Air Quality
Excellent
No health implications.
13
PM2.5
19
PM10
71
O3
1.0
CO
5
SO2
37
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
49
Excellent
Mon
29 Apr
53
Good
Tue
30 Apr
48
Excellent
Wed
1 May
48
Excellent
Thu
2 May
46
Excellent
Fri
3 May
46
Excellent
Sat
4 May
45
Excellent
Air quality in the last 12 months (Tianhe)
|
2024/02
|
38
|
31
|
29
|
28
|
18
|
24
|
12
|
12
|
25
|
62
|
53
|
66
|
47
|
49
|
44
|
33
|
30
|
29
|
30
|
27
|
31
|
30
|
21
|
22
|
20
|
24
|
20
|
46
|
31
|
||
|
2024/01
|
82
|
69
|
32
|
41
|
74
|
85
|
65
|
63
|
56
|
30
|
45
|
66
|
102
|
69
|
68
|
64
|
55
|
44
|
53
|
43
|
27
|
19
|
34
|
33
|
39
|
46
|
49
|
46
|
60
|
77
|
64
|
|
2023/12
|
52
|
44
|
48
|
44
|
39
|
41
|
41
|
65
|
60
|
45
|
54
|
47
|
43
|
60
|
56
|
25
|
33
|
39
|
15
|
27
|
34
|
56
|
43
|
39
|
41
|
62
|
81
|
74
|
77
|
71
|
73
|
|
2023/11
|
58
|
70
|
74
|
64
|
37
|
46
|
40
|
64
|
51
|
59
|
20
|
17
|
19
|
29
|
37
|
34
|
54
|
57
|
61
|
73
|
70
|
66
|
83
|
57
|
78
|
66
|
71
|
60
|
69
|
49
|
|
|
2023/10
|
47
|
29
|
53
|
51
|
32
|
33
|
20
|
17
|
16
|
15
|
21
|
35
|
40
|
48
|
53
|
48
|
48
|
40
|
45
|
23
|
20
|
23
|
33
|
43
|
81
|
57
|
70
|
53
|
42
|
49
|
41
|
|
2023/09
|
27
|
19
|
21
|
36
|
39
|
31
|
14
|
20
|
26
|
21
|
23
|
28
|
28
|
23
|
15
|
27
|
30
|
30
|
37
|
42
|
56
|
53
|
61
|
33
|
31
|
37
|
45
|
61
|
36
|
32
|
|
|
2023/08
|
30
|
49
|
64
|
25
|
30
|
33
|
31
|
27
|
39
|
38
|
42
|
28
|
29
|
35
|
31
|
42
|
40
|
49
|
62
|
28
|
29
|
30
|
30
|
27
|
29
|
38
|
27
|
25
|
23
|
27
|
23
|
|
2023/07
|
25
|
18
|
18
|
23
|
28
|
23
|
30
|
25
|
24
|
26
|
26
|
27
|
27
|
48
|
67
|
28
|
16
|
23
|
27
|
26
|
39
|
30
|
28
|
24
|
38
|
56
|
33
|
31
|
35
|
25
|
35
|
|
2023/06
|
54
|
74
|
49
|
29
|
33
|
29
|
24
|
21
|
26
|
31
|
30
|
32
|
45
|
38
|
27
|
25
|
18
|
27
|
22
|
33
|
27
|
25
|
23
|
26
|
24
|
36
|
35
|
28
|
48
|
28
|
|
|
2023/05
|
59
|
47
|
37
|
31
|
32
|
32
|
24
|
30
|
50
|
48
|
45
|
23
|
42
|
52
|
72
|
42
|
29
|
59
|
46
|
47
|
37
|
39
|
31
|
33
|
44
|
31
|
37
|
55
|
65
|
69
|
53
|
|
2023/04
|
38
|
40
|
40
|
34
|
33
|
33
|
28
|
63
|
62
|
56
|
51
|
56
|
47
|
62
|
51
|
75
|
52
|
44
|
39
|
69
|
31
|
39
|
45
|
39
|
22
|
29
|
46
|
41
|
30
|
46
|
|
|
2023/03
|
88
|
69
|
84
|
78
|
83
|
73
|
60
|
59
|
69
|
76
|
58
|
57
|
86
|
88
|
61
|
73
|
61
|
70
|
42
|
43
|
42
|
46
|
46
|
35
|
39
|
13
|
15
|
22
|
21
|
18
|
17
|
|
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