Air Quality
Excellent
No health implications.
18
PM2.5
41
PM10
117
O3
0.4
CO
11
SO2
1
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Mar
54
Good
Thu
26 Mar
71
Good
Fri
27 Mar
94
Good
Sat
28 Mar
66
Good
Sun
29 Mar
63
Good
Mon
30 Mar
60
Good
Tue
31 Mar
37
Excellent
Guinan Air quality rank
Air quality in the last 12 months (Guinan)
|
2026/02
|
55
|
49
|
49
|
46
|
44
|
64
|
41
|
38
|
74
|
54
|
41
|
43
|
32
|
29
|
54
|
49
|
71
|
44
|
36
|
18
|
42
|
26
|
53
|
41
|
37
|
45
|
45
|
50
|
|||
|
2026/01
|
39
|
50
|
57
|
43
|
36
|
37
|
29
|
33
|
29
|
24
|
31
|
34
|
32
|
56
|
45
|
34
|
41
|
64
|
76
|
61
|
51
|
43
|
37
|
31
|
79
|
77
|
60
|
65
|
75
|
55
|
44
|
|
2025/12
|
29
|
40
|
36
|
36
|
36
|
37
|
38
|
38
|
42
|
32
|
46
|
189
|
47
|
40
|
39
|
41
|
34
|
34
|
41
|
48
|
46
|
56
|
65
|
49
|
46
|
40
|
32
|
31
|
31
|
34
|
40
|
|
2025/11
|
41
|
47
|
37
|
33
|
39
|
41
|
89
|
80
|
61
|
42
|
42
|
41
|
32
|
37
|
34
|
39
|
53
|
42
|
30
|
31
|
31
|
32
|
38
|
91
|
47
|
58
|
34
|
33
|
33
|
30
|
|
|
2025/10
|
20
|
27
|
25
|
35
|
30
|
23
|
21
|
23
|
23
|
24
|
21
|
24
|
32
|
31
|
34
|
41
|
39
|
39
|
38
|
39
|
36
|
33
|
25
|
28
|
34
|
36
|
33
|
31
|
32
|
33
|
43
|
|
2025/09
|
26
|
20
|
32
|
32
|
35
|
49
|
49
|
47
|
46
|
39
|
32
|
33
|
34
|
42
|
31
|
64
|
35
|
29
|
31
|
35
|
25
|
26
|
42
|
38
|
32
|
30
|
28
|
25
|
28
|
31
|
|
|
2025/08
|
40
|
33
|
28
|
19
|
19
|
21
|
21
|
23
|
19
|
24
|
31
|
37
|
33
|
31
|
29
|
31
|
32
|
27
|
23
|
19
|
13
|
20
|
23
|
28
|
29
|
37
|
22
|
17
|
25
|
31
|
33
|
|
2025/07
|
30
|
21
|
26
|
20
|
22
|
25
|
36
|
40
|
42
|
34
|
32
|
31
|
30
|
33
|
39
|
32
|
26
|
32
|
28
|
20
|
22
|
31
|
26
|
21
|
21
|
23
|
31
|
29
|
30
|
23
|
36
|
|
2025/06
|
22
|
27
|
25
|
29
|
24
|
29
|
32
|
25
|
19
|
29
|
22
|
30
|
37
|
30
|
29
|
32
|
41
|
36
|
24
|
27
|
21
|
23
|
23
|
17
|
21
|
32
|
29
|
28
|
26
|
38
|
|
|
2025/05
|
35
|
40
|
94
|
76
|
36
|
51
|
80
|
83
|
55
|
28
|
30
|
42
|
56
|
94
|
22
|
32
|
31
|
42
|
37
|
30
|
38
|
80
|
62
|
52
|
34
|
38
|
34
|
27
|
39
|
45
|
45
|
|
2025/04
|
89
|
87
|
59
|
69
|
77
|
60
|
78
|
86
|
60
|
53
|
51
|
20
|
29
|
35
|
50
|
60
|
51
|
86
|
58
|
73
|
86
|
62
|
54
|
42
|
38
|
30
|
115
|
42
|
39
|
42
|
|
|
2025/03
|
46
|
50
|
45
|
34
|
52
|
78
|
80
|
50
|
27
|
33
|
50
|
95
|
55
|
40
|
51
|
41
|
42
|
52
|
58
|
53
|
50
|
58
|
50
|
27
|
17
|
80
|
207
|
76
|
72
|
106
|
114
|
|
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