Air Quality
Excellent
No health implications.
22
PM2.5
31
PM10
53
O3
0.6
CO
9
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
56
Good
Wed
7 May
85
Good
Thu
8 May
60
Good
Fri
9 May
60
Good
Sat
10 May
84
Good
Sun
11 May
92
Good
Mon
12 May
31
Excellent
Air quality in the last 12 months (Yitong)
|
2025/02
|
121
|
131
|
63
|
78
|
69
|
70
|
52
|
33
|
60
|
81
|
67
|
66
|
68
|
72
|
70
|
41
|
31
|
46
|
49
|
50
|
50
|
51
|
53
|
49
|
99
|
48
|
72
|
105
|
|||
|
2025/01
|
34
|
34
|
45
|
59
|
79
|
98
|
60
|
47
|
62
|
68
|
83
|
106
|
88
|
57
|
35
|
48
|
51
|
61
|
65
|
84
|
114
|
96
|
87
|
74
|
75
|
82
|
76
|
69
|
89
|
62
|
90
|
|
2024/12
|
44
|
20
|
22
|
21
|
24
|
39
|
43
|
51
|
62
|
72
|
50
|
53
|
66
|
40
|
31
|
36
|
41
|
63
|
62
|
62
|
70
|
48
|
59
|
40
|
53
|
32
|
33
|
37
|
46
|
52
|
36
|
|
2024/11
|
69
|
93
|
121
|
28
|
19
|
37
|
40
|
69
|
48
|
50
|
74
|
49
|
70
|
31
|
26
|
48
|
44
|
89
|
52
|
55
|
79
|
64
|
97
|
65
|
48
|
48
|
30
|
42
|
36
|
57
|
|
|
2024/10
|
17
|
26
|
23
|
32
|
41
|
40
|
32
|
38
|
38
|
24
|
30
|
38
|
55
|
41
|
17
|
28
|
62
|
40
|
24
|
36
|
22
|
34
|
40
|
53
|
79
|
83
|
39
|
36
|
57
|
82
|
75
|
|
2024/09
|
14
|
16
|
16
|
21
|
16
|
17
|
22
|
21
|
24
|
18
|
24
|
22
|
24
|
16
|
24
|
25
|
30
|
25
|
26
|
17
|
20
|
26
|
21
|
21
|
19
|
22
|
27
|
29
|
29
|
17
|
|
|
2024/08
|
14
|
18
|
18
|
22
|
15
|
16
|
26
|
31
|
25
|
25
|
24
|
24
|
18
|
23
|
27
|
26
|
31
|
31
|
20
|
22
|
12
|
14
|
20
|
26
|
21
|
20
|
20
|
17
|
23
|
27
|
19
|
|
2024/07
|
64
|
42
|
11
|
26
|
29
|
24
|
32
|
52
|
45
|
49
|
59
|
60
|
60
|
54
|
54
|
31
|
11
|
22
|
30
|
20
|
24
|
17
|
16
|
12
|
15
|
7
|
8
|
7
|
12
|
19
|
17
|
|
2024/06
|
21
|
15
|
20
|
27
|
34
|
24
|
26
|
21
|
18
|
20
|
28
|
28
|
30
|
15
|
13
|
18
|
22
|
22
|
39
|
30
|
35
|
57
|
24
|
8
|
12
|
23
|
38
|
33
|
22
|
29
|
|
|
2024/05
|
34
|
47
|
52
|
43
|
35
|
46
|
38
|
31
|
44
|
47
|
60
|
24
|
32
|
42
|
17
|
21
|
36
|
44
|
17
|
14
|
22
|
38
|
24
|
23
|
18
|
10
|
9
|
20
|
29
|
29
|
12
|
|
2024/04
|
71
|
94
|
52
|
73
|
138
|
69
|
83
|
76
|
91
|
175
|
67
|
76
|
46
|
46
|
121
|
118
|
56
|
55
|
91
|
228
|
154
|
55
|
49
|
45
|
44
|
54
|
58
|
28
|
44
|
40
|
|
|
2024/03
|
33
|
43
|
32
|
37
|
36
|
41
|
41
|
30
|
36
|
64
|
83
|
36
|
44
|
59
|
72
|
75
|
30
|
51
|
38
|
36
|
47
|
37
|
46
|
23
|
29
|
45
|
74
|
180
|
75
|
47
|
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