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
30 Aug
Sun
31 Aug
Mon
1 Sep
Tue
2 Sep
Wed
3 Sep
Thu
4 Sep
Fri
5 Sep
Real-time AQI (Monitoring Station in Beihai)
牛尾岭水库
123
PM2.5
12
PM10
21
O3
0.5
CO
4
SO2
9
NO2
海滩公园
143
PM2.5
14
PM10
41
O3
0.5
CO
4
SO2
5
NO2
新市环保局
157
PM2.5
15
PM10
33
O3
0.5
CO
5
SO2
9
NO2
龙潭自来水厂
143
PM2.5
14
PM10
36
O3
0.4
CO
4
SO2
6
NO2
Air quality in the last 12 months (Beihai)
|
2025/06
|
27
|
32
|
20
|
33
|
18
|
16
|
19
|
24
|
21
|
26
|
21
|
18
|
14
|
16
|
28
|
21
|
24
|
29
|
23
|
24
|
26
|
23
|
26
|
19
|
17
|
21
|
16
|
14
|
17
|
16
|
|
|
2025/05
|
36
|
28
|
22
|
28
|
27
|
33
|
34
|
26
|
20
|
26
|
38
|
41
|
36
|
25
|
13
|
13
|
16
|
23
|
27
|
24
|
23
|
23
|
19
|
21
|
21
|
40
|
46
|
32
|
22
|
24
|
16
|
|
2025/04
|
34
|
48
|
48
|
36
|
66
|
58
|
60
|
43
|
37
|
39
|
37
|
53
|
168
|
187
|
124
|
106
|
93
|
69
|
44
|
33
|
34
|
27
|
33
|
50
|
27
|
32
|
21
|
30
|
39
|
37
|
|
|
2025/03
|
30
|
23
|
43
|
43
|
44
|
24
|
32
|
29
|
35
|
51
|
39
|
29
|
28
|
23
|
32
|
28
|
41
|
48
|
52
|
58
|
61
|
56
|
41
|
40
|
32
|
32
|
38
|
52
|
30
|
15
|
27
|
|
2025/02
|
38
|
54
|
21
|
31
|
63
|
72
|
23
|
44
|
67
|
79
|
89
|
45
|
59
|
38
|
54
|
47
|
65
|
53
|
58
|
40
|
82
|
83
|
32
|
38
|
128
|
63
|
60
|
34
|
|||
|
2025/01
|
124
|
101
|
108
|
92
|
105
|
128
|
96
|
101
|
102
|
56
|
59
|
63
|
75
|
79
|
56
|
80
|
83
|
85
|
129
|
152
|
121
|
87
|
76
|
52
|
52
|
32
|
45
|
70
|
163
|
55
|
44
|
|
2024/12
|
51
|
46
|
46
|
50
|
46
|
78
|
69
|
37
|
50
|
48
|
44
|
46
|
57
|
64
|
56
|
60
|
74
|
79
|
61
|
70
|
103
|
86
|
93
|
102
|
105
|
104
|
93
|
81
|
96
|
89
|
110
|
|
2024/11
|
51
|
49
|
62
|
46
|
65
|
70
|
65
|
55
|
66
|
65
|
49
|
58
|
64
|
52
|
44
|
33
|
42
|
39
|
37
|
37
|
36
|
45
|
46
|
53
|
37
|
31
|
44
|
43
|
43
|
53
|
|
|
2024/10
|
38
|
30
|
46
|
56
|
51
|
53
|
56
|
64
|
49
|
48
|
54
|
47
|
40
|
34
|
31
|
31
|
21
|
16
|
23
|
33
|
39
|
46
|
27
|
34
|
39
|
48
|
37
|
27
|
37
|
43
|
59
|
|
2024/09
|
20
|
17
|
21
|
32
|
45
|
36
|
19
|
29
|
28
|
16
|
26
|
35
|
38
|
40
|
39
|
32
|
27
|
25
|
28
|
29
|
27
|
19
|
28
|
31
|
40
|
45
|
40
|
16
|
19
|
21
|
|
|
2024/08
|
32
|
30
|
27
|
20
|
22
|
17
|
20
|
23
|
26
|
27
|
22
|
22
|
22
|
23
|
20
|
28
|
25
|
21
|
23
|
22
|
27
|
26
|
22
|
16
|
20
|
17
|
18
|
20
|
17
|
30
|
25
|
|
2024/07
|
29
|
29
|
24
|
18
|
13
|
13
|
16
|
17
|
17
|
19
|
19
|
19
|
18
|
18
|
21
|
19
|
13
|
14
|
16
|
17
|
18
|
15
|
25
|
21
|
20
|
31
|
25
|
23
|
17
|
12
|
23
|
|
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