Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
41
PM10
190
O3
0.4
CO
7
SO2
16
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Sep
84
Good
Wed
17 Sep
72
Good
Thu
18 Sep
65
Good
Fri
19 Sep
59
Good
Sat
20 Sep
65
Good
Sun
21 Sep
62
Good
Mon
22 Sep
39
Excellent
Longwen Air quality rank
Air quality in the last 12 months (Longwen)
|
2025/08
|
27
|
29
|
23
|
15
|
17
|
27
|
35
|
40
|
27
|
13
|
15
|
28
|
25
|
13
|
23
|
24
|
29
|
24
|
22
|
22
|
31
|
21
|
30
|
29
|
31
|
21
|
23
|
28
|
24
|
27
|
36
|
|
2025/07
|
34
|
29
|
34
|
39
|
16
|
26
|
35
|
38
|
41
|
17
|
12
|
24
|
39
|
29
|
30
|
37
|
43
|
32
|
27
|
21
|
13
|
19
|
20
|
28
|
29
|
25
|
27
|
23
|
23
|
22
|
16
|
|
2025/06
|
47
|
27
|
17
|
30
|
40
|
39
|
36
|
46
|
26
|
29
|
38
|
34
|
24
|
20
|
18
|
25
|
26
|
32
|
21
|
17
|
15
|
20
|
24
|
29
|
23
|
16
|
18
|
18
|
20
|
26
|
|
|
2025/05
|
70
|
56
|
54
|
59
|
42
|
39
|
42
|
74
|
50
|
28
|
31
|
47
|
53
|
47
|
38
|
18
|
19
|
31
|
31
|
33
|
28
|
37
|
32
|
24
|
51
|
53
|
44
|
50
|
13
|
26
|
51
|
|
2025/04
|
23
|
45
|
55
|
65
|
51
|
58
|
62
|
69
|
89
|
46
|
50
|
49
|
148
|
94
|
99
|
79
|
65
|
62
|
55
|
59
|
60
|
41
|
38
|
38
|
25
|
18
|
40
|
46
|
44
|
48
|
|
|
2025/03
|
75
|
35
|
40
|
41
|
15
|
15
|
24
|
36
|
43
|
47
|
62
|
58
|
37
|
43
|
43
|
8
|
49
|
53
|
50
|
52
|
62
|
61
|
70
|
80
|
90
|
64
|
56
|
63
|
26
|
14
|
12
|
|
2025/02
|
56
|
23
|
17
|
31
|
69
|
64
|
16
|
43
|
47
|
45
|
48
|
55
|
49
|
39
|
47
|
74
|
52
|
63
|
35
|
43
|
29
|
26
|
25
|
38
|
51
|
68
|
78
|
74
|
|||
|
2025/01
|
70
|
68
|
65
|
53
|
59
|
62
|
71
|
67
|
63
|
67
|
52
|
51
|
63
|
62
|
79
|
89
|
74
|
61
|
60
|
60
|
68
|
75
|
61
|
40
|
33
|
28
|
20
|
40
|
142
|
45
|
41
|
|
2024/12
|
62
|
73
|
52
|
45
|
49
|
49
|
46
|
33
|
34
|
42
|
48
|
30
|
24
|
40
|
62
|
63
|
62
|
61
|
55
|
43
|
51
|
67
|
72
|
45
|
53
|
61
|
64
|
73
|
69
|
64
|
75
|
|
2024/11
|
15
|
20
|
38
|
51
|
51
|
45
|
31
|
32
|
52
|
51
|
41
|
35
|
25
|
40
|
39
|
27
|
33
|
19
|
18
|
12
|
15
|
24
|
30
|
33
|
32
|
18
|
30
|
28
|
41
|
55
|
|
|
2024/10
|
14
|
15
|
21
|
21
|
22
|
28
|
27
|
19
|
31
|
41
|
52
|
50
|
43
|
43
|
34
|
32
|
37
|
51
|
47
|
22
|
35
|
38
|
41
|
39
|
32
|
32
|
44
|
24
|
36
|
48
|
21
|
|
2024/09
|
38
|
45
|
46
|
36
|
31
|
16
|
16
|
23
|
21
|
39
|
53
|
61
|
30
|
37
|
28
|
28
|
31
|
26
|
38
|
24
|
28
|
10
|
12
|
16
|
22
|
33
|
27
|
19
|
26
|
18
|
|
|
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