Air Quality
Excellent
No health implications.
6
PM2.5
11
PM10
104
O3
0.5
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
99
Good
Thu
22 May
72
Good
Fri
23 May
46
Excellent
Sat
24 May
89
Good
Sun
25 May
100
Good
Mon
26 May
119
Light
Tue
27 May
43
Excellent
Air quality in the last 12 months (Gusu)
|
2025/04
|
47
|
64
|
44
|
49
|
68
|
70
|
67
|
63
|
77
|
93
|
73
|
132
|
95
|
86
|
56
|
56
|
63
|
66
|
76
|
46
|
59
|
55
|
54
|
77
|
59
|
37
|
45
|
62
|
45
|
56
|
|
|
2025/03
|
45
|
54
|
23
|
20
|
32
|
44
|
60
|
84
|
47
|
50
|
60
|
29
|
33
|
42
|
26
|
46
|
46
|
42
|
52
|
56
|
50
|
53
|
63
|
62
|
83
|
90
|
67
|
62
|
70
|
44
|
38
|
|
2025/02
|
27
|
68
|
78
|
70
|
47
|
42
|
53
|
37
|
47
|
57
|
40
|
93
|
49
|
39
|
85
|
97
|
59
|
43
|
54
|
37
|
36
|
67
|
87
|
88
|
115
|
119
|
127
|
68
|
|||
|
2025/01
|
82
|
57
|
66
|
54
|
94
|
92
|
75
|
76
|
38
|
52
|
68
|
74
|
93
|
130
|
43
|
62
|
78
|
87
|
108
|
170
|
179
|
67
|
43
|
42
|
29
|
51
|
43
|
47
|
95
|
73
|
50
|
|
2024/12
|
67
|
83
|
73
|
36
|
56
|
125
|
164
|
34
|
52
|
46
|
60
|
54
|
75
|
77
|
62
|
67
|
88
|
84
|
37
|
59
|
87
|
50
|
48
|
59
|
88
|
142
|
58
|
63
|
70
|
83
|
86
|
|
2024/11
|
10
|
54
|
83
|
82
|
35
|
28
|
25
|
31
|
36
|
41
|
47
|
46
|
53
|
44
|
73
|
43
|
19
|
26
|
29
|
36
|
61
|
80
|
19
|
29
|
38
|
33
|
62
|
68
|
52
|
57
|
|
|
2024/10
|
18
|
28
|
24
|
21
|
21
|
14
|
17
|
40
|
45
|
66
|
75
|
72
|
26
|
47
|
61
|
37
|
32
|
40
|
27
|
48
|
32
|
39
|
45
|
28
|
37
|
21
|
19
|
59
|
28
|
31
|
27
|
|
2024/09
|
38
|
42
|
25
|
28
|
28
|
41
|
53
|
42
|
23
|
38
|
12
|
29
|
15
|
25
|
24
|
17
|
18
|
27
|
26
|
18
|
22
|
30
|
31
|
43
|
55
|
21
|
29
|
41
|
41
|
41
|
|
|
2024/08
|
30
|
24
|
41
|
38
|
46
|
37
|
42
|
42
|
45
|
44
|
48
|
37
|
40
|
27
|
23
|
38
|
29
|
21
|
20
|
30
|
26
|
34
|
42
|
29
|
36
|
32
|
35
|
30
|
20
|
30
|
33
|
|
2024/07
|
28
|
25
|
22
|
26
|
25
|
35
|
27
|
35
|
37
|
27
|
29
|
27
|
20
|
23
|
57
|
30
|
35
|
29
|
31
|
34
|
41
|
35
|
24
|
20
|
25
|
28
|
23
|
21
|
21
|
22
|
24
|
|
2024/06
|
28
|
24
|
39
|
51
|
44
|
20
|
22
|
35
|
28
|
24
|
22
|
41
|
53
|
38
|
34
|
29
|
28
|
21
|
19
|
26
|
33
|
19
|
18
|
25
|
32
|
18
|
10
|
18
|
27
|
19
|
|
|
2024/05
|
36
|
36
|
38
|
39
|
30
|
40
|
59
|
40
|
26
|
38
|
61
|
61
|
77
|
53
|
50
|
36
|
51
|
43
|
32
|
33
|
27
|
41
|
34
|
32
|
28
|
35
|
28
|
25
|
29
|
50
|
56
|
|
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