Air Quality
Excellent
No health implications.
22
PM2.5
49
PM10
94
O3
0.6
CO
7
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
83
Good
Sat
4 May
70
Good
Sun
5 May
76
Good
Mon
6 May
93
Good
Tue
7 May
97
Good
Wed
8 May
96
Good
Thu
9 May
84
Good
Air quality in the last 12 months (Gu County)
|
2024/02
|
135
|
162
|
116
|
84
|
141
|
164
|
158
|
180
|
161
|
201
|
80
|
70
|
70
|
69
|
84
|
57
|
60
|
127
|
183
|
57
|
48
|
47
|
40
|
99
|
109
|
98
|
82
|
108
|
117
|
||
|
2024/01
|
99
|
97
|
61
|
73
|
66
|
55
|
52
|
94
|
98
|
66
|
89
|
99
|
130
|
116
|
98
|
112
|
100
|
137
|
88
|
100
|
32
|
29
|
51
|
58
|
64
|
59
|
65
|
70
|
67
|
118
|
165
|
|
2023/12
|
43
|
72
|
84
|
119
|
129
|
146
|
125
|
103
|
109
|
76
|
73
|
113
|
69
|
57
|
29
|
32
|
37
|
81
|
83
|
39
|
30
|
54
|
62
|
55
|
65
|
91
|
131
|
204
|
239
|
203
|
68
|
|
2023/11
|
90
|
76
|
84
|
73
|
47
|
50
|
54
|
78
|
69
|
55
|
52
|
52
|
63
|
79
|
75
|
82
|
51
|
62
|
101
|
88
|
116
|
104
|
53
|
55
|
58
|
88
|
95
|
59
|
48
|
32
|
|
|
2023/10
|
51
|
44
|
60
|
80
|
64
|
47
|
60
|
69
|
55
|
61
|
77
|
76
|
86
|
75
|
72
|
77
|
89
|
66
|
54
|
57
|
60
|
66
|
76
|
94
|
139
|
109
|
76
|
80
|
90
|
83
|
91
|
|
2023/09
|
57
|
54
|
54
|
67
|
59
|
64
|
71
|
65
|
51
|
45
|
59
|
51
|
53
|
49
|
51
|
58
|
44
|
41
|
48
|
54
|
52
|
55
|
48
|
34
|
61
|
64
|
63
|
68
|
66
|
58
|
|
|
2023/08
|
29
|
35
|
43
|
42
|
40
|
38
|
48
|
49
|
58
|
65
|
55
|
32
|
54
|
62
|
62
|
76
|
104
|
110
|
89
|
48
|
43
|
61
|
47
|
38
|
49
|
31
|
22
|
38
|
47
|
62
|
57
|
|
2023/07
|
73
|
61
|
48
|
45
|
68
|
76
|
67
|
43
|
54
|
67
|
63
|
44
|
44
|
43
|
36
|
55
|
63
|
71
|
76
|
54
|
51
|
49
|
64
|
62
|
47
|
45
|
46
|
53
|
46
|
17
|
27
|
|
2023/06
|
50
|
53
|
47
|
53
|
72
|
76
|
65
|
50
|
49
|
50
|
66
|
62
|
60
|
71
|
63
|
62
|
43
|
53
|
56
|
74
|
71
|
77
|
68
|
61
|
74
|
71
|
65
|
45
|
56
|
68
|
|
|
2023/05
|
73
|
70
|
67
|
61
|
75
|
35
|
46
|
55
|
57
|
58
|
69
|
70
|
66
|
71
|
75
|
71
|
70
|
67
|
66
|
109
|
61
|
44
|
53
|
50
|
57
|
69
|
34
|
40
|
54
|
49
|
47
|
|
2023/04
|
71
|
85
|
53
|
34
|
45
|
55
|
54
|
58
|
88
|
121
|
383
|
190
|
129
|
139
|
103
|
98
|
86
|
113
|
99
|
262
|
33
|
43
|
34
|
45
|
74
|
69
|
65
|
186
|
103
|
81
|
|
|
2023/03
|
59
|
69
|
82
|
75
|
85
|
90
|
90
|
112
|
102
|
80
|
212
|
125
|
83
|
88
|
68
|
70
|
60
|
85
|
82
|
79
|
100
|
209
|
480
|
229
|
144
|
106
|
91
|
80
|
71
|
78
|
68
|
|
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