Air Quality
Excellent
No health implications.
13
PM2.5
23
PM10
110
O3
0.7
CO
13
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
88
Good
Mon
5 May
81
Good
Tue
6 May
110
Light
Wed
7 May
88
Good
Thu
8 May
88
Good
Fri
9 May
78
Good
Sat
10 May
39
Excellent
Air quality in the last 12 months (Lianyun)
|
2025/02
|
48
|
93
|
58
|
32
|
39
|
36
|
33
|
22
|
39
|
53
|
40
|
51
|
52
|
58
|
87
|
89
|
40
|
44
|
29
|
31
|
34
|
30
|
46
|
47
|
59
|
121
|
139
|
101
|
|||
|
2025/01
|
82
|
88
|
43
|
50
|
149
|
87
|
50
|
53
|
29
|
35
|
70
|
86
|
77
|
84
|
35
|
61
|
60
|
91
|
112
|
70
|
85
|
63
|
49
|
20
|
47
|
84
|
38
|
37
|
68
|
53
|
83
|
|
2024/12
|
69
|
87
|
35
|
60
|
156
|
122
|
63
|
39
|
63
|
76
|
54
|
31
|
67
|
61
|
84
|
83
|
70
|
32
|
33
|
77
|
68
|
47
|
54
|
62
|
95
|
73
|
51
|
62
|
65
|
91
|
60
|
|
2024/11
|
42
|
75
|
76
|
60
|
26
|
38
|
26
|
27
|
23
|
26
|
54
|
114
|
57
|
33
|
38
|
68
|
35
|
21
|
20
|
45
|
85
|
40
|
21
|
23
|
17
|
36
|
54
|
57
|
62
|
67
|
|
|
2024/10
|
19
|
18
|
24
|
33
|
14
|
20
|
45
|
30
|
40
|
75
|
112
|
80
|
31
|
37
|
99
|
49
|
25
|
13
|
35
|
35
|
41
|
43
|
33
|
51
|
44
|
24
|
62
|
30
|
44
|
75
|
55
|
|
2024/09
|
33
|
21
|
25
|
28
|
32
|
24
|
27
|
21
|
22
|
16
|
21
|
13
|
20
|
29
|
23
|
26
|
17
|
14
|
13
|
13
|
25
|
24
|
24
|
30
|
29
|
40
|
31
|
25
|
29
|
30
|
|
|
2024/08
|
19
|
13
|
25
|
27
|
24
|
14
|
19
|
21
|
26
|
27
|
85
|
52
|
51
|
23
|
25
|
23
|
24
|
19
|
13
|
12
|
21
|
47
|
42
|
48
|
35
|
19
|
14
|
20
|
26
|
28
|
32
|
|
2024/07
|
35
|
17
|
38
|
22
|
26
|
16
|
14
|
13
|
13
|
56
|
84
|
77
|
21
|
15
|
15
|
26
|
18
|
15
|
15
|
14
|
19
|
23
|
34
|
38
|
24
|
26
|
26
|
18
|
18
|
31
|
26
|
|
2024/06
|
18
|
33
|
54
|
28
|
31
|
28
|
24
|
51
|
64
|
61
|
49
|
40
|
49
|
48
|
32
|
20
|
26
|
38
|
24
|
13
|
12
|
26
|
59
|
104
|
64
|
21
|
23
|
37
|
14
|
22
|
|
|
2024/05
|
34
|
36
|
37
|
25
|
28
|
66
|
67
|
44
|
44
|
50
|
150
|
137
|
106
|
73
|
48
|
43
|
53
|
57
|
42
|
26
|
18
|
30
|
41
|
27
|
34
|
40
|
35
|
34
|
31
|
31
|
50
|
|
2024/04
|
63
|
19
|
31
|
42
|
52
|
55
|
54
|
50
|
73
|
55
|
55
|
40
|
19
|
21
|
46
|
106
|
109
|
90
|
80
|
16
|
31
|
44
|
28
|
66
|
56
|
47
|
23
|
15
|
45
|
43
|
|
|
2024/03
|
52
|
65
|
74
|
60
|
40
|
51
|
73
|
81
|
65
|
67
|
68
|
90
|
51
|
62
|
56
|
56
|
102
|
76
|
74
|
50
|
70
|
77
|
73
|
46
|
41
|
46
|
69
|
80
|
118
|
120
|
69
|
|
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
Air quality source: CNEMC
*: primary pollution