Air Quality
Excellent
No health implications.
15
PM2.5
21
PM10
47
O3
0.5
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 May
69
Good
Fri
9 May
55
Good
Sat
10 May
79
Good
Sun
11 May
91
Good
Mon
12 May
94
Good
Tue
13 May
90
Good
Wed
14 May
45
Excellent
Air quality in the last 12 months (Lengshuitan)
|
2025/02
|
31
|
23
|
57
|
62
|
62
|
67
|
52
|
60
|
47
|
56
|
69
|
73
|
94
|
121
|
68
|
40
|
50
|
49
|
33
|
23
|
94
|
38
|
47
|
98
|
101
|
85
|
39
|
38
|
|||
|
2025/01
|
122
|
126
|
130
|
155
|
188
|
119
|
92
|
97
|
55
|
51
|
59
|
65
|
66
|
78
|
84
|
59
|
75
|
86
|
92
|
105
|
103
|
122
|
148
|
260
|
41
|
24
|
53
|
82
|
272
|
133
|
69
|
|
2024/12
|
60
|
71
|
92
|
140
|
49
|
44
|
55
|
66
|
131
|
73
|
39
|
74
|
86
|
50
|
48
|
55
|
71
|
79
|
98
|
122
|
119
|
111
|
95
|
111
|
110
|
110
|
93
|
122
|
119
|
137
|
116
|
|
2024/11
|
55
|
97
|
89
|
84
|
100
|
74
|
63
|
56
|
65
|
85
|
81
|
71
|
78
|
97
|
88
|
90
|
21
|
10
|
19
|
31
|
43
|
54
|
61
|
73
|
38
|
20
|
33
|
45
|
46
|
60
|
|
|
2024/10
|
27
|
40
|
60
|
55
|
57
|
75
|
67
|
63
|
57
|
59
|
75
|
81
|
147
|
88
|
39
|
38
|
47
|
26
|
19
|
32
|
33
|
20
|
24
|
39
|
49
|
55
|
48
|
56
|
76
|
62
|
51
|
|
2024/09
|
30
|
31
|
44
|
43
|
49
|
41
|
21
|
27
|
27
|
33
|
34
|
38
|
39
|
41
|
34
|
41
|
41
|
48
|
44
|
47
|
28
|
29
|
38
|
49
|
79
|
74
|
52
|
67
|
64
|
59
|
|
|
2024/08
|
13
|
18
|
21
|
23
|
27
|
25
|
25
|
23
|
27
|
24
|
26
|
20
|
21
|
31
|
30
|
32
|
35
|
57
|
34
|
39
|
30
|
14
|
16
|
16
|
24
|
29
|
35
|
31
|
36
|
43
|
46
|
|
2024/07
|
20
|
11
|
21
|
19
|
18
|
16
|
19
|
22
|
22
|
22
|
25
|
23
|
26
|
18
|
25
|
17
|
13
|
15
|
15
|
20
|
21
|
20
|
16
|
24
|
41
|
34
|
30
|
13
|
9
|
11
|
12
|
|
2024/06
|
23
|
16
|
59
|
25
|
12
|
30
|
39
|
51
|
49
|
43
|
12
|
18
|
17
|
20
|
23
|
28
|
10
|
13
|
20
|
24
|
21
|
20
|
22
|
15
|
8
|
18
|
27
|
16
|
17
|
15
|
|
|
2024/05
|
19
|
46
|
24
|
10
|
25
|
37
|
56
|
70
|
78
|
48
|
24
|
51
|
72
|
59
|
59
|
72
|
64
|
48
|
23
|
26
|
47
|
62
|
47
|
33
|
33
|
19
|
18
|
30
|
33
|
20
|
23
|
|
2024/04
|
43
|
58
|
27
|
41
|
30
|
32
|
39
|
44
|
47
|
59
|
63
|
63
|
54
|
46
|
58
|
45
|
21
|
39
|
21
|
24
|
39
|
44
|
44
|
47
|
45
|
33
|
42
|
56
|
61
|
9
|
|
|
2024/03
|
91
|
48
|
51
|
68
|
29
|
92
|
70
|
65
|
66
|
61
|
40
|
44
|
58
|
51
|
47
|
50
|
42
|
17
|
32
|
64
|
70
|
46
|
33
|
43
|
27
|
26
|
50
|
23
|
30
|
48
|
40
|
|
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