Air Quality
Excellent
No health implications.
16
PM2.5
39
PM10
60
O3
0.6
CO
8
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jan
58
Good
Thu
16 Jan
84
Good
Fri
17 Jan
127
Light
Sat
18 Jan
142
Light
Sun
19 Jan
192
Moderate
Mon
20 Jan
194
Moderate
Tue
21 Jan
19
Excellent
Air quality in the last 12 months (Guannan)
|
2024/12
|
79
|
97
|
51
|
67
|
154
|
170
|
107
|
45
|
60
|
81
|
63
|
44
|
78
|
63
|
79
|
82
|
101
|
46
|
51
|
84
|
87
|
53
|
65
|
90
|
112
|
90
|
67
|
67
|
67
|
95
|
74
|
|
2024/11
|
45
|
77
|
94
|
74
|
38
|
47
|
40
|
41
|
40
|
40
|
59
|
100
|
81
|
55
|
57
|
68
|
37
|
29
|
29
|
48
|
81
|
65
|
33
|
33
|
24
|
43
|
64
|
62
|
60
|
66
|
|
|
2024/10
|
25
|
26
|
35
|
34
|
24
|
29
|
38
|
42
|
46
|
70
|
109
|
97
|
43
|
56
|
95
|
65
|
22
|
18
|
36
|
37
|
35
|
61
|
42
|
51
|
49
|
33
|
70
|
41
|
48
|
64
|
52
|
|
2024/09
|
42
|
30
|
28
|
25
|
38
|
30
|
23
|
19
|
21
|
20
|
20
|
12
|
30
|
34
|
30
|
29
|
16
|
18
|
17
|
14
|
27
|
31
|
30
|
34
|
28
|
42
|
38
|
22
|
29
|
33
|
|
|
2024/08
|
21
|
18
|
28
|
36
|
31
|
21
|
21
|
20
|
32
|
37
|
94
|
57
|
50
|
26
|
25
|
21
|
26
|
20
|
16
|
13
|
28
|
46
|
46
|
47
|
29
|
30
|
17
|
22
|
24
|
31
|
33
|
|
2024/07
|
34
|
21
|
42
|
23
|
25
|
21
|
21
|
20
|
17
|
57
|
73
|
65
|
17
|
15
|
16
|
41
|
31
|
13
|
19
|
19
|
25
|
29
|
41
|
44
|
21
|
25
|
25
|
23
|
28
|
39
|
32
|
|
2024/06
|
26
|
42
|
57
|
38
|
36
|
36
|
36
|
57
|
64
|
60
|
54
|
58
|
53
|
62
|
40
|
48
|
36
|
45
|
27
|
18
|
33
|
30
|
52
|
96
|
63
|
41
|
32
|
36
|
14
|
27
|
|
|
2024/05
|
42
|
40
|
35
|
37
|
36
|
74
|
84
|
49
|
47
|
54
|
123
|
138
|
111
|
84
|
61
|
48
|
58
|
62
|
39
|
35
|
25
|
31
|
48
|
38
|
32
|
49
|
28
|
40
|
37
|
34
|
58
|
|
2024/04
|
79
|
56
|
34
|
42
|
55
|
53
|
51
|
50
|
74
|
58
|
54
|
55
|
21
|
28
|
51
|
107
|
115
|
91
|
76
|
19
|
33
|
47
|
49
|
68
|
61
|
45
|
20
|
22
|
42
|
51
|
|
|
2024/03
|
55
|
66
|
80
|
63
|
34
|
59
|
83
|
89
|
75
|
81
|
81
|
100
|
52
|
66
|
59
|
68
|
130
|
72
|
88
|
62
|
71
|
82
|
78
|
45
|
42
|
62
|
93
|
85
|
99
|
115
|
72
|
|
2024/02
|
35
|
33
|
42
|
46
|
62
|
80
|
137
|
165
|
178
|
245
|
249
|
111
|
70
|
82
|
48
|
35
|
51
|
57
|
54
|
28
|
26
|
31
|
38
|
59
|
105
|
77
|
61
|
49
|
54
|
||
|
2024/01
|
85
|
116
|
157
|
115
|
122
|
124
|
42
|
51
|
102
|
58
|
90
|
163
|
156
|
148
|
45
|
36
|
41
|
56
|
64
|
76
|
60
|
40
|
44
|
56
|
70
|
90
|
103
|
102
|
144
|
92
|
44
|
|
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