Air Quality
Excellent
No health implications.
7
PM2.5
9
PM10
47
O3
0.6
CO
2
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Jun
52
Good
Sat
7 Jun
44
Excellent
Sun
8 Jun
42
Excellent
Mon
9 Jun
43
Excellent
Tue
10 Jun
43
Excellent
Wed
11 Jun
17
Excellent
Thu
12 Jun
27
Excellent
Air quality in the last 12 months (Haicheng)
|
2025/04
|
36
|
48
|
47
|
34
|
67
|
59
|
60
|
43
|
37
|
39
|
39
|
57
|
172
|
203
|
130
|
113
|
94
|
69
|
45
|
32
|
31
|
26
|
32
|
48
|
27
|
30
|
20
|
29
|
38
|
36
|
|
|
2025/03
|
28
|
23
|
38
|
41
|
44
|
24
|
32
|
30
|
34
|
53
|
36
|
27
|
26
|
22
|
36
|
31
|
44
|
49
|
52
|
59
|
56
|
51
|
39
|
39
|
31
|
32
|
35
|
55
|
33
|
19
|
29
|
|
2025/02
|
36
|
56
|
21
|
33
|
64
|
73
|
22
|
41
|
68
|
78
|
84
|
45
|
60
|
36
|
45
|
42
|
62
|
49
|
56
|
38
|
77
|
85
|
32
|
39
|
126
|
55
|
57
|
36
|
|||
|
2025/01
|
117
|
93
|
105
|
79
|
100
|
120
|
87
|
99
|
97
|
53
|
58
|
61
|
67
|
69
|
57
|
79
|
79
|
76
|
109
|
142
|
113
|
76
|
62
|
45
|
52
|
29
|
45
|
71
|
163
|
54
|
44
|
|
2024/12
|
52
|
45
|
43
|
47
|
44
|
81
|
64
|
37
|
49
|
47
|
44
|
46
|
55
|
64
|
54
|
59
|
70
|
76
|
59
|
66
|
100
|
86
|
90
|
102
|
104
|
101
|
90
|
80
|
93
|
88
|
108
|
|
2024/11
|
51
|
52
|
62
|
50
|
69
|
72
|
68
|
56
|
68
|
64
|
49
|
55
|
56
|
50
|
41
|
31
|
38
|
41
|
37
|
38
|
37
|
46
|
47
|
52
|
38
|
33
|
45
|
43
|
44
|
50
|
|
|
2024/10
|
37
|
29
|
46
|
55
|
50
|
53
|
57
|
62
|
48
|
48
|
52
|
44
|
39
|
35
|
31
|
30
|
21
|
16
|
24
|
32
|
40
|
43
|
28
|
35
|
40
|
49
|
38
|
29
|
39
|
49
|
61
|
|
2024/09
|
20
|
16
|
20
|
32
|
44
|
36
|
15
|
27
|
25
|
16
|
27
|
36
|
37
|
38
|
40
|
28
|
26
|
24
|
29
|
28
|
26
|
19
|
27
|
31
|
36
|
41
|
36
|
14
|
17
|
19
|
|
|
2024/08
|
27
|
24
|
22
|
15
|
16
|
14
|
17
|
18
|
22
|
22
|
19
|
21
|
19
|
19
|
17
|
25
|
22
|
14
|
15
|
17
|
20
|
20
|
21
|
14
|
19
|
15
|
15
|
18
|
15
|
31
|
24
|
|
2024/07
|
25
|
23
|
19
|
15
|
11
|
13
|
15
|
16
|
12
|
15
|
15
|
15
|
15
|
16
|
21
|
18
|
12
|
13
|
15
|
14
|
17
|
17
|
17
|
15
|
14
|
28
|
20
|
19
|
16
|
9
|
18
|
|
2024/06
|
18
|
15
|
18
|
18
|
15
|
14
|
15
|
12
|
17
|
18
|
19
|
20
|
26
|
27
|
29
|
30
|
27
|
22
|
24
|
22
|
22
|
15
|
15
|
11
|
13
|
15
|
15
|
11
|
17
|
24
|
|
|
2024/05
|
25
|
22
|
23
|
22
|
22
|
40
|
28
|
27
|
30
|
35
|
30
|
23
|
32
|
27
|
34
|
38
|
45
|
32
|
13
|
18
|
17
|
25
|
17
|
20
|
12
|
13
|
27
|
16
|
26
|
22
|
15
|
|
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