Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
34
PM2.5
80
*
PM10
40
O3
0.8
CO
17
SO2
31
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
6 Feb
47
Excellent
Sat
7 Feb
50
Excellent
Sun
8 Feb
65
Good
Mon
9 Feb
83
Good
Tue
10 Feb
85
Good
Wed
11 Feb
68
Good
Thu
12 Feb
29
Excellent
Air quality in the last 12 months (Haicheng)
|
2026/01
|
65
|
83
|
93
|
117
|
82
|
75
|
47
|
53
|
88
|
72
|
39
|
49
|
42
|
50
|
92
|
63
|
36
|
48
|
46
|
63
|
76
|
81
|
85
|
95
|
61
|
106
|
69
|
68
|
80
|
73
|
99
|
|
2025/12
|
49
|
36
|
38
|
55
|
61
|
133
|
90
|
44
|
90
|
194
|
41
|
78
|
134
|
136
|
67
|
97
|
97
|
62
|
83
|
43
|
44
|
50
|
45
|
71
|
42
|
58
|
94
|
115
|
42
|
59
|
37
|
|
2025/11
|
64
|
41
|
57
|
79
|
86
|
95
|
135
|
135
|
48
|
41
|
65
|
108
|
56
|
75
|
111
|
68
|
51
|
65
|
64
|
47
|
57
|
71
|
148
|
215
|
38
|
52
|
42
|
44
|
88
|
47
|
|
|
2025/10
|
69
|
57
|
65
|
49
|
56
|
48
|
47
|
40
|
49
|
68
|
107
|
63
|
81
|
83
|
115
|
53
|
80
|
24
|
35
|
37
|
54
|
69
|
74
|
90
|
116
|
64
|
54
|
64
|
70
|
54
|
77
|
|
2025/09
|
46
|
68
|
48
|
47
|
42
|
32
|
48
|
40
|
60
|
34
|
55
|
51
|
59
|
42
|
36
|
33
|
29
|
46
|
67
|
44
|
62
|
65
|
38
|
40
|
50
|
53
|
66
|
42
|
58
|
47
|
|
|
2025/08
|
33
|
24
|
32
|
22
|
36
|
26
|
33
|
36
|
24
|
35
|
35
|
33
|
25
|
41
|
28
|
18
|
32
|
25
|
29
|
17
|
24
|
24
|
36
|
27
|
23
|
23
|
49
|
21
|
34
|
38
|
44
|
|
2025/07
|
19
|
23
|
12
|
26
|
32
|
21
|
51
|
38
|
38
|
45
|
37
|
38
|
26
|
30
|
35
|
24
|
31
|
38
|
28
|
17
|
33
|
26
|
15
|
19
|
28
|
31
|
35
|
34
|
21
|
22
|
43
|
|
2025/06
|
64
|
66
|
37
|
22
|
52
|
56
|
27
|
43
|
50
|
19
|
48
|
33
|
24
|
30
|
38
|
21
|
31
|
43
|
33
|
25
|
30
|
39
|
52
|
49
|
58
|
43
|
40
|
39
|
34
|
12
|
|
|
2025/05
|
33
|
39
|
37
|
37
|
44
|
44
|
53
|
45
|
60
|
50
|
66
|
55
|
57
|
56
|
65
|
36
|
32
|
32
|
52
|
58
|
67
|
78
|
46
|
48
|
55
|
57
|
40
|
49
|
49
|
57
|
50
|
|
2025/04
|
88
|
80
|
72
|
56
|
48
|
67
|
74
|
69
|
74
|
68
|
55
|
33
|
27
|
27
|
55
|
57
|
87
|
37
|
60
|
44
|
59
|
33
|
62
|
55
|
53
|
71
|
47
|
53
|
65
|
63
|
|
|
2025/03
|
95
|
68
|
59
|
81
|
86
|
78
|
73
|
90
|
113
|
100
|
75
|
69
|
70
|
70
|
62
|
49
|
71
|
61
|
56
|
70
|
65
|
71
|
124
|
91
|
120
|
136
|
61
|
29
|
35
|
36
|
73
|
|
2025/02
|
164
|
219
|
63
|
54
|
66
|
61
|
55
|
58
|
80
|
69
|
75
|
55
|
86
|
107
|
114
|
56
|
39
|
40
|
56
|
52
|
59
|
53
|
49
|
61
|
76
|
79
|
125
|
158
|
|||
|
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