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
17 Oct
Sat
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
Real-time AQI (Monitoring Station in Beihai)
牛尾岭水库
3720
PM2.5
37
PM10
83
O3
0.7
CO
4
SO2
6
NO2
海滩公园
3412
PM2.5
29
PM10
106
O3
0.4
CO
7
SO2
4
NO2
新市环保局
2917
PM2.5
25
PM10
91
O3
0.4
CO
7
SO2
7
NO2
北海工业园
3222
PM2.5
31
PM10
89
O3
0.2
CO
5
SO2
6
NO2
龙潭自来水厂
3323
PM2.5
24
PM10
94
O3
0.5
CO
6
SO2
6
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