Air Quality
Excellent
No health implications.
13
PM2.5
27
PM10
15
O3
0.5
CO
30
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Aug
38
Excellent
Mon
1 Sep
41
Excellent
Tue
2 Sep
31
Excellent
Wed
3 Sep
34
Excellent
Thu
4 Sep
39
Excellent
Fri
5 Sep
38
Excellent
Sat
6 Sep
28
Excellent
Air quality in the last 12 months (Longlin)
|
2025/06
|
22
|
21
|
19
|
27
|
23
|
28
|
28
|
28
|
34
|
27
|
30
|
29
|
24
|
21
|
20
|
25
|
22
|
17
|
19
|
19
|
20
|
17
|
19
|
16
|
17
|
16
|
17
|
16
|
14
|
15
|
|
|
2025/05
|
42
|
50
|
42
|
28
|
35
|
32
|
26
|
39
|
30
|
20
|
20
|
29
|
29
|
35
|
40
|
39
|
24
|
33
|
38
|
24
|
27
|
28
|
36
|
45
|
31
|
15
|
18
|
20
|
13
|
17
|
20
|
|
2025/04
|
32
|
46
|
53
|
67
|
70
|
63
|
50
|
49
|
60
|
46
|
50
|
67
|
130
|
98
|
69
|
50
|
54
|
42
|
39
|
42
|
30
|
31
|
44
|
42
|
31
|
38
|
43
|
24
|
32
|
33
|
|
|
2025/03
|
37
|
33
|
46
|
51
|
51
|
39
|
35
|
42
|
55
|
30
|
44
|
53
|
46
|
55
|
41
|
28
|
29
|
26
|
33
|
42
|
62
|
78
|
88
|
82
|
63
|
54
|
58
|
83
|
46
|
28
|
35
|
|
2025/02
|
58
|
31
|
27
|
39
|
56
|
33
|
25
|
31
|
38
|
43
|
45
|
66
|
40
|
42
|
34
|
43
|
38
|
25
|
18
|
19
|
18
|
18
|
20
|
18
|
22
|
22
|
26
|
37
|
|||
|
2025/01
|
69
|
87
|
67
|
85
|
50
|
77
|
101
|
57
|
39
|
33
|
55
|
53
|
61
|
85
|
65
|
82
|
85
|
87
|
96
|
101
|
87
|
117
|
74
|
48
|
48
|
29
|
42
|
49
|
77
|
53
|
53
|
|
2024/12
|
48
|
61
|
57
|
53
|
40
|
20
|
32
|
29
|
22
|
31
|
24
|
28
|
32
|
50
|
56
|
73
|
60
|
51
|
61
|
71
|
71
|
82
|
84
|
86
|
93
|
64
|
46
|
46
|
61
|
69
|
57
|
|
2024/11
|
45
|
35
|
42
|
49
|
37
|
56
|
60
|
61
|
54
|
43
|
42
|
41
|
44
|
47
|
43
|
52
|
53
|
49
|
43
|
22
|
27
|
31
|
34
|
44
|
42
|
24
|
26
|
31
|
38
|
41
|
|
|
2024/10
|
12
|
20
|
26
|
29
|
36
|
50
|
44
|
54
|
51
|
58
|
50
|
49
|
51
|
30
|
23
|
21
|
19
|
26
|
33
|
24
|
25
|
28
|
25
|
36
|
32
|
31
|
39
|
38
|
36
|
34
|
34
|
|
2024/09
|
24
|
24
|
16
|
20
|
26
|
34
|
26
|
16
|
13
|
15
|
19
|
20
|
23
|
28
|
34
|
28
|
21
|
24
|
32
|
36
|
33
|
22
|
31
|
45
|
47
|
43
|
44
|
45
|
30
|
18
|
|
|
2024/08
|
15
|
14
|
14
|
15
|
20
|
20
|
21
|
20
|
21
|
26
|
27
|
48
|
30
|
35
|
28
|
31
|
38
|
35
|
24
|
28
|
24
|
20
|
16
|
18
|
16
|
18
|
20
|
21
|
26
|
28
|
25
|
|
2024/07
|
20
|
16
|
13
|
16
|
15
|
17
|
16
|
17
|
18
|
16
|
15
|
16
|
17
|
15
|
17
|
17
|
16
|
15
|
13
|
15
|
17
|
17
|
18
|
13
|
15
|
21
|
25
|
21
|
16
|
15
|
14
|
|
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