Air Quality
Excellent
No health implications.
7
PM2.5
4
PM10
30
O3
0.4
CO
10
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Mar
49
Excellent
Wed
12 Mar
46
Excellent
Thu
13 Mar
58
Good
Fri
14 Mar
94
Good
Sat
15 Mar
87
Good
Sun
16 Mar
49
Excellent
Mon
17 Mar
46
Excellent
Air quality in the last 12 months (Guinan)
|
2025/01
|
33
|
39
|
36
|
43
|
35
|
38
|
52
|
52
|
45
|
64
|
40
|
23
|
28
|
43
|
36
|
34
|
44
|
50
|
40
|
39
|
45
|
46
|
52
|
54
|
101
|
59
|
33
|
39
|
65
|
39
|
35
|
|
2024/12
|
34
|
36
|
30
|
37
|
42
|
32
|
43
|
50
|
44
|
47
|
46
|
45
|
43
|
44
|
34
|
32
|
37
|
50
|
46
|
40
|
50
|
44
|
39
|
52
|
52
|
48
|
45
|
35
|
37
|
38
|
32
|
|
2024/11
|
31
|
31
|
32
|
37
|
37
|
31
|
35
|
36
|
40
|
56
|
52
|
52
|
41
|
39
|
43
|
48
|
40
|
37
|
37
|
34
|
37
|
29
|
32
|
46
|
56
|
35
|
25
|
26
|
36
|
35
|
|
|
2024/10
|
30
|
30
|
30
|
37
|
32
|
30
|
31
|
32
|
27
|
24
|
31
|
28
|
31
|
28
|
35
|
21
|
27
|
26
|
26
|
38
|
60
|
44
|
35
|
37
|
36
|
33
|
28
|
33
|
40
|
44
|
31
|
|
2024/09
|
29
|
22
|
21
|
17
|
16
|
20
|
24
|
25
|
15
|
17
|
17
|
24
|
19
|
17
|
17
|
15
|
15
|
20
|
24
|
15
|
14
|
23
|
29
|
25
|
38
|
32
|
32
|
29
|
34
|
27
|
|
|
2024/08
|
34
|
29
|
25
|
31
|
30
|
31
|
56
|
20
|
29
|
24
|
22
|
27
|
32
|
17
|
27
|
35
|
26
|
25
|
29
|
32
|
31
|
42
|
35
|
20
|
23
|
19
|
26
|
32
|
23
|
23
|
26
|
|
2024/07
|
19
|
22
|
21
|
18
|
30
|
36
|
32
|
19
|
26
|
28
|
28
|
29
|
20
|
19
|
26
|
25
|
20
|
35
|
26
|
23
|
88
|
80
|
24
|
45
|
58
|
36
|
31
|
19
|
29
|
27
|
27
|
|
2024/06
|
30
|
23
|
26
|
27
|
30
|
21
|
22
|
15
|
17
|
20
|
18
|
22
|
16
|
19
|
21
|
15
|
19
|
18
|
27
|
19
|
15
|
17
|
21
|
18
|
30
|
25
|
29
|
19
|
27
|
18
|
|
|
2024/05
|
27
|
28
|
27
|
45
|
44
|
46
|
44
|
29
|
31
|
34
|
16
|
25
|
35
|
22
|
20
|
16
|
39
|
21
|
35
|
38
|
29
|
30
|
40
|
48
|
23
|
27
|
29
|
21
|
17
|
17
|
24
|
|
2024/04
|
39
|
78
|
68
|
53
|
34
|
21
|
24
|
32
|
30
|
40
|
37
|
28
|
36
|
38
|
110
|
94
|
56
|
37
|
51
|
53
|
46
|
46
|
34
|
36
|
31
|
47
|
41
|
72
|
48
|
28
|
|
|
2024/03
|
64
|
54
|
47
|
68
|
70
|
66
|
45
|
49
|
44
|
52
|
34
|
32
|
37
|
32
|
52
|
131
|
84
|
86
|
56
|
45
|
33
|
37
|
70
|
34
|
28
|
29
|
40
|
33
|
35
|
42
|
36
|
|
2024/02
|
35
|
59
|
51
|
45
|
37
|
42
|
45
|
32
|
35
|
66
|
29
|
29
|
28
|
41
|
33
|
30
|
31
|
101
|
152
|
108
|
123
|
111
|
103
|
83
|
64
|
69
|
56
|
62
|
54
|
||
|
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