Air Quality
Excellent
No health implications.
24
PM2.5
39
PM10
58
O3
0.5
CO
7
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 May
47
Excellent
Thu
2 May
46
Excellent
Fri
3 May
52
Good
Sat
4 May
70
Good
Sun
5 May
91
Good
Mon
6 May
94
Good
Tue
7 May
94
Good
Air quality in the last 12 months (Hongya)
|
2024/02
|
85
|
69
|
30
|
35
|
44
|
53
|
62
|
64
|
66
|
185
|
105
|
106
|
94
|
96
|
39
|
37
|
53
|
72
|
94
|
175
|
64
|
52
|
41
|
51
|
69
|
82
|
87
|
83
|
46
|
||
|
2024/01
|
172
|
68
|
81
|
77
|
78
|
82
|
101
|
108
|
95
|
109
|
126
|
143
|
183
|
124
|
104
|
75
|
72
|
84
|
93
|
40
|
31
|
36
|
41
|
41
|
51
|
59
|
75
|
91
|
127
|
143
|
118
|
|
2023/12
|
43
|
42
|
78
|
87
|
84
|
64
|
83
|
119
|
121
|
134
|
84
|
67
|
84
|
78
|
50
|
58
|
61
|
62
|
77
|
86
|
79
|
95
|
127
|
90
|
120
|
124
|
145
|
185
|
156
|
144
|
213
|
|
2023/11
|
85
|
62
|
38
|
41
|
42
|
49
|
65
|
75
|
69
|
85
|
52
|
25
|
27
|
35
|
36
|
41
|
57
|
76
|
84
|
97
|
89
|
53
|
71
|
103
|
106
|
37
|
64
|
67
|
76
|
54
|
|
|
2023/10
|
28
|
24
|
25
|
24
|
21
|
17
|
23
|
27
|
18
|
29
|
29
|
23
|
22
|
31
|
45
|
61
|
75
|
38
|
20
|
27
|
50
|
62
|
83
|
99
|
100
|
35
|
25
|
40
|
53
|
67
|
67
|
|
2023/09
|
29
|
37
|
52
|
67
|
70
|
66
|
61
|
42
|
51
|
29
|
23
|
25
|
34
|
42
|
56
|
52
|
54
|
36
|
31
|
27
|
25
|
27
|
21
|
21
|
20
|
28
|
37
|
40
|
30
|
37
|
|
|
2023/08
|
29
|
31
|
28
|
23
|
28
|
23
|
27
|
30
|
28
|
28
|
27
|
29
|
32
|
39
|
41
|
36
|
35
|
37
|
45
|
30
|
28
|
41
|
51
|
25
|
24
|
21
|
31
|
36
|
41
|
30
|
35
|
|
2023/07
|
43
|
45
|
36
|
31
|
48
|
59
|
50
|
57
|
70
|
69
|
48
|
24
|
18
|
36
|
48
|
43
|
56
|
58
|
49
|
38
|
44
|
40
|
45
|
31
|
29
|
19
|
18
|
24
|
30
|
34
|
31
|
|
2023/06
|
27
|
26
|
24
|
21
|
30
|
34
|
39
|
38
|
38
|
43
|
36
|
50
|
42
|
37
|
28
|
34
|
45
|
45
|
36
|
40
|
31
|
32
|
47
|
54
|
59
|
60
|
63
|
43
|
42
|
34
|
|
|
2023/05
|
70
|
61
|
63
|
57
|
53
|
50
|
30
|
19
|
17
|
19
|
26
|
48
|
40
|
47
|
51
|
72
|
60
|
38
|
44
|
51
|
37
|
38
|
42
|
54
|
62
|
43
|
48
|
42
|
46
|
62
|
64
|
|
2023/04
|
56
|
72
|
37
|
38
|
35
|
49
|
79
|
77
|
71
|
84
|
57
|
47
|
45
|
44
|
56
|
71
|
83
|
41
|
50
|
42
|
33
|
22
|
22
|
33
|
34
|
49
|
57
|
58
|
54
|
66
|
|
|
2023/03
|
66
|
67
|
64
|
62
|
73
|
80
|
97
|
69
|
49
|
57
|
60
|
36
|
34
|
55
|
64
|
69
|
53
|
47
|
43
|
44
|
42
|
54
|
32
|
24
|
28
|
38
|
26
|
34
|
26
|
42
|
61
|
|
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