Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
7
PM2.5
64
*
PM10
69
O3
0.3
CO
7
SO2
8
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Jan
40
Excellent
Sat
17 Jan
64
Good
Sun
18 Jan
63
Good
Mon
19 Jan
57
Good
Tue
20 Jan
59
Good
Wed
21 Jan
63
Good
Thu
22 Jan
47
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