Air Quality
Excellent
No health implications.
5
PM2.5
11
PM10
66
O3
0.5
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jun
76
Good
Wed
4 Jun
89
Good
Thu
5 Jun
91
Good
Fri
6 Jun
93
Good
Sat
7 Jun
78
Good
Sun
8 Jun
31
Excellent
Mon
9 Jun
35
Excellent
Air quality in the last 12 months (Longyou)
|
2025/04
|
44
|
45
|
74
|
69
|
60
|
61
|
63
|
57
|
65
|
44
|
52
|
94
|
158
|
96
|
59
|
53
|
60
|
58
|
60
|
58
|
66
|
19
|
47
|
38
|
29
|
44
|
40
|
37
|
56
|
55
|
|
|
2025/03
|
51
|
51
|
42
|
14
|
38
|
36
|
59
|
60
|
82
|
101
|
103
|
73
|
16
|
34
|
16
|
34
|
36
|
44
|
54
|
47
|
46
|
47
|
51
|
59
|
61
|
78
|
73
|
61
|
40
|
53
|
44
|
|
2025/02
|
14
|
22
|
62
|
53
|
38
|
56
|
62
|
45
|
38
|
51
|
62
|
68
|
125
|
114
|
99
|
41
|
63
|
33
|
52
|
23
|
20
|
30
|
44
|
73
|
104
|
81
|
66
|
47
|
|||
|
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
|
|
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