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
2 Mar
Tue
3 Mar
Wed
4 Mar
Thu
5 Mar
Fri
6 Mar
Sat
7 Mar
Sun
8 Mar
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)
|
2026/01
|
15
|
26
|
55
|
73
|
115
|
101
|
67
|
89
|
79
|
94
|
53
|
57
|
92
|
85
|
129
|
174
|
83
|
31
|
24
|
18
|
36
|
44
|
74
|
95
|
51
|
17
|
51
|
35
|
35
|
30
|
17
|
|
2025/12
|
90
|
39
|
29
|
39
|
52
|
73
|
103
|
77
|
45
|
33
|
86
|
22
|
32
|
65
|
65
|
77
|
108
|
46
|
47
|
103
|
22
|
22
|
36
|
55
|
37
|
20
|
32
|
78
|
108
|
71
|
26
|
|
2025/11
|
135
|
98
|
19
|
22
|
21
|
31
|
33
|
32
|
24
|
39
|
19
|
27
|
31
|
73
|
47
|
34
|
31
|
34
|
54
|
66
|
89
|
131
|
135
|
104
|
81
|
51
|
155
|
119
|
98
|
96
|
|
|
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
|
|||
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
|
24
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25
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26
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27
|
28
|
29
|
30
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31
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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
*: primary pollution