Air Quality
Excellent
No health implications.
6
PM2.5
9
PM10
43
O3
0.3
CO
3
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Feb
46
Excellent
Sun
8 Feb
55
Good
Mon
9 Feb
62
Good
Tue
10 Feb
65
Good
Wed
11 Feb
73
Good
Thu
12 Feb
16
Excellent
Fri
13 Feb
34
Excellent
Air quality in the last 12 months (Longyou)
|
2026/01
|
22
|
34
|
92
|
95
|
64
|
61
|
55
|
56
|
62
|
56
|
68
|
69
|
60
|
65
|
69
|
79
|
115
|
110
|
65
|
15
|
41
|
67
|
90
|
98
|
113
|
110
|
33
|
97
|
75
|
32
|
15
|
|
2025/12
|
92
|
132
|
57
|
61
|
64
|
82
|
96
|
102
|
70
|
61
|
73
|
77
|
39
|
45
|
60
|
64
|
88
|
162
|
135
|
98
|
64
|
48
|
57
|
41
|
36
|
56
|
61
|
66
|
65
|
110
|
53
|
|
2025/11
|
46
|
58
|
61
|
38
|
46
|
50
|
37
|
54
|
12
|
49
|
33
|
33
|
42
|
60
|
86
|
73
|
60
|
29
|
37
|
45
|
58
|
74
|
67
|
52
|
76
|
96
|
89
|
95
|
72
|
68
|
|
|
2025/10
|
38
|
34
|
37
|
49
|
31
|
36
|
49
|
50
|
36
|
40
|
45
|
51
|
49
|
29
|
37
|
31
|
37
|
28
|
18
|
27
|
29
|
29
|
29
|
40
|
51
|
55
|
44
|
60
|
44
|
37
|
40
|
|
2025/09
|
31
|
27
|
29
|
36
|
34
|
28
|
29
|
24
|
21
|
16
|
21
|
23
|
26
|
19
|
29
|
30
|
25
|
28
|
21
|
25
|
26
|
32
|
29
|
19
|
27
|
28
|
32
|
35
|
42
|
44
|
|
|
2025/08
|
37
|
42
|
35
|
31
|
21
|
19
|
22
|
26
|
29
|
36
|
37
|
32
|
15
|
14
|
16
|
22
|
21
|
24
|
26
|
26
|
26
|
22
|
20
|
28
|
26
|
28
|
25
|
18
|
20
|
25
|
29
|
|
2025/07
|
15
|
21
|
30
|
36
|
26
|
18
|
19
|
19
|
19
|
27
|
22
|
21
|
26
|
31
|
35
|
44
|
36
|
28
|
20
|
17
|
15
|
21
|
23
|
26
|
24
|
14
|
19
|
17
|
24
|
23
|
24
|
|
2025/06
|
39
|
21
|
19
|
40
|
33
|
37
|
41
|
52
|
31
|
27
|
18
|
23
|
18
|
22
|
12
|
26
|
38
|
24
|
30
|
25
|
25
|
31
|
15
|
15
|
28
|
21
|
27
|
21
|
27
|
27
|
|
|
2025/05
|
48
|
49
|
54
|
50
|
33
|
58
|
109
|
56
|
21
|
42
|
42
|
46
|
43
|
44
|
69
|
53
|
27
|
50
|
48
|
25
|
17
|
31
|
14
|
33
|
63
|
68
|
65
|
41
|
27
|
40
|
44
|
|
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
|
|||
|
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