Air Quality
Excellent
No health implications.
26
PM2.5
50
PM10
90
O3
0.5
CO
8
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
75
Good
Sat
4 May
57
Good
Sun
5 May
60
Good
Mon
6 May
81
Good
Tue
7 May
94
Good
Wed
8 May
102
Lightly
Thu
9 May
102
Lightly
Air quality in the last 12 months (Guangshan)
|
2024/02
|
58
|
60
|
96
|
109
|
96
|
128
|
135
|
136
|
118
|
167
|
123
|
66
|
53
|
66
|
59
|
42
|
38
|
46
|
87
|
21
|
51
|
53
|
52
|
88
|
101
|
96
|
81
|
80
|
89
|
||
|
2024/01
|
185
|
139
|
75
|
66
|
97
|
149
|
106
|
115
|
150
|
190
|
130
|
127
|
121
|
201
|
78
|
56
|
53
|
71
|
52
|
67
|
79
|
51
|
42
|
53
|
64
|
72
|
79
|
81
|
84
|
113
|
183
|
|
2023/12
|
53
|
54
|
72
|
80
|
75
|
99
|
71
|
59
|
74
|
69
|
42
|
59
|
57
|
24
|
40
|
46
|
44
|
39
|
63
|
112
|
58
|
56
|
62
|
91
|
91
|
84
|
217
|
221
|
253
|
197
|
132
|
|
2023/11
|
60
|
55
|
102
|
92
|
59
|
41
|
43
|
44
|
86
|
53
|
46
|
80
|
73
|
65
|
75
|
83
|
94
|
74
|
64
|
79
|
57
|
68
|
79
|
56
|
59
|
70
|
79
|
78
|
86
|
47
|
|
|
2023/10
|
55
|
31
|
28
|
38
|
48
|
48
|
37
|
28
|
35
|
46
|
55
|
57
|
65
|
55
|
56
|
53
|
51
|
70
|
53
|
37
|
45
|
49
|
54
|
60
|
71
|
89
|
125
|
132
|
88
|
71
|
72
|
|
2023/09
|
42
|
44
|
51
|
45
|
32
|
32
|
34
|
48
|
57
|
45
|
46
|
35
|
35
|
33
|
36
|
39
|
44
|
43
|
30
|
25
|
26
|
26
|
22
|
21
|
20
|
36
|
41
|
48
|
37
|
29
|
|
|
2023/08
|
28
|
26
|
31
|
37
|
38
|
31
|
33
|
38
|
42
|
45
|
48
|
44
|
32
|
37
|
38
|
49
|
46
|
44
|
51
|
39
|
31
|
33
|
49
|
46
|
50
|
54
|
25
|
28
|
35
|
40
|
43
|
|
2023/07
|
37
|
30
|
28
|
25
|
32
|
30
|
25
|
26
|
25
|
28
|
33
|
35
|
31
|
29
|
45
|
50
|
43
|
25
|
24
|
20
|
22
|
21
|
29
|
37
|
35
|
31
|
28
|
21
|
14
|
20
|
27
|
|
2023/06
|
57
|
65
|
46
|
39
|
26
|
30
|
37
|
47
|
48
|
65
|
71
|
76
|
58
|
63
|
65
|
52
|
36
|
23
|
20
|
43
|
47
|
41
|
38
|
36
|
27
|
34
|
33
|
27
|
26
|
37
|
|
|
2023/05
|
79
|
61
|
35
|
29
|
28
|
47
|
46
|
53
|
56
|
52
|
51
|
53
|
54
|
60
|
60
|
53
|
31
|
46
|
51
|
54
|
74
|
55
|
57
|
39
|
40
|
44
|
33
|
27
|
25
|
26
|
36
|
|
2023/04
|
65
|
73
|
33
|
25
|
30
|
61
|
79
|
65
|
64
|
64
|
275
|
421
|
110
|
93
|
123
|
81
|
72
|
59
|
75
|
71
|
72
|
54
|
33
|
36
|
43
|
40
|
43
|
54
|
170
|
108
|
|
|
2023/03
|
129
|
108
|
101
|
98
|
82
|
66
|
65
|
78
|
83
|
67
|
110
|
102
|
67
|
70
|
123
|
114
|
34
|
48
|
70
|
78
|
85
|
110
|
376
|
176
|
63
|
83
|
93
|
84
|
83
|
73
|
63
|
|
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