Air Quality
Excellent
No health implications.
4
PM2.5
14
PM10
80
O3
0.4
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jun
79
Good
Mon
30 Jun
90
Good
Tue
1 Jul
93
Good
Wed
2 Jul
92
Good
Thu
3 Jul
100
Good
Fri
4 Jul
115
Light
Sat
5 Jul
26
Excellent
Air quality in the last 12 months (Haiyang)
|
2025/05
|
45
|
38
|
24
|
32
|
20
|
17
|
32
|
34
|
24
|
29
|
39
|
54
|
49
|
52
|
41
|
27
|
41
|
28
|
68
|
68
|
32
|
61
|
51
|
50
|
45
|
56
|
57
|
32
|
39
|
48
|
44
|
|
2025/04
|
61
|
40
|
37
|
44
|
42
|
49
|
84
|
58
|
51
|
56
|
46
|
106
|
75
|
43
|
46
|
72
|
107
|
55
|
40
|
49
|
26
|
34
|
38
|
64
|
49
|
57
|
51
|
50
|
59
|
69
|
|
|
2025/03
|
40
|
48
|
36
|
20
|
25
|
46
|
40
|
91
|
119
|
70
|
36
|
65
|
53
|
49
|
46
|
39
|
41
|
35
|
47
|
58
|
55
|
62
|
75
|
125
|
123
|
137
|
103
|
51
|
39
|
49
|
67
|
|
2025/02
|
52
|
67
|
45
|
28
|
31
|
48
|
41
|
30
|
36
|
62
|
38
|
45
|
60
|
74
|
98
|
89
|
35
|
30
|
39
|
52
|
44
|
28
|
45
|
40
|
67
|
89
|
104
|
85
|
|||
|
2025/01
|
87
|
67
|
61
|
72
|
117
|
51
|
38
|
31
|
21
|
30
|
54
|
74
|
91
|
71
|
32
|
55
|
50
|
86
|
121
|
58
|
98
|
79
|
41
|
46
|
76
|
80
|
56
|
29
|
62
|
55
|
40
|
|
2024/12
|
69
|
58
|
30
|
50
|
90
|
60
|
30
|
36
|
70
|
89
|
32
|
38
|
54
|
41
|
49
|
51
|
55
|
26
|
38
|
82
|
40
|
39
|
56
|
36
|
103
|
49
|
45
|
50
|
71
|
86
|
65
|
|
2024/11
|
64
|
77
|
44
|
45
|
27
|
51
|
45
|
38
|
52
|
58
|
67
|
81
|
43
|
27
|
32
|
48
|
31
|
21
|
37
|
65
|
81
|
25
|
32
|
38
|
37
|
31
|
31
|
41
|
38
|
55
|
|
|
2024/10
|
17
|
17
|
27
|
22
|
22
|
29
|
37
|
40
|
39
|
65
|
51
|
55
|
38
|
13
|
49
|
28
|
25
|
17
|
43
|
32
|
19
|
24
|
34
|
55
|
53
|
53
|
54
|
24
|
49
|
79
|
67
|
|
2024/09
|
41
|
21
|
27
|
27
|
22
|
25
|
32
|
49
|
21
|
20
|
24
|
15
|
21
|
26
|
24
|
32
|
26
|
21
|
24
|
22
|
24
|
19
|
28
|
22
|
33
|
40
|
33
|
29
|
24
|
21
|
|
|
2024/08
|
27
|
25
|
24
|
30
|
16
|
15
|
18
|
22
|
19
|
27
|
73
|
71
|
53
|
27
|
36
|
39
|
36
|
22
|
11
|
11
|
14
|
30
|
48
|
37
|
46
|
29
|
17
|
24
|
30
|
42
|
49
|
|
2024/07
|
32
|
15
|
25
|
29
|
17
|
18
|
24
|
29
|
34
|
52
|
57
|
64
|
56
|
33
|
28
|
13
|
17
|
35
|
36
|
12
|
22
|
16
|
14
|
18
|
14
|
16
|
22
|
27
|
27
|
30
|
29
|
|
2024/06
|
35
|
45
|
38
|
29
|
20
|
21
|
15
|
34
|
60
|
64
|
50
|
15
|
22
|
18
|
20
|
27
|
21
|
27
|
18
|
13
|
8
|
15
|
51
|
49
|
32
|
25
|
16
|
16
|
13
|
30
|
|
|
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