Air Quality
Excellent
No health implications.
7
PM2.5
19
PM10
32
O3
0.6
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Oct
31
Excellent
Thu
16 Oct
29
Excellent
Fri
17 Oct
31
Excellent
Sat
18 Oct
29
Excellent
Sun
19 Oct
24
Excellent
Mon
20 Oct
27
Excellent
Tue
21 Oct
28
Excellent
Longli Air quality rank
Air quality in the last 12 months (Longli)
|
2025/08
|
25
|
28
|
29
|
31
|
34
|
24
|
18
|
17
|
24
|
27
|
24
|
26
|
29
|
26
|
19
|
14
|
18
|
22
|
14
|
15
|
17
|
14
|
19
|
19
|
19
|
18
|
20
|
17
|
24
|
22
|
24
|
|
2025/07
|
15
|
15
|
15
|
18
|
22
|
27
|
29
|
30
|
26
|
25
|
24
|
28
|
26
|
26
|
23
|
23
|
25
|
28
|
32
|
32
|
19
|
16
|
14
|
17
|
17
|
22
|
25
|
27
|
27
|
26
|
26
|
|
2025/06
|
24
|
16
|
27
|
29
|
32
|
36
|
43
|
49
|
47
|
34
|
30
|
33
|
28
|
22
|
34
|
32
|
22
|
22
|
18
|
26
|
32
|
23
|
26
|
15
|
18
|
16
|
20
|
17
|
19
|
15
|
|
|
2025/05
|
48
|
56
|
43
|
24
|
35
|
33
|
23
|
32
|
33
|
23
|
46
|
37
|
35
|
43
|
46
|
39
|
38
|
46
|
58
|
26
|
28
|
31
|
39
|
58
|
38
|
25
|
13
|
15
|
23
|
25
|
20
|
|
2025/04
|
42
|
50
|
59
|
69
|
59
|
63
|
69
|
60
|
67
|
54
|
59
|
144
|
277
|
102
|
75
|
70
|
70
|
58
|
31
|
34
|
43
|
28
|
43
|
26
|
44
|
31
|
24
|
35
|
42
|
20
|
|
|
2025/03
|
40
|
41
|
68
|
34
|
20
|
28
|
32
|
40
|
20
|
25
|
39
|
54
|
25
|
25
|
23
|
30
|
43
|
34
|
37
|
51
|
58
|
62
|
65
|
58
|
61
|
67
|
70
|
84
|
20
|
23
|
42
|
|
2025/02
|
20
|
15
|
33
|
37
|
42
|
17
|
24
|
52
|
60
|
42
|
30
|
35
|
39
|
15
|
25
|
33
|
26
|
28
|
16
|
15
|
18
|
13
|
19
|
23
|
27
|
38
|
26
|
32
|
|||
|
2025/01
|
71
|
73
|
73
|
85
|
79
|
71
|
71
|
38
|
22
|
41
|
57
|
58
|
52
|
69
|
68
|
73
|
63
|
68
|
65
|
74
|
78
|
82
|
74
|
59
|
19
|
21
|
46
|
44
|
67
|
45
|
40
|
|
2024/12
|
55
|
70
|
57
|
42
|
21
|
14
|
15
|
46
|
18
|
11
|
20
|
39
|
49
|
61
|
66
|
60
|
64
|
56
|
69
|
85
|
109
|
94
|
79
|
82
|
79
|
51
|
54
|
70
|
67
|
54
|
52
|
|
2024/11
|
55
|
36
|
49
|
63
|
56
|
58
|
47
|
47
|
39
|
40
|
37
|
36
|
39
|
48
|
52
|
49
|
45
|
16
|
14
|
16
|
15
|
24
|
29
|
27
|
18
|
23
|
34
|
36
|
36
|
39
|
|
|
2024/10
|
6
|
13
|
35
|
38
|
37
|
56
|
37
|
26
|
34
|
47
|
52
|
50
|
33
|
20
|
26
|
26
|
18
|
25
|
19
|
13
|
23
|
16
|
25
|
21
|
21
|
31
|
53
|
44
|
30
|
33
|
41
|
|
2024/09
|
18
|
14
|
10
|
15
|
28
|
32
|
22
|
11
|
10
|
17
|
17
|
24
|
29
|
29
|
20
|
27
|
17
|
20
|
25
|
29
|
22
|
16
|
29
|
32
|
37
|
41
|
40
|
35
|
18
|
11
|
|
|
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