Air Quality
Excellent
No health implications.
17
PM2.5
37
PM10
104
O3
0.5
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 May
98
Good
Mon
6 May
99
Good
Tue
7 May
105
Lightly
Wed
8 May
86
Good
Thu
9 May
90
Good
Fri
10 May
86
Good
Air quality in the last 12 months (Coqên)
|
2024/02
|
39
|
67
|
31
|
33
|
41
|
48
|
39
|
49
|
35
|
35
|
34
|
30
|
32
|
43
|
56
|
64
|
100
|
242
|
88
|
62
|
71
|
63
|
63
|
59
|
62
|
60
|
50
|
42
|
57
|
||
|
2024/01
|
41
|
40
|
40
|
39
|
41
|
40
|
44
|
41
|
38
|
40
|
60
|
53
|
39
|
41
|
45
|
45
|
49
|
35
|
35
|
31
|
36
|
45
|
56
|
50
|
43
|
42
|
51
|
44
|
43
|
51
|
55
|
|
2023/12
|
42
|
38
|
41
|
39
|
38
|
38
|
45
|
28
|
32
|
40
|
40
|
45
|
49
|
82
|
97
|
73
|
58
|
48
|
51
|
48
|
40
|
50
|
54
|
61
|
59
|
57
|
55
|
55
|
55
|
55
|
45
|
|
2023/11
|
46
|
42
|
34
|
33
|
50
|
44
|
46
|
52
|
46
|
55
|
51
|
44
|
49
|
39
|
44
|
43
|
39
|
43
|
42
|
47
|
33
|
39
|
30
|
39
|
48
|
44
|
45
|
45
|
40
|
36
|
|
|
2023/10
|
36
|
31
|
30
|
32
|
37
|
28
|
35
|
34
|
41
|
32
|
30
|
38
|
34
|
36
|
37
|
32
|
35
|
42
|
40
|
36
|
34
|
39
|
37
|
32
|
32
|
31
|
35
|
36
|
32
|
30
|
34
|
|
2023/09
|
39
|
45
|
48
|
43
|
55
|
36
|
34
|
37
|
34
|
29
|
29
|
30
|
38
|
36
|
39
|
28
|
39
|
29
|
33
|
38
|
49
|
46
|
30
|
28
|
29
|
40
|
33
|
31
|
35
|
36
|
|
|
2023/08
|
32
|
27
|
48
|
38
|
42
|
53
|
35
|
30
|
28
|
31
|
40
|
73
|
44
|
28
|
35
|
39
|
50
|
41
|
38
|
32
|
31
|
36
|
48
|
59
|
34
|
32
|
33
|
34
|
48
|
36
|
39
|
|
2023/07
|
38
|
36
|
35
|
40
|
36
|
33
|
43
|
37
|
29
|
28
|
25
|
30
|
31
|
33
|
30
|
31
|
36
|
38
|
39
|
56
|
52
|
43
|
30
|
37
|
34
|
38
|
37
|
38
|
26
|
24
|
30
|
|
2023/06
|
40
|
55
|
40
|
35
|
37
|
37
|
40
|
42
|
39
|
38
|
41
|
44
|
38
|
60
|
40
|
39
|
43
|
48
|
48
|
39
|
40
|
39
|
40
|
77
|
82
|
57
|
54
|
61
|
60
|
31
|
|
|
2023/05
|
34
|
38
|
57
|
167
|
75
|
38
|
49
|
38
|
44
|
42
|
44
|
45
|
41
|
41
|
41
|
44
|
42
|
40
|
79
|
42
|
69
|
49
|
44
|
54
|
58
|
37
|
38
|
39
|
34
|
43
|
37
|
|
2023/04
|
77
|
98
|
67
|
71
|
83
|
70
|
80
|
95
|
81
|
54
|
72
|
55
|
50
|
66
|
56
|
50
|
47
|
116
|
129
|
72
|
62
|
58
|
37
|
41
|
39
|
58
|
75
|
48
|
51
|
44
|
|
|
2023/03
|
49
|
43
|
45
|
44
|
39
|
38
|
39
|
43
|
36
|
51
|
97
|
94
|
74
|
50
|
35
|
35
|
58
|
46
|
48
|
70
|
90
|
76
|
61
|
53
|
49
|
51
|
50
|
46
|
43
|
47
|
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