Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
173
*
PM2.5
196
PM10
32
O3
0.5
CO
11
SO2
23
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
29 Jan
114
Light
Thu
30 Jan
112
Light
Fri
31 Jan
97
Good
Sat
1 Feb
108
Light
Sun
2 Feb
68
Good
Mon
3 Feb
45
Excellent
Tue
4 Feb
16
Excellent
Air quality in the last 12 months (Gu'an)
|
2024/12
|
96
|
24
|
58
|
73
|
55
|
34
|
19
|
42
|
64
|
52
|
53
|
87
|
46
|
36
|
47
|
54
|
29
|
23
|
60
|
57
|
24
|
36
|
53
|
90
|
101
|
32
|
33
|
44
|
77
|
73
|
59
|
|
2024/11
|
119
|
89
|
60
|
26
|
55
|
68
|
118
|
147
|
132
|
126
|
98
|
124
|
101
|
45
|
59
|
53
|
41
|
58
|
65
|
86
|
45
|
37
|
53
|
114
|
58
|
20
|
22
|
28
|
47
|
58
|
|
|
2024/10
|
15
|
22
|
45
|
66
|
84
|
96
|
37
|
50
|
110
|
31
|
71
|
112
|
127
|
121
|
68
|
54
|
65
|
46
|
20
|
39
|
57
|
37
|
55
|
101
|
152
|
204
|
64
|
62
|
113
|
160
|
171
|
|
2024/09
|
33
|
19
|
43
|
59
|
31
|
31
|
39
|
41
|
61
|
26
|
29
|
31
|
46
|
36
|
40
|
54
|
51
|
53
|
53
|
31
|
12
|
19
|
42
|
63
|
52
|
50
|
48
|
63
|
74
|
11
|
|
|
2024/08
|
32
|
45
|
35
|
26
|
17
|
38
|
48
|
42
|
46
|
47
|
35
|
16
|
18
|
32
|
48
|
44
|
47
|
26
|
29
|
23
|
23
|
32
|
44
|
35
|
41
|
18
|
21
|
35
|
45
|
58
|
55
|
|
2024/07
|
35
|
39
|
44
|
66
|
69
|
30
|
54
|
35
|
63
|
66
|
71
|
59
|
58
|
77
|
55
|
42
|
31
|
38
|
52
|
37
|
46
|
38
|
54
|
47
|
19
|
24
|
35
|
30
|
38
|
15
|
30
|
|
2024/06
|
47
|
59
|
57
|
63
|
64
|
74
|
59
|
50
|
59
|
65
|
63
|
65
|
82
|
45
|
45
|
64
|
64
|
64
|
64
|
63
|
54
|
83
|
89
|
38
|
46
|
71
|
59
|
66
|
68
|
42
|
|
|
2024/05
|
55
|
63
|
61
|
76
|
60
|
66
|
70
|
73
|
72
|
87
|
131
|
44
|
68
|
80
|
35
|
64
|
74
|
85
|
60
|
36
|
46
|
73
|
73
|
34
|
24
|
30
|
42
|
61
|
71
|
63
|
25
|
|
2024/04
|
82
|
79
|
73
|
65
|
73
|
96
|
71
|
94
|
51
|
66
|
111
|
89
|
71
|
58
|
114
|
75
|
96
|
100
|
84
|
56
|
93
|
88
|
37
|
60
|
93
|
98
|
96
|
43
|
29
|
31
|
|
|
2024/03
|
39
|
89
|
75
|
64
|
76
|
73
|
91
|
33
|
68
|
108
|
106
|
86
|
75
|
85
|
101
|
131
|
51
|
122
|
95
|
62
|
87
|
78
|
93
|
86
|
76
|
96
|
139
|
267
|
118
|
72
|
89
|
|
2024/02
|
55
|
74
|
106
|
97
|
112
|
96
|
42
|
73
|
159
|
53
|
96
|
148
|
183
|
121
|
34
|
67
|
84
|
95
|
45
|
35
|
28
|
25
|
44
|
75
|
72
|
86
|
72
|
88
|
44
|
||
|
2024/01
|
125
|
176
|
84
|
127
|
75
|
33
|
31
|
70
|
66
|
82
|
135
|
171
|
104
|
36
|
53
|
91
|
104
|
87
|
58
|
60
|
32
|
22
|
24
|
38
|
52
|
53
|
46
|
68
|
105
|
126
|
104
|
|
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