Air Quality
Excellent
No health implications.
17
PM2.5
28
PM10
28
O3
1.2
CO
23
SO2
34
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Nov
47
Excellent
Wed
6 Nov
58
Good
Thu
7 Nov
74
Good
Fri
8 Nov
85
Good
Sat
9 Nov
90
Good
Sun
10 Nov
71
Good
Mon
11 Nov
91
Good
Air quality in the last 12 months (Haicheng)
|
2024/10
|
28
|
40
|
43
|
39
|
59
|
80
|
41
|
76
|
49
|
40
|
54
|
87
|
72
|
42
|
28
|
56
|
74
|
78
|
43
|
56
|
44
|
41
|
48
|
96
|
127
|
132
|
38
|
92
|
82
|
82
|
88
|
|
2024/09
|
29
|
25
|
56
|
37
|
21
|
35
|
72
|
63
|
42
|
29
|
43
|
57
|
54
|
20
|
36
|
56
|
78
|
65
|
68
|
26
|
18
|
41
|
61
|
37
|
46
|
50
|
70
|
66
|
54
|
23
|
|
|
2024/08
|
24
|
41
|
47
|
19
|
16
|
33
|
34
|
50
|
55
|
30
|
52
|
48
|
35
|
34
|
42
|
49
|
59
|
53
|
30
|
43
|
33
|
27
|
33
|
66
|
52
|
52
|
43
|
46
|
50
|
48
|
44
|
|
2024/07
|
60
|
76
|
27
|
61
|
73
|
31
|
38
|
51
|
54
|
58
|
69
|
69
|
52
|
75
|
53
|
18
|
25
|
44
|
43
|
24
|
37
|
24
|
31
|
32
|
26
|
17
|
12
|
14
|
35
|
37
|
23
|
|
2024/06
|
28
|
50
|
51
|
47
|
39
|
35
|
31
|
32
|
47
|
49
|
49
|
38
|
36
|
27
|
26
|
38
|
59
|
57
|
34
|
40
|
40
|
27
|
72
|
20
|
35
|
35
|
44
|
34
|
25
|
39
|
|
|
2024/05
|
51
|
57
|
55
|
36
|
39
|
52
|
56
|
70
|
92
|
74
|
86
|
43
|
61
|
75
|
64
|
77
|
60
|
52
|
40
|
42
|
74
|
40
|
40
|
40
|
56
|
23
|
21
|
53
|
53
|
45
|
30
|
|
2024/04
|
77
|
110
|
68
|
72
|
105
|
95
|
115
|
88
|
174
|
137
|
69
|
54
|
38
|
35
|
157
|
101
|
54
|
68
|
68
|
132
|
73
|
59
|
53
|
40
|
52
|
63
|
62
|
44
|
47
|
68
|
|
|
2024/03
|
54
|
66
|
86
|
114
|
82
|
80
|
120
|
67
|
95
|
81
|
120
|
98
|
98
|
144
|
118
|
149
|
126
|
85
|
62
|
41
|
66
|
39
|
86
|
54
|
52
|
74
|
75
|
230
|
103
|
68
|
84
|
|
2024/02
|
62
|
104
|
127
|
116
|
84
|
80
|
127
|
113
|
137
|
319
|
79
|
91
|
102
|
73
|
72
|
68
|
51
|
35
|
40
|
49
|
49
|
48
|
68
|
142
|
119
|
73
|
101
|
122
|
88
|
||
|
2024/01
|
100
|
142
|
133
|
74
|
67
|
61
|
41
|
53
|
56
|
78
|
71
|
73
|
71
|
58
|
78
|
82
|
71
|
50
|
71
|
65
|
46
|
34
|
64
|
66
|
82
|
102
|
85
|
120
|
118
|
137
|
73
|
|
2023/12
|
60
|
47
|
62
|
106
|
129
|
71
|
92
|
101
|
42
|
43
|
57
|
67
|
97
|
75
|
56
|
37
|
53
|
56
|
73
|
41
|
76
|
84
|
136
|
147
|
132
|
86
|
158
|
70
|
93
|
112
|
67
|
|
2023/11
|
68
|
100
|
44
|
94
|
130
|
44
|
59
|
39
|
46
|
32
|
43
|
48
|
61
|
76
|
97
|
65
|
47
|
59
|
53
|
50
|
66
|
75
|
27
|
27
|
48
|
63
|
105
|
48
|
44
|
46
|
|
|
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