Air Quality
Excellent
No health implications.
19
PM2.5
48
PM10
33
O3
1.4
CO
21
SO2
42
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Dec
82
Good
Sat
6 Dec
88
Good
Sun
7 Dec
63
Good
Mon
8 Dec
64
Good
Tue
9 Dec
83
Good
Wed
10 Dec
80
Good
Thu
11 Dec
46
Excellent
Longcheng Air quality rank
Air quality in the last 12 months (Longcheng)
|
2025/11
|
58
|
24
|
52
|
58
|
105
|
54
|
50
|
45
|
44
|
41
|
44
|
76
|
42
|
69
|
89
|
56
|
35
|
48
|
49
|
35
|
53
|
53
|
83
|
110
|
30
|
49
|
33
|
73
|
72
|
49
|
|
|
2025/10
|
51
|
58
|
53
|
40
|
30
|
19
|
35
|
20
|
23
|
34
|
52
|
35
|
44
|
62
|
51
|
29
|
34
|
21
|
32
|
28
|
42
|
52
|
46
|
58
|
74
|
51
|
42
|
45
|
101
|
59
|
59
|
|
2025/09
|
41
|
39
|
49
|
59
|
59
|
44
|
33
|
29
|
39
|
33
|
49
|
43
|
44
|
38
|
30
|
33
|
28
|
36
|
40
|
41
|
37
|
34
|
33
|
36
|
37
|
46
|
77
|
57
|
44
|
51
|
|
|
2025/08
|
40
|
48
|
32
|
23
|
22
|
24
|
27
|
31
|
27
|
33
|
40
|
40
|
25
|
30
|
41
|
31
|
23
|
38
|
39
|
26
|
33
|
25
|
40
|
21
|
27
|
34
|
32
|
15
|
34
|
41
|
41
|
|
2025/07
|
37
|
31
|
26
|
35
|
41
|
28
|
34
|
40
|
38
|
35
|
37
|
41
|
25
|
35
|
33
|
29
|
21
|
27
|
36
|
23
|
27
|
32
|
33
|
26
|
35
|
40
|
37
|
25
|
22
|
19
|
32
|
|
2025/06
|
33
|
56
|
40
|
24
|
42
|
39
|
27
|
44
|
37
|
28
|
40
|
49
|
33
|
47
|
26
|
16
|
32
|
42
|
42
|
25
|
37
|
37
|
44
|
55
|
51
|
49
|
44
|
21
|
37
|
33
|
|
|
2025/05
|
61
|
38
|
38
|
31
|
37
|
35
|
55
|
64
|
31
|
45
|
53
|
79
|
70
|
47
|
49
|
55
|
34
|
36
|
50
|
65
|
58
|
85
|
44
|
55
|
47
|
54
|
68
|
93
|
46
|
80
|
55
|
|
2025/04
|
53
|
26
|
48
|
58
|
45
|
44
|
67
|
31
|
33
|
53
|
63
|
77
|
26
|
21
|
51
|
64
|
72
|
30
|
25
|
39
|
49
|
28
|
62
|
51
|
40
|
60
|
36
|
35
|
67
|
48
|
|
|
2025/03
|
158
|
46
|
43
|
55
|
69
|
34
|
65
|
69
|
128
|
120
|
111
|
73
|
47
|
47
|
44
|
42
|
52
|
26
|
48
|
59
|
49
|
60
|
73
|
58
|
78
|
124
|
61
|
47
|
31
|
35
|
48
|
|
2025/02
|
89
|
85
|
40
|
25
|
30
|
66
|
53
|
30
|
52
|
67
|
90
|
57
|
79
|
69
|
73
|
37
|
27
|
26
|
41
|
41
|
31
|
40
|
36
|
53
|
58
|
61
|
87
|
127
|
|||
|
2025/01
|
53
|
40
|
49
|
76
|
85
|
57
|
39
|
37
|
27
|
69
|
77
|
80
|
68
|
39
|
35
|
50
|
61
|
64
|
56
|
76
|
70
|
69
|
107
|
139
|
134
|
118
|
31
|
89
|
285
|
80
|
67
|
|
2024/12
|
72
|
29
|
40
|
34
|
37
|
30
|
32
|
44
|
65
|
60
|
44
|
76
|
64
|
38
|
39
|
53
|
30
|
44
|
60
|
47
|
37
|
38
|
57
|
81
|
74
|
31
|
35
|
54
|
75
|
66
|
42
|
|
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