Air Quality
Excellent
No health implications.
25
PM2.5
49
PM10
96
O3
0.6
CO
17
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
81
Good
Sat
21 Jun
81
Good
Sun
22 Jun
82
Good
Mon
23 Jun
65
Good
Tue
24 Jun
84
Good
Wed
25 Jun
17
Excellent
Thu
26 Jun
27
Excellent
Haidong Air quality rank
Real-time AQI (Monitoring Station in Haidong)
平安区公安北苑
4925
PM2.5
49
PM10
96
O3
0.6
CO
17
SO2
6
NO2
Air quality in the last 12 months (Haidong)
|
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
|
|||
|
2025/01
|
55
|
62
|
66
|
59
|
51
|
68
|
67
|
70
|
83
|
60
|
53
|
41
|
44
|
67
|
64
|
58
|
62
|
65
|
57
|
49
|
60
|
78
|
98
|
90
|
66
|
56
|
61
|
66
|
108
|
59
|
42
|
|
2024/12
|
50
|
51
|
64
|
58
|
70
|
80
|
68
|
66
|
85
|
75
|
85
|
60
|
58
|
92
|
81
|
57
|
60
|
70
|
84
|
91
|
114
|
143
|
130
|
102
|
109
|
105
|
60
|
75
|
76
|
82
|
55
|
|
2024/11
|
48
|
39
|
57
|
52
|
51
|
57
|
52
|
47
|
66
|
66
|
59
|
58
|
55
|
65
|
85
|
56
|
58
|
55
|
70
|
66
|
71
|
55
|
68
|
46
|
46
|
63
|
48
|
49
|
70
|
78
|
|
|
2024/10
|
37
|
39
|
46
|
50
|
54
|
47
|
53
|
53
|
42
|
40
|
43
|
42
|
42
|
43
|
52
|
25
|
32
|
43
|
47
|
44
|
48
|
42
|
44
|
55
|
54
|
45
|
40
|
44
|
56
|
61
|
47
|
|
2024/09
|
42
|
44
|
39
|
18
|
20
|
25
|
28
|
42
|
20
|
29
|
28
|
32
|
18
|
34
|
42
|
25
|
33
|
39
|
44
|
23
|
33
|
39
|
27
|
43
|
43
|
45
|
59
|
57
|
32
|
29
|
|
|
2024/08
|
38
|
29
|
32
|
36
|
35
|
40
|
35
|
34
|
39
|
32
|
35
|
35
|
37
|
22
|
28
|
33
|
32
|
34
|
35
|
41
|
44
|
50
|
47
|
36
|
30
|
42
|
47
|
46
|
28
|
48
|
46
|
|
2024/07
|
20
|
24
|
27
|
25
|
39
|
48
|
52
|
51
|
53
|
46
|
55
|
49
|
50
|
34
|
48
|
39
|
38
|
35
|
36
|
38
|
228
|
60
|
47
|
79
|
51
|
55
|
46
|
35
|
26
|
29
|
31
|
|
2024/06
|
51
|
44
|
41
|
39
|
40
|
29
|
49
|
34
|
38
|
35
|
34
|
38
|
34
|
32
|
37
|
26
|
31
|
26
|
48
|
33
|
25
|
32
|
32
|
38
|
39
|
34
|
35
|
34
|
30
|
26
|
|
|
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