Air Quality
Excellent
No health implications.
12
PM2.5
37
PM10
67
O3
0.3
CO
9
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jun
58
Good
Sun
8 Jun
84
Good
Mon
9 Jun
85
Good
Tue
10 Jun
63
Good
Wed
11 Jun
80
Good
Thu
12 Jun
44
Excellent
Fri
13 Jun
30
Excellent
Longcheng Air quality rank
Air quality in the last 12 months (Longcheng)
|
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
|
|
2024/11
|
63
|
52
|
57
|
29
|
39
|
43
|
89
|
147
|
85
|
73
|
42
|
48
|
57
|
64
|
55
|
33
|
32
|
33
|
53
|
68
|
53
|
46
|
56
|
111
|
71
|
18
|
27
|
41
|
42
|
54
|
|
|
2024/10
|
24
|
31
|
33
|
43
|
63
|
32
|
34
|
37
|
59
|
38
|
49
|
43
|
54
|
62
|
28
|
41
|
72
|
61
|
28
|
40
|
36
|
29
|
44
|
50
|
83
|
64
|
35
|
48
|
59
|
33
|
57
|
|
2024/09
|
29
|
28
|
29
|
34
|
23
|
35
|
24
|
27
|
42
|
25
|
45
|
40
|
44
|
16
|
34
|
35
|
31
|
39
|
48
|
14
|
22
|
34
|
31
|
42
|
35
|
37
|
45
|
55
|
39
|
20
|
|
|
2024/08
|
29
|
24
|
34
|
21
|
27
|
31
|
36
|
46
|
49
|
27
|
47
|
27
|
16
|
26
|
30
|
39
|
44
|
38
|
29
|
12
|
21
|
27
|
26
|
26
|
32
|
33
|
32
|
32
|
34
|
41
|
31
|
|
2024/07
|
46
|
55
|
35
|
36
|
48
|
64
|
32
|
56
|
58
|
66
|
69
|
76
|
53
|
43
|
35
|
29
|
40
|
38
|
45
|
41
|
53
|
37
|
33
|
30
|
20
|
19
|
24
|
29
|
36
|
43
|
27
|
|
2024/06
|
32
|
37
|
38
|
47
|
43
|
45
|
52
|
29
|
55
|
44
|
54
|
60
|
40
|
29
|
21
|
35
|
46
|
58
|
49
|
27
|
32
|
110
|
80
|
19
|
27
|
37
|
62
|
49
|
35
|
35
|
|
|
2024/05
|
42
|
49
|
54
|
50
|
60
|
64
|
56
|
59
|
68
|
74
|
79
|
42
|
42
|
50
|
35
|
46
|
61
|
58
|
31
|
28
|
43
|
65
|
52
|
33
|
44
|
47
|
28
|
43
|
54
|
44
|
19
|
|
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