Air Quality
Excellent
No health implications.
5
PM2.5
14
PM10
81
O3
0.5
CO
2
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
68
Good
Sun
5 May
84
Good
Mon
6 May
90
Good
Tue
7 May
95
Good
Wed
8 May
82
Good
Thu
9 May
65
Good
Fri
10 May
62
Good
Air quality in the last 12 months (Longquanyi)
|
2024/02
|
86
|
61
|
26
|
22
|
31
|
53
|
47
|
69
|
68
|
101
|
84
|
95
|
95
|
84
|
39
|
26
|
42
|
59
|
167
|
289
|
41
|
36
|
17
|
37
|
53
|
37
|
53
|
66
|
46
|
||
|
2024/01
|
166
|
102
|
73
|
74
|
90
|
70
|
84
|
114
|
107
|
91
|
104
|
104
|
164
|
118
|
105
|
45
|
33
|
51
|
41
|
30
|
23
|
25
|
34
|
30
|
37
|
54
|
50
|
59
|
81
|
89
|
110
|
|
2023/12
|
23
|
41
|
65
|
77
|
55
|
76
|
96
|
123
|
142
|
189
|
107
|
50
|
52
|
53
|
55
|
60
|
66
|
60
|
64
|
51
|
80
|
100
|
95
|
75
|
93
|
111
|
119
|
150
|
162
|
152
|
157
|
|
2023/11
|
52
|
64
|
44
|
50
|
36
|
37
|
45
|
45
|
59
|
62
|
41
|
29
|
22
|
22
|
28
|
48
|
51
|
66
|
76
|
63
|
130
|
71
|
79
|
111
|
89
|
34
|
43
|
70
|
63
|
33
|
|
|
2023/10
|
43
|
31
|
24
|
35
|
18
|
21
|
21
|
28
|
23
|
22
|
23
|
17
|
25
|
36
|
39
|
46
|
48
|
31
|
18
|
22
|
37
|
39
|
44
|
61
|
85
|
64
|
24
|
26
|
29
|
42
|
61
|
|
2023/09
|
36
|
39
|
47
|
57
|
61
|
62
|
63
|
58
|
51
|
38
|
26
|
24
|
30
|
32
|
44
|
57
|
47
|
36
|
27
|
29
|
27
|
22
|
17
|
14
|
15
|
20
|
25
|
42
|
35
|
24
|
|
|
2023/08
|
30
|
25
|
23
|
22
|
30
|
23
|
25
|
23
|
28
|
30
|
30
|
26
|
29
|
34
|
40
|
54
|
54
|
52
|
48
|
27
|
36
|
36
|
36
|
23
|
23
|
21
|
35
|
31
|
31
|
26
|
32
|
|
2023/07
|
36
|
43
|
40
|
29
|
40
|
67
|
48
|
63
|
48
|
50
|
47
|
29
|
24
|
33
|
69
|
57
|
57
|
47
|
43
|
24
|
40
|
38
|
39
|
30
|
31
|
21
|
19
|
22
|
31
|
32
|
31
|
|
2023/06
|
26
|
23
|
22
|
21
|
31
|
36
|
39
|
43
|
45
|
43
|
35
|
42
|
41
|
33
|
33
|
28
|
36
|
65
|
40
|
55
|
31
|
33
|
37
|
45
|
43
|
54
|
54
|
39
|
33
|
34
|
|
|
2023/05
|
65
|
50
|
51
|
57
|
59
|
44
|
31
|
17
|
17
|
21
|
24
|
40
|
41
|
46
|
61
|
83
|
61
|
40
|
39
|
42
|
53
|
34
|
39
|
49
|
51
|
32
|
32
|
47
|
40
|
73
|
46
|
|
2023/04
|
46
|
62
|
27
|
36
|
26
|
55
|
84
|
74
|
59
|
81
|
76
|
48
|
48
|
62
|
67
|
70
|
68
|
45
|
52
|
39
|
41
|
23
|
23
|
23
|
30
|
52
|
50
|
53
|
56
|
66
|
|
|
2023/03
|
81
|
80
|
87
|
56
|
76
|
64
|
54
|
81
|
67
|
60
|
51
|
47
|
30
|
50
|
77
|
48
|
32
|
40
|
62
|
44
|
57
|
71
|
26
|
22
|
34
|
25
|
22
|
34
|
40
|
44
|
52
|
|
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