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
18 Sep
Fri
19 Sep
Sat
20 Sep
Sun
21 Sep
Mon
22 Sep
Tue
23 Sep
Wed
24 Sep
Real-time AQI (Monitoring Station in Beihai)
牛尾岭水库
183
PM2.5
18
PM10
5
O3
0.6
CO
1
SO2
7
NO2
海滩公园
2910
PM2.5
29
PM10
26
O3
0.6
CO
9
SO2
12
NO2
新市环保局
2714
PM2.5
27
PM10
21
O3
0.6
CO
9
SO2
16
NO2
北海工业园
2510
PM2.5
25
PM10
9
O3
0.5
CO
4
SO2
18
NO2
龙潭自来水厂
3315
PM2.5
33
PM10
8
O3
0.5
CO
12
SO2
17
NO2
Air quality in the last 12 months (Beihai)
|
2025/08
|
17
|
24
|
38
|
41
|
25
|
19
|
24
|
34
|
25
|
26
|
22
|
21
|
22
|
18
|
18
|
18
|
19
|
14
|
21
|
23
|
25
|
20
|
17
|
22
|
13
|
17
|
18
|
30
|
20
|
18
|
17
|
|
2025/07
|
17
|
15
|
22
|
25
|
22
|
22
|
15
|
19
|
32
|
29
|
20
|
22
|
19
|
19
|
19
|
28
|
19
|
21
|
21
|
22
|
15
|
19
|
23
|
18
|
22
|
18
|
20
|
15
|
23
|
23
|
25
|
|
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
|
|
|
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