Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
32
PM2.5
51
*
PM10
13
O3
0.7
CO
7
SO2
36
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 Jan
41
Excellent
Thu
9 Jan
46
Excellent
Fri
10 Jan
42
Excellent
Sat
11 Jan
37
Excellent
Sun
12 Jan
37
Excellent
Mon
13 Jan
23
Excellent
Tue
14 Jan
25
Excellent
Air quality in the last 12 months (Longchuan)
|
2024/12
|
40
|
38
|
38
|
35
|
36
|
39
|
48
|
49
|
49
|
42
|
54
|
58
|
44
|
44
|
37
|
35
|
39
|
39
|
40
|
38
|
47
|
69
|
40
|
39
|
46
|
51
|
54
|
56
|
48
|
47
|
48
|
|
2024/11
|
41
|
47
|
40
|
36
|
31
|
24
|
25
|
24
|
26
|
29
|
28
|
26
|
27
|
25
|
28
|
31
|
36
|
34
|
34
|
35
|
31
|
32
|
37
|
40
|
37
|
34
|
38
|
37
|
42
|
34
|
|
|
2024/10
|
19
|
15
|
26
|
19
|
18
|
21
|
21
|
23
|
26
|
26
|
27
|
28
|
33
|
38
|
44
|
34
|
26
|
34
|
41
|
40
|
28
|
31
|
32
|
32
|
27
|
29
|
37
|
36
|
28
|
30
|
37
|
|
2024/09
|
19
|
27
|
21
|
28
|
22
|
24
|
33
|
30
|
29
|
29
|
19
|
23
|
25
|
21
|
30
|
29
|
34
|
32
|
34
|
42
|
40
|
32
|
31
|
31
|
36
|
27
|
22
|
21
|
25
|
18
|
|
|
2024/08
|
13
|
12
|
14
|
18
|
14
|
13
|
16
|
19
|
16
|
19
|
18
|
21
|
27
|
30
|
31
|
23
|
24
|
18
|
15
|
16
|
19
|
15
|
20
|
18
|
19
|
19
|
22
|
20
|
26
|
25
|
16
|
|
2024/07
|
15
|
14
|
15
|
11
|
18
|
21
|
19
|
21
|
18
|
18
|
10
|
15
|
26
|
22
|
22
|
25
|
27
|
18
|
16
|
14
|
13
|
12
|
15
|
19
|
18
|
18
|
15
|
17
|
15
|
15
|
20
|
|
2024/06
|
49
|
36
|
36
|
41
|
40
|
35
|
32
|
31
|
37
|
46
|
47
|
29
|
13
|
16
|
23
|
38
|
33
|
30
|
35
|
40
|
31
|
27
|
22
|
22
|
17
|
27
|
16
|
18
|
20
|
20
|
|
|
2024/05
|
78
|
57
|
46
|
61
|
72
|
34
|
53
|
54
|
56
|
45
|
34
|
44
|
44
|
49
|
49
|
49
|
43
|
48
|
57
|
58
|
38
|
41
|
39
|
33
|
30
|
22
|
19
|
24
|
39
|
41
|
49
|
|
2024/04
|
60
|
71
|
75
|
69
|
66
|
78
|
74
|
78
|
71
|
72
|
74
|
78
|
83
|
71
|
76
|
103
|
121
|
62
|
69
|
58
|
50
|
63
|
68
|
67
|
60
|
68
|
73
|
68
|
67
|
93
|
|
|
2024/03
|
49
|
51
|
55
|
56
|
53
|
56
|
55
|
57
|
54
|
65
|
76
|
80
|
79
|
75
|
77
|
85
|
89
|
72
|
66
|
87
|
82
|
33
|
40
|
55
|
49
|
58
|
59
|
61
|
67
|
79
|
74
|
|
2024/02
|
71
|
91
|
83
|
59
|
63
|
58
|
67
|
64
|
72
|
134
|
69
|
61
|
51
|
50
|
53
|
54
|
50
|
50
|
53
|
54
|
59
|
64
|
71
|
62
|
56
|
60
|
59
|
58
|
51
|
||
|
2024/01
|
48
|
46
|
46
|
40
|
48
|
50
|
56
|
56
|
55
|
57
|
60
|
63
|
59
|
56
|
49
|
49
|
48
|
43
|
57
|
67
|
64
|
58
|
62
|
64
|
55
|
51
|
55
|
53
|
53
|
51
|
50
|
|
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