Air Quality
Excellent
No health implications.
17
PM2.5
28
PM10
34
O3
0.6
CO
5
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
55
Good
Sat
27 Apr
49
Excellent
Sun
28 Apr
46
Excellent
Mon
29 Apr
45
Excellent
Tue
30 Apr
49
Excellent
Wed
1 May
48
Excellent
Air quality in the last 12 months (Huitong)
|
2024/02
|
27
|
15
|
15
|
29
|
41
|
42
|
54
|
67
|
90
|
134
|
95
|
80
|
62
|
47
|
48
|
46
|
48
|
39
|
64
|
54
|
17
|
22
|
22
|
25
|
28
|
30
|
48
|
40
|
47
|
||
|
2024/01
|
91
|
52
|
57
|
70
|
83
|
85
|
84
|
96
|
88
|
93
|
88
|
71
|
89
|
88
|
118
|
119
|
70
|
37
|
15
|
21
|
50
|
37
|
58
|
61
|
69
|
69
|
55
|
68
|
66
|
52
|
40
|
|
2023/12
|
45
|
42
|
48
|
41
|
48
|
54
|
52
|
62
|
86
|
58
|
17
|
28
|
48
|
43
|
18
|
27
|
31
|
21
|
30
|
50
|
63
|
58
|
56
|
60
|
61
|
69
|
71
|
76
|
163
|
176
|
126
|
|
2023/11
|
42
|
39
|
49
|
56
|
41
|
22
|
28
|
38
|
31
|
19
|
10
|
18
|
39
|
38
|
31
|
27
|
34
|
46
|
45
|
47
|
49
|
64
|
80
|
63
|
60
|
63
|
59
|
54
|
62
|
60
|
|
|
2023/10
|
28
|
33
|
30
|
28
|
19
|
30
|
23
|
29
|
33
|
33
|
35
|
51
|
53
|
38
|
38
|
48
|
54
|
49
|
34
|
26
|
40
|
42
|
47
|
58
|
55
|
25
|
24
|
30
|
36
|
35
|
40
|
|
2023/09
|
41
|
39
|
34
|
27
|
39
|
38
|
37
|
32
|
35
|
33
|
30
|
30
|
24
|
24
|
30
|
31
|
29
|
25
|
23
|
23
|
20
|
21
|
27
|
30
|
29
|
32
|
36
|
43
|
45
|
48
|
|
|
2023/08
|
23
|
22
|
29
|
32
|
30
|
23
|
23
|
25
|
27
|
30
|
35
|
38
|
36
|
25
|
29
|
26
|
29
|
34
|
45
|
45
|
31
|
30
|
29
|
23
|
33
|
27
|
23
|
25
|
35
|
40
|
36
|
|
2023/07
|
29
|
28
|
25
|
21
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
25
|
26
|
25
|
25
|
43
|
43
|
36
|
27
|
26
|
21
|
22
|
24
|
26
|
33
|
31
|
30
|
28
|
31
|
29
|
24
|
|
2023/06
|
35
|
41
|
48
|
43
|
35
|
26
|
31
|
27
|
32
|
43
|
52
|
42
|
27
|
37
|
44
|
34
|
28
|
24
|
21
|
24
|
22
|
23
|
25
|
27
|
31
|
27
|
18
|
19
|
24
|
27
|
|
|
2023/05
|
59
|
52
|
32
|
33
|
32
|
22
|
26
|
42
|
50
|
28
|
31
|
35
|
44
|
56
|
57
|
48
|
38
|
44
|
48
|
35
|
41
|
25
|
38
|
38
|
40
|
36
|
27
|
23
|
33
|
42
|
31
|
|
2023/04
|
54
|
57
|
51
|
34
|
24
|
27
|
45
|
76
|
77
|
55
|
37
|
59
|
67
|
58
|
70
|
63
|
59
|
37
|
31
|
40
|
46
|
29
|
14
|
18
|
22
|
33
|
48
|
42
|
68
|
81
|
|
|
2023/03
|
93
|
89
|
96
|
60
|
62
|
72
|
79
|
73
|
53
|
60
|
62
|
94
|
77
|
75
|
75
|
76
|
27
|
28
|
17
|
21
|
34
|
35
|
27
|
21
|
42
|
57
|
51
|
55
|
51
|
45
|
48
|
|
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