Air Quality
Excellent
No health implications.
6
PM2.5
11
PM10
21
O3
0.6
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Aug
51
Good
Mon
31 Aug
50
Excellent
Tue
1 Sep
50
Excellent
Wed
2 Sep
52
Good
Thu
3 Sep
48
Excellent
Fri
4 Sep
51
Good
Sat
5 Sep
18
Excellent
Air quality in the last 12 months (Longyou)
|
2026/07
|
22
|
17
|
26
|
22
|
17
|
24
|
25
|
22
|
27
|
36
|
21
|
13
|
21
|
29
|
22
|
25
|
39
|
37
|
32
|
20
|
29
|
33
|
40
|
45
|
20
|
27
|
23
|
21
|
29
|
32
|
23
|
|
2026/06
|
56
|
53
|
63
|
19
|
37
|
39
|
49
|
37
|
25
|
37
|
40
|
46
|
34
|
23
|
41
|
29
|
41
|
19
|
17
|
17
|
22
|
30
|
26
|
34
|
23
|
40
|
57
|
39
|
29
|
26
|
|
|
2026/05
|
31
|
42
|
32
|
33
|
37
|
40
|
42
|
34
|
31
|
37
|
39
|
47
|
55
|
27
|
27
|
33
|
34
|
39
|
45
|
34
|
27
|
40
|
19
|
28
|
26
|
31
|
28
|
38
|
57
|
58
|
59
|
|
2026/04
|
27
|
41
|
28
|
31
|
64
|
63
|
54
|
35
|
49
|
33
|
43
|
34
|
55
|
48
|
49
|
53
|
41
|
63
|
56
|
65
|
45
|
18
|
15
|
31
|
46
|
47
|
54
|
62
|
23
|
28
|
|
|
2026/03
|
24
|
15
|
31
|
66
|
40
|
54
|
64
|
59
|
64
|
54
|
53
|
53
|
65
|
63
|
66
|
66
|
60
|
52
|
25
|
62
|
50
|
37
|
32
|
25
|
34
|
58
|
39
|
43
|
31
|
41
|
22
|
|
2026/02
|
39
|
49
|
72
|
75
|
94
|
43
|
22
|
46
|
43
|
49
|
50
|
61
|
67
|
52
|
40
|
19
|
62
|
45
|
43
|
37
|
33
|
45
|
144
|
49
|
26
|
31
|
12
|
18
|
|||
|
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
|
|
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