Air Quality
Excellent
No health implications.
20
PM2.5
41
PM10
70
O3
0.7
CO
8
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Sep
62
Good
Tue
15 Sep
57
Good
Wed
16 Sep
46
Excellent
Thu
17 Sep
48
Excellent
Fri
18 Sep
44
Excellent
Sat
19 Sep
43
Excellent
Sun
20 Sep
24
Excellent
Air quality in the last 12 months (Guanshan Lake)
|
2026/08
|
28
|
25
|
21
|
24
|
28
|
24
|
26
|
29
|
34
|
35
|
39
|
36
|
32
|
29
|
23
|
30
|
31
|
32
|
32
|
30
|
32
|
33
|
29
|
29
|
26
|
23
|
25
|
30
|
28
|
26
|
33
|
|
2026/07
|
27
|
20
|
25
|
21
|
19
|
29
|
27
|
29
|
25
|
25
|
22
|
31
|
31
|
30
|
35
|
36
|
29
|
29
|
34
|
34
|
40
|
42
|
39
|
27
|
25
|
28
|
33
|
22
|
23
|
25
|
24
|
|
2026/06
|
35
|
44
|
35
|
40
|
41
|
36
|
27
|
24
|
24
|
30
|
37
|
35
|
28
|
47
|
34
|
40
|
34
|
21
|
25
|
36
|
23
|
28
|
27
|
18
|
27
|
24
|
30
|
38
|
32
|
20
|
|
|
2026/05
|
39
|
29
|
29
|
36
|
42
|
43
|
45
|
44
|
48
|
59
|
53
|
44
|
36
|
48
|
27
|
28
|
24
|
22
|
36
|
37
|
25
|
28
|
34
|
34
|
42
|
40
|
47
|
33
|
32
|
46
|
43
|
|
2026/04
|
29
|
45
|
32
|
38
|
44
|
43
|
32
|
59
|
47
|
49
|
47
|
41
|
44
|
44
|
44
|
38
|
32
|
36
|
44
|
32
|
30
|
23
|
32
|
35
|
51
|
47
|
32
|
24
|
29
|
40
|
|
|
2026/03
|
45
|
30
|
31
|
36
|
46
|
54
|
27
|
17
|
17
|
27
|
44
|
36
|
40
|
55
|
16
|
21
|
38
|
21
|
31
|
21
|
48
|
29
|
29
|
25
|
37
|
29
|
30
|
27
|
35
|
39
|
23
|
|
2026/02
|
37
|
44
|
35
|
29
|
32
|
51
|
37
|
43
|
20
|
21
|
33
|
42
|
60
|
44
|
38
|
71
|
53
|
43
|
31
|
49
|
37
|
41
|
36
|
66
|
33
|
47
|
23
|
36
|
|||
|
2026/01
|
24
|
26
|
17
|
23
|
33
|
44
|
60
|
53
|
67
|
70
|
81
|
52
|
79
|
77
|
89
|
85
|
121
|
60
|
49
|
25
|
21
|
34
|
52
|
59
|
37
|
35
|
64
|
50
|
37
|
27
|
32
|
|
2025/12
|
84
|
82
|
75
|
68
|
51
|
59
|
37
|
53
|
51
|
41
|
56
|
57
|
34
|
54
|
53
|
71
|
53
|
59
|
36
|
34
|
48
|
31
|
24
|
34
|
42
|
58
|
73
|
79
|
47
|
37
|
31
|
|
2025/11
|
26
|
24
|
13
|
20
|
24
|
21
|
29
|
20
|
13
|
18
|
31
|
34
|
40
|
46
|
50
|
45
|
38
|
23
|
30
|
38
|
43
|
50
|
57
|
50
|
54
|
62
|
58
|
73
|
46
|
62
|
|
|
2025/10
|
14
|
17
|
20
|
23
|
24
|
20
|
16
|
21
|
22
|
26
|
31
|
32
|
31
|
34
|
16
|
17
|
23
|
19
|
16
|
18
|
15
|
22
|
31
|
36
|
30
|
30
|
32
|
30
|
45
|
22
|
25
|
|
2025/09
|
26
|
26
|
26
|
29
|
31
|
39
|
38
|
33
|
24
|
22
|
21
|
23
|
19
|
21
|
23
|
23
|
22
|
22
|
27
|
39
|
26
|
21
|
20
|
15
|
13
|
14
|
20
|
20
|
18
|
15
|
|
|
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