Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
54
O3
0.9
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
82
Good
Fri
30 Jan
66
Good
Sat
31 Jan
70
Good
Sun
1 Feb
72
Good
Mon
2 Feb
70
Good
Tue
3 Feb
75
Good
Wed
4 Feb
40
Excellent
Longshan Air quality rank
Air quality in the last 12 months (Longshan)
|
2025/12
|
81
|
99
|
74
|
70
|
77
|
67
|
77
|
63
|
76
|
95
|
91
|
128
|
30
|
43
|
53
|
58
|
67
|
75
|
90
|
84
|
36
|
40
|
25
|
40
|
48
|
50
|
62
|
65
|
85
|
115
|
54
|
|
2025/11
|
33
|
31
|
28
|
29
|
30
|
19
|
15
|
14
|
16
|
38
|
44
|
38
|
33
|
42
|
47
|
49
|
43
|
19
|
24
|
30
|
36
|
46
|
56
|
39
|
51
|
50
|
54
|
66
|
75
|
79
|
|
|
2025/10
|
21
|
24
|
25
|
23
|
27
|
29
|
29
|
33
|
33
|
31
|
39
|
44
|
20
|
10
|
15
|
9
|
11
|
10
|
8
|
11
|
12
|
18
|
23
|
30
|
43
|
33
|
27
|
31
|
39
|
35
|
28
|
|
2025/09
|
23
|
23
|
24
|
22
|
26
|
31
|
25
|
27
|
17
|
14
|
15
|
23
|
14
|
12
|
18
|
22
|
24
|
17
|
15
|
13
|
24
|
25
|
19
|
14
|
19
|
16
|
19
|
22
|
28
|
26
|
|
|
2025/08
|
24
|
26
|
25
|
25
|
27
|
24
|
19
|
14
|
20
|
21
|
11
|
8
|
10
|
17
|
13
|
15
|
17
|
23
|
21
|
13
|
14
|
16
|
18
|
19
|
16
|
18
|
22
|
23
|
25
|
26
|
23
|
|
2025/07
|
15
|
17
|
14
|
14
|
14
|
17
|
24
|
24
|
24
|
22
|
25
|
29
|
27
|
21
|
21
|
20
|
20
|
20
|
22
|
24
|
17
|
15
|
10
|
11
|
12
|
17
|
20
|
17
|
18
|
19
|
21
|
|
2025/06
|
11
|
19
|
26
|
31
|
31
|
38
|
28
|
21
|
21
|
26
|
34
|
33
|
31
|
26
|
29
|
31
|
23
|
17
|
10
|
11
|
11
|
16
|
16
|
24
|
15
|
14
|
18
|
17
|
15
|
18
|
|
|
2025/05
|
45
|
61
|
54
|
49
|
35
|
45
|
57
|
25
|
25
|
30
|
40
|
37
|
40
|
51
|
38
|
40
|
40
|
41
|
43
|
41
|
41
|
20
|
38
|
52
|
46
|
38
|
39
|
28
|
35
|
34
|
22
|
|
2025/04
|
46
|
52
|
53
|
55
|
59
|
58
|
52
|
54
|
52
|
43
|
44
|
68
|
152
|
98
|
68
|
64
|
59
|
60
|
37
|
36
|
31
|
37
|
47
|
40
|
49
|
45
|
37
|
37
|
34
|
25
|
|
|
2025/03
|
58
|
68
|
19
|
24
|
30
|
30
|
39
|
46
|
47
|
52
|
59
|
60
|
55
|
42
|
25
|
36
|
43
|
33
|
36
|
46
|
49
|
62
|
56
|
53
|
48
|
58
|
86
|
63
|
42
|
41
|
45
|
|
2025/02
|
38
|
32
|
43
|
47
|
54
|
61
|
54
|
75
|
55
|
44
|
53
|
73
|
62
|
45
|
44
|
48
|
41
|
42
|
47
|
61
|
82
|
54
|
55
|
85
|
70
|
51
|
53
|
62
|
|||
|
2025/01
|
108
|
122
|
133
|
156
|
91
|
73
|
67
|
67
|
64
|
82
|
88
|
78
|
96
|
95
|
67
|
70
|
84
|
116
|
95
|
95
|
108
|
164
|
174
|
90
|
27
|
35
|
52
|
80
|
159
|
74
|
71
|
|
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