Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Apr
Fri
24 Apr
Sat
25 Apr
Sun
26 Apr
Mon
27 Apr
Tue
28 Apr
Wed
29 Apr
Real-time AQI (Monitoring Station in Haidong)
平安区公安北苑
10262 *
PM2.5
99
PM10
127
O3
0.5
CO
10
SO2
5
NO2
滨河路
10249
PM2.5
125 *
PM10
110
O3
0.6
CO
6
SO2
7
NO2
Air quality in the last 12 months (Haidong)
|
2026/03
|
91
|
95
|
79
|
87
|
102
|
71
|
61
|
56
|
47
|
42
|
45
|
144
|
375
|
102
|
94
|
92
|
68
|
75
|
76
|
67
|
83
|
104
|
96
|
67
|
66
|
55
|
54
|
52
|
51
|
40
|
41
|
|
2026/02
|
85
|
79
|
92
|
88
|
69
|
73
|
60
|
71
|
76
|
84
|
60
|
73
|
57
|
59
|
77
|
81
|
86
|
56
|
52
|
39
|
100
|
267
|
165
|
68
|
69
|
84
|
91
|
89
|
|||
|
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
|
|
|
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
*: primary pollution