Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
46
PM2.5
119
*
PM10
51
O3
1.6
CO
26
SO2
27
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Feb
78
Good
Thu
26 Feb
68
Good
Fri
27 Feb
49
Excellent
Sat
28 Feb
46
Excellent
Sun
1 Mar
49
Excellent
Mon
2 Mar
45
Excellent
Tue
3 Mar
39
Excellent
Haidong Air quality rank
Real-time AQI (Monitoring Station in Haidong)
平安区公安北苑
3816
PM2.5
38
PM10
32
O3
1.0
CO
13
SO2
20
NO2
Air quality in the last 12 months (Haidong)
|
2026/01
|
85
|
82
|
93
|
101
|
76
|
85
|
61
|
52
|
54
|
48
|
47
|
43
|
40
|
87
|
58
|
67
|
45
|
87
|
63
|
61
|
61
|
69
|
69
|
59
|
362
|
213
|
181
|
120
|
102
|
100
|
99
|
|
2025/12
|
65
|
59
|
58
|
72
|
71
|
61
|
67
|
72
|
77
|
73
|
82
|
104
|
56
|
59
|
61
|
66
|
69
|
55
|
60
|
46
|
85
|
87
|
67
|
68
|
68
|
82
|
71
|
57
|
63
|
60
|
80
|
|
2025/11
|
62
|
59
|
54
|
64
|
63
|
38
|
48
|
81
|
79
|
61
|
62
|
59
|
61
|
62
|
63
|
66
|
50
|
48
|
55
|
53
|
69
|
89
|
73
|
102
|
50
|
54
|
48
|
47
|
51
|
60
|
|
|
2025/10
|
24
|
40
|
49
|
60
|
48
|
42
|
24
|
19
|
31
|
19
|
33
|
26
|
36
|
39
|
34
|
56
|
33
|
55
|
41
|
54
|
56
|
47
|
29
|
39
|
49
|
39
|
49
|
52
|
56
|
56
|
56
|
|
2025/09
|
32
|
21
|
39
|
47
|
34
|
60
|
55
|
39
|
45
|
45
|
40
|
36
|
45
|
76
|
82
|
94
|
38
|
28
|
40
|
41
|
39
|
30
|
31
|
41
|
36
|
44
|
42
|
41
|
47
|
42
|
|
|
2025/08
|
54
|
43
|
44
|
19
|
29
|
31
|
46
|
21
|
30
|
39
|
31
|
29
|
33
|
31
|
34
|
43
|
42
|
38
|
32
|
107
|
24
|
27
|
30
|
35
|
44
|
28
|
17
|
16
|
30
|
27
|
34
|
|
2025/07
|
30
|
29
|
35
|
26
|
30
|
28
|
41
|
38
|
41
|
44
|
39
|
37
|
34
|
40
|
54
|
32
|
23
|
32
|
44
|
21
|
30
|
37
|
49
|
66
|
36
|
34
|
46
|
44
|
42
|
40
|
94
|
|
2025/06
|
41
|
41
|
34
|
29
|
38
|
46
|
46
|
38
|
36
|
34
|
44
|
38
|
42
|
39
|
39
|
35
|
42
|
45
|
44
|
36
|
29
|
26
|
26
|
23
|
27
|
33
|
24
|
32
|
22
|
32
|
|
|
2025/05
|
40
|
98
|
167
|
93
|
64
|
110
|
120
|
57
|
47
|
36
|
33
|
42
|
54
|
31
|
36
|
41
|
74
|
41
|
47
|
41
|
38
|
51
|
49
|
36
|
29
|
40
|
40
|
44
|
84
|
73
|
74
|
|
2025/04
|
118
|
115
|
107
|
144
|
97
|
70
|
93
|
75
|
78
|
60
|
72
|
41
|
44
|
45
|
58
|
116
|
77
|
99
|
100
|
108
|
75
|
72
|
42
|
53
|
52
|
45
|
33
|
49
|
39
|
37
|
|
|
2025/03
|
75
|
59
|
67
|
63
|
54
|
66
|
70
|
57
|
58
|
61
|
251
|
129
|
98
|
53
|
58
|
51
|
51
|
50
|
52
|
60
|
59
|
71
|
63
|
51
|
39
|
407
|
102
|
62
|
75
|
110
|
90
|
|
2025/02
|
61
|
57
|
51
|
50
|
45
|
56
|
54
|
58
|
63
|
52
|
75
|
69
|
79
|
62
|
51
|
57
|
54
|
56
|
68
|
65
|
72
|
72
|
56
|
58
|
57
|
45
|
55
|
54
|
|||
|
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