|
58
|
90
|
93
|
60
|
74
|
101
|
131
|
103
|
70
|
70
|
75
|
97
|
83
|
|
2024/11
|
56
|
91
|
125
|
85
|
48
|
58
|
45
|
44
|
48
|
51
|
66
|
104
|
104
|
76
|
75
|
62
|
38
|
34
|
28
|
45
|
86
|
88
|
38
|
40
|
31
|
47
|
68
|
62
|
63
|
70
|
|
|
2024/10
|
29
|
33
|
37
|
39
|
33
|
37
|
31
|
52
|
56
|
75
|
95
|
109
|
53
|
86
|
104
|
71
|
33
|
24
|
38
|
40
|
45
|
69
|
49
|
50
|
56
|
40
|
90
|
58
|
49
|
64
|
48
|
|
2024/09
|
47
|
39
|
34
|
33
|
47
|
41
|
30
|
28
|
26
|
29
|
19
|
22
|
41
|
45
|
33
|
33
|
22
|
23
|
24
|
23
|
34
|
32
|
34
|
48
|
43
|
39
|
44
|
30
|
39
|
38
|
|
|
2024/08
|
24
|
26
|
35
|
41
|
36
|
32
|
23
|
27
|
43
|
43
|
99
|
69
|
48
|
31
|
29
|
26
|
29
|
28
|
26
|
16
|
36
|
50
|
48
|
54
|
37
|
41
|
24
|
25
|
28
|
36
|
32
|
|
2024/07
|
29
|
20
|
37
|
23
|
26
|
33
|
30
|
34
|
27
|
57
|
52
|
46
|
17
|
22
|
17
|
48
|
41
|
16
|
27
|
27
|
29
|
37
|
44
|
48
|
30
|
28
|
26
|
26
|
33
|
47
|
34
|
|
2024/06
|
40
|
48
|
60
|
46
|
46
|
47
|
45
|
61
|
66
|
60
|
51
|
65
|
55
|
70
|
59
|
66
|
44
|
47
|
43
|
34
|
40
|
31
|
47
|
77
|
70
|
51
|
38
|
36
|
17
|
35
|
|
|
2024/05
|
47
|
42
|
40
|
43
|
37
|
77
|
88
|
52
|
46
|
55
|
87
|
152
|
113
|
87
|
71
|
57
|
56
|
69
|
47
|
39
|
28
|
31
|
55
|
44
|
36
|
56
|
34
|
48
|
51
|
40
|
65
|
|
2024/04
|
93
|
78
|
36
|
45
|
59
|
52
|
54
|
54
|
69
|
61
|
61
|
72
|
29
|
39
|
49
|
95
|
121
|
85
|
74
|
28
|
26
|
44
|
60
|
71
|
62
|
47
|
23
|
24
|
47
|
52
|
|
|
2024/03
|
56
|
65
|
79
|
71
|
36
|
67
|
82
|
109
|
88
|
98
|
83
|
95
|
53
|
65
|
58
|
77
|
158
|
70
|
92
|
73
|
73
|
79
|
81
|
48
|
34
|
64
|
102
|
85
|
78
|
106
|
80
|
|
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