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
14 Nov
Sat
15 Nov
Sun
16 Nov
Mon
17 Nov
Tue
18 Nov
Wed
19 Nov
Thu
20 Nov
Haimen Air quality rank
Real-time AQI (Monitoring Station in Haimen)
社会福利院
7353 *
PM2.5
74
PM10
47
O3
1.0
CO
11
SO2
60
NO2
海门市监测站
6950 *
PM2.5
80
PM10
47
O3
1.0
CO
14
SO2
62
NO2
Air quality in the last 12 months (Haimen)
|
2025/10
|
35
|
26
|
25
|
20
|
22
|
29
|
24
|
14
|
14
|
23
|
33
|
34
|
50
|
17
|
23
|
16
|
13
|
13
|
19
|
22
|
17
|
17
|
20
|
24
|
28
|
32
|
42
|
20
|
19
|
22
|
19
|
|
2025/09
|
26
|
15
|
22
|
24
|
22
|
23
|
34
|
19
|
11
|
17
|
19
|
28
|
32
|
34
|
30
|
28
|
26
|
16
|
19
|
16
|
15
|
16
|
21
|
13
|
13
|
17
|
19
|
31
|
14
|
23
|
|
|
2025/08
|
22
|
16
|
23
|
16
|
23
|
29
|
23
|
26
|
30
|
20
|
18
|
25
|
18
|
13
|
10
|
21
|
31
|
14
|
19
|
18
|
30
|
42
|
40
|
35
|
25
|
23
|
17
|
14
|
13
|
11
|
18
|
|
2025/07
|
18
|
23
|
28
|
29
|
31
|
25
|
14
|
8
|
13
|
42
|
24
|
17
|
24
|
33
|
37
|
46
|
34
|
18
|
14
|
15
|
14
|
14
|
11
|
18
|
17
|
11
|
12
|
16
|
14
|
8
|
9
|
|
2025/06
|
14
|
7
|
35
|
61
|
49
|
38
|
32
|
12
|
15
|
14
|
14
|
12
|
9
|
28
|
15
|
24
|
43
|
37
|
31
|
20
|
20
|
9
|
10
|
15
|
33
|
39
|
28
|
29
|
26
|
18
|
|
|
2025/05
|
52
|
55
|
46
|
22
|
27
|
62
|
52
|
40
|
15
|
36
|
40
|
50
|
44
|
39
|
49
|
19
|
48
|
57
|
45
|
32
|
21
|
28
|
12
|
41
|
45
|
42
|
31
|
35
|
53
|
58
|
49
|
|
2025/04
|
43
|
65
|
46
|
46
|
62
|
59
|
73
|
69
|
87
|
67
|
58
|
91
|
92
|
64
|
54
|
56
|
62
|
58
|
50
|
33
|
35
|
42
|
57
|
72
|
48
|
39
|
38
|
37
|
47
|
51
|
|
|
2025/03
|
46
|
55
|
15
|
14
|
17
|
36
|
50
|
60
|
41
|
29
|
53
|
21
|
37
|
38
|
23
|
42
|
49
|
40
|
37
|
59
|
62
|
62
|
72
|
64
|
89
|
75
|
73
|
43
|
65
|
29
|
34
|
|
2025/02
|
22
|
55
|
72
|
57
|
52
|
35
|
52
|
33
|
44
|
52
|
31
|
82
|
41
|
34
|
69
|
123
|
59
|
41
|
38
|
25
|
29
|
53
|
43
|
62
|
81
|
124
|
139
|
57
|
|||
|
2025/01
|
56
|
40
|
46
|
37
|
86
|
93
|
63
|
67
|
31
|
36
|
63
|
80
|
87
|
107
|
45
|
61
|
77
|
75
|
108
|
158
|
96
|
38
|
35
|
35
|
29
|
44
|
60
|
71
|
116
|
48
|
43
|
|
2024/12
|
67
|
88
|
54
|
27
|
73
|
135
|
123
|
30
|
40
|
34
|
63
|
38
|
64
|
56
|
63
|
75
|
90
|
64
|
37
|
57
|
87
|
43
|
39
|
53
|
80
|
108
|
48
|
57
|
71
|
80
|
76
|
|
2024/11
|
9
|
50
|
55
|
51
|
28
|
22
|
25
|
25
|
27
|
33
|
37
|
44
|
39
|
33
|
56
|
22
|
28
|
24
|
22
|
27
|
67
|
73
|
21
|
24
|
26
|
45
|
66
|
69
|
49
|
66
|
|
|
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