Air Quality
Excellent
No health implications.
26
PM2.5
31
PM10
56
O3
0.5
CO
3
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Feb
60
Good
Mon
24 Feb
82
Good
Tue
25 Feb
75
Good
Wed
26 Feb
82
Good
Thu
27 Feb
82
Good
Fri
28 Feb
74
Good
Sat
1 Mar
47
Excellent
Air quality in the last 12 months (Longyou)
|
2025/01
|
110
|
93
|
95
|
90
|
88
|
88
|
85
|
108
|
78
|
40
|
57
|
64
|
70
|
74
|
90
|
54
|
63
|
73
|
60
|
71
|
98
|
82
|
78
|
65
|
48
|
25
|
38
|
59
|
145
|
60
|
52
|
|
2024/12
|
57
|
65
|
95
|
104
|
57
|
54
|
112
|
74
|
54
|
68
|
25
|
76
|
65
|
87
|
68
|
57
|
71
|
75
|
46
|
58
|
76
|
72
|
74
|
78
|
92
|
130
|
150
|
92
|
75
|
83
|
90
|
|
2024/11
|
13
|
28
|
48
|
83
|
65
|
51
|
37
|
44
|
51
|
40
|
45
|
59
|
47
|
57
|
27
|
24
|
24
|
27
|
38
|
42
|
54
|
62
|
94
|
46
|
35
|
29
|
47
|
50
|
54
|
53
|
|
|
2024/10
|
22
|
26
|
32
|
35
|
43
|
25
|
19
|
20
|
46
|
47
|
68
|
63
|
50
|
46
|
56
|
18
|
28
|
36
|
23
|
28
|
50
|
51
|
36
|
48
|
43
|
32
|
19
|
30
|
75
|
50
|
44
|
|
2024/09
|
32
|
41
|
48
|
36
|
29
|
31
|
41
|
31
|
23
|
42
|
26
|
33
|
24
|
33
|
37
|
27
|
26
|
24
|
26
|
33
|
18
|
23
|
24
|
31
|
36
|
52
|
26
|
36
|
46
|
39
|
|
|
2024/08
|
22
|
23
|
35
|
33
|
28
|
33
|
35
|
37
|
36
|
35
|
37
|
23
|
19
|
27
|
30
|
43
|
41
|
36
|
25
|
18
|
18
|
33
|
38
|
44
|
49
|
51
|
49
|
24
|
35
|
27
|
29
|
|
2024/07
|
33
|
25
|
23
|
27
|
29
|
30
|
31
|
26
|
31
|
31
|
33
|
30
|
34
|
25
|
33
|
28
|
31
|
27
|
26
|
29
|
30
|
23
|
27
|
22
|
18
|
15
|
10
|
17
|
16
|
17
|
20
|
|
2024/06
|
10
|
17
|
31
|
44
|
37
|
17
|
23
|
30
|
48
|
24
|
19
|
20
|
30
|
24
|
24
|
23
|
15
|
28
|
30
|
30
|
28
|
27
|
35
|
28
|
14
|
25
|
18
|
34
|
23
|
27
|
|
|
2024/05
|
14
|
44
|
45
|
39
|
21
|
21
|
39
|
64
|
57
|
52
|
49
|
41
|
59
|
50
|
55
|
46
|
47
|
47
|
49
|
45
|
30
|
34
|
42
|
34
|
30
|
21
|
25
|
21
|
36
|
42
|
38
|
|
2024/04
|
35
|
25
|
25
|
21
|
42
|
38
|
24
|
21
|
35
|
56
|
55
|
53
|
60
|
28
|
46
|
49
|
28
|
23
|
45
|
36
|
27
|
26
|
38
|
57
|
53
|
45
|
52
|
47
|
28
|
19
|
|
|
2024/03
|
33
|
52
|
46
|
53
|
48
|
23
|
71
|
58
|
64
|
75
|
65
|
65
|
99
|
95
|
94
|
56
|
62
|
55
|
46
|
66
|
60
|
52
|
57
|
42
|
44
|
19
|
49
|
30
|
43
|
52
|
39
|
|
2024/02
|
36
|
19
|
16
|
19
|
19
|
33
|
37
|
79
|
104
|
134
|
69
|
54
|
52
|
52
|
37
|
23
|
30
|
48
|
51
|
34
|
20
|
11
|
17
|
25
|
38
|
77
|
97
|
61
|
25
|
||
|
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