Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Jul
Thu
24 Jul
Fri
25 Jul
Sat
26 Jul
Sun
27 Jul
Mon
28 Jul
Tue
29 Jul
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)
|
2025/06
|
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
|
|
|
2024/10
|
16
|
24
|
17
|
18
|
15
|
8
|
10
|
33
|
31
|
50
|
69
|
56
|
21
|
20
|
44
|
29
|
26
|
33
|
24
|
27
|
23
|
34
|
38
|
24
|
29
|
15
|
16
|
42
|
21
|
23
|
19
|
|
2024/09
|
31
|
31
|
16
|
17
|
19
|
25
|
42
|
26
|
16
|
24
|
10
|
17
|
16
|
12
|
16
|
16
|
14
|
13
|
15
|
10
|
18
|
25
|
20
|
21
|
15
|
10
|
21
|
24
|
29
|
29
|
|
|
2024/08
|
30
|
30
|
40
|
28
|
32
|
24
|
26
|
28
|
26
|
36
|
36
|
33
|
35
|
15
|
17
|
26
|
17
|
12
|
11
|
21
|
24
|
39
|
34
|
21
|
17
|
16
|
27
|
21
|
14
|
16
|
21
|
|
2024/07
|
23
|
25
|
23
|
31
|
27
|
38
|
36
|
39
|
37
|
16
|
16
|
15
|
20
|
27
|
46
|
34
|
34
|
29
|
34
|
32
|
32
|
33
|
22
|
18
|
19
|
22
|
23
|
19
|
17
|
17
|
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
*: primary pollution