Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
39
*
PM2.5
53
PM10
61
O3
0.6
CO
8
SO2
35
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 Dec
63
Good
Tue
9 Dec
60
Good
Wed
10 Dec
59
Good
Thu
11 Dec
53
Good
Fri
12 Dec
52
Good
Sat
13 Dec
46
Excellent
Sun
14 Dec
40
Excellent
Air quality in the last 12 months (Longhai)
|
2025/11
|
29
|
50
|
43
|
16
|
18
|
28
|
40
|
41
|
50
|
26
|
29
|
11
|
14
|
33
|
48
|
52
|
48
|
40
|
24
|
40
|
48
|
55
|
56
|
55
|
42
|
71
|
61
|
76
|
82
|
62
|
|
|
2025/10
|
40
|
29
|
37
|
37
|
31
|
31
|
37
|
35
|
34
|
33
|
33
|
37
|
31
|
43
|
28
|
36
|
40
|
37
|
26
|
21
|
14
|
14
|
24
|
25
|
29
|
42
|
49
|
34
|
24
|
38
|
47
|
|
2025/09
|
38
|
31
|
31
|
35
|
34
|
26
|
13
|
11
|
14
|
24
|
25
|
34
|
31
|
33
|
31
|
32
|
26
|
21
|
20
|
11
|
23
|
21
|
19
|
14
|
22
|
25
|
29
|
31
|
40
|
50
|
|
|
2025/08
|
27
|
29
|
20
|
14
|
16
|
26
|
35
|
40
|
25
|
12
|
15
|
23
|
23
|
15
|
21
|
24
|
26
|
22
|
20
|
21
|
30
|
23
|
29
|
28
|
30
|
21
|
22
|
27
|
21
|
24
|
31
|
|
2025/07
|
30
|
27
|
32
|
35
|
14
|
24
|
36
|
38
|
39
|
13
|
10
|
23
|
38
|
30
|
30
|
36
|
41
|
30
|
24
|
20
|
13
|
17
|
18
|
25
|
27
|
25
|
27
|
20
|
22
|
23
|
17
|
|
2025/06
|
45
|
25
|
15
|
28
|
37
|
36
|
31
|
39
|
22
|
27
|
32
|
32
|
22
|
20
|
19
|
23
|
22
|
29
|
18
|
14
|
14
|
20
|
25
|
26
|
19
|
13
|
18
|
18
|
18
|
24
|
|
|
2025/05
|
63
|
54
|
52
|
53
|
40
|
40
|
40
|
65
|
44
|
28
|
30
|
43
|
47
|
46
|
33
|
17
|
18
|
27
|
28
|
31
|
26
|
35
|
30
|
23
|
50
|
46
|
39
|
41
|
12
|
27
|
49
|
|
2025/04
|
21
|
42
|
53
|
62
|
53
|
56
|
60
|
66
|
76
|
44
|
45
|
40
|
136
|
94
|
95
|
76
|
64
|
60
|
51
|
51
|
48
|
37
|
36
|
34
|
22
|
15
|
35
|
45
|
40
|
48
|
|
|
2025/03
|
71
|
30
|
32
|
34
|
14
|
14
|
25
|
36
|
40
|
44
|
53
|
50
|
35
|
36
|
39
|
9
|
48
|
52
|
48
|
49
|
56
|
55
|
66
|
72
|
80
|
56
|
50
|
58
|
25
|
11
|
11
|
|
2025/02
|
51
|
21
|
17
|
35
|
62
|
54
|
15
|
43
|
42
|
41
|
45
|
48
|
47
|
35
|
43
|
66
|
51
|
58
|
33
|
37
|
25
|
25
|
21
|
38
|
48
|
68
|
76
|
82
|
|||
|
2025/01
|
64
|
66
|
60
|
47
|
54
|
60
|
65
|
61
|
59
|
62
|
48
|
51
|
59
|
59
|
79
|
83
|
66
|
57
|
56
|
55
|
63
|
68
|
57
|
34
|
29
|
29
|
19
|
38
|
117
|
43
|
40
|
|
2024/12
|
57
|
67
|
54
|
40
|
46
|
45
|
41
|
35
|
32
|
38
|
44
|
27
|
26
|
38
|
61
|
58
|
58
|
55
|
52
|
39
|
49
|
65
|
58
|
39
|
48
|
56
|
61
|
71
|
61
|
59
|
68
|
|
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