Air Quality
Excellent
No health implications.
7
PM2.5
13
PM10
64
O3
0.4
CO
6
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 May
37
Excellent
Tue
20 May
35
Excellent
Wed
21 May
41
Excellent
Thu
22 May
47
Excellent
Fri
23 May
42
Excellent
Sat
24 May
37
Excellent
Sun
25 May
38
Excellent
Air quality in the last 12 months (Longzhou)
|
2025/02
|
60
|
44
|
17
|
34
|
74
|
35
|
14
|
32
|
61
|
75
|
108
|
82
|
30
|
78
|
56
|
29
|
52
|
27
|
51
|
54
|
21
|
37
|
15
|
32
|
42
|
17
|
35
|
46
|
|||
|
2025/01
|
93
|
96
|
96
|
82
|
74
|
88
|
99
|
99
|
68
|
24
|
40
|
60
|
71
|
65
|
73
|
72
|
74
|
89
|
89
|
97
|
99
|
77
|
73
|
58
|
50
|
14
|
38
|
55
|
111
|
66
|
81
|
|
2024/12
|
59
|
62
|
54
|
51
|
62
|
76
|
28
|
20
|
49
|
83
|
45
|
25
|
36
|
41
|
45
|
58
|
68
|
67
|
72
|
79
|
91
|
89
|
96
|
97
|
98
|
97
|
71
|
49
|
75
|
100
|
107
|
|
2024/11
|
41
|
43
|
54
|
52
|
47
|
57
|
60
|
55
|
54
|
52
|
56
|
55
|
56
|
55
|
57
|
56
|
56
|
49
|
43
|
32
|
35
|
38
|
45
|
53
|
58
|
23
|
31
|
26
|
37
|
55
|
|
|
2024/10
|
12
|
15
|
32
|
46
|
52
|
48
|
49
|
54
|
44
|
42
|
48
|
53
|
54
|
40
|
17
|
27
|
25
|
27
|
30
|
31
|
42
|
41
|
21
|
34
|
36
|
36
|
32
|
26
|
32
|
37
|
36
|
|
2024/09
|
25
|
30
|
24
|
26
|
34
|
33
|
13
|
14
|
20
|
14
|
16
|
22
|
28
|
31
|
38
|
32
|
23
|
28
|
33
|
34
|
31
|
19
|
27
|
35
|
42
|
46
|
54
|
46
|
29
|
26
|
|
|
2024/08
|
18
|
19
|
20
|
19
|
22
|
26
|
31
|
28
|
31
|
36
|
16
|
23
|
20
|
25
|
26
|
29
|
27
|
22
|
27
|
23
|
26
|
24
|
16
|
24
|
21
|
22
|
26
|
35
|
34
|
34
|
32
|
|
2024/07
|
33
|
23
|
21
|
27
|
20
|
20
|
23
|
21
|
25
|
21
|
23
|
24
|
22
|
20
|
25
|
23
|
21
|
14
|
16
|
20
|
23
|
22
|
18
|
14
|
20
|
28
|
36
|
23
|
19
|
17
|
15
|
|
2024/06
|
27
|
41
|
30
|
18
|
14
|
25
|
20
|
19
|
14
|
19
|
26
|
31
|
28
|
39
|
21
|
26
|
28
|
21
|
31
|
27
|
28
|
29
|
24
|
19
|
15
|
15
|
16
|
19
|
26
|
26
|
|
|
2024/05
|
31
|
29
|
27
|
38
|
25
|
32
|
38
|
35
|
14
|
26
|
35
|
32
|
32
|
47
|
36
|
39
|
44
|
44
|
16
|
19
|
26
|
28
|
35
|
44
|
42
|
21
|
30
|
12
|
32
|
22
|
21
|
|
2024/04
|
69
|
70
|
90
|
89
|
44
|
40
|
27
|
22
|
37
|
48
|
52
|
51
|
47
|
59
|
63
|
46
|
56
|
44
|
61
|
56
|
39
|
31
|
33
|
42
|
55
|
60
|
66
|
55
|
78
|
69
|
|
|
2024/03
|
23
|
55
|
83
|
82
|
65
|
52
|
73
|
82
|
49
|
21
|
23
|
36
|
37
|
22
|
32
|
51
|
55
|
60
|
26
|
54
|
61
|
58
|
47
|
46
|
50
|
56
|
60
|
49
|
42
|
55
|
62
|
|
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