Air Quality
Excellent
No health implications.
12
PM2.5
27
PM10
57
O3
0.6
CO
9
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
41
Excellent
Thu
16 Jul
36
Excellent
Fri
17 Jul
40
Excellent
Sat
18 Jul
37
Excellent
Sun
19 Jul
36
Excellent
Mon
20 Jul
46
Excellent
Tue
21 Jul
16
Excellent
Air quality in the last 12 months (Guanshan Lake)
|
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
|
|
|
2025/08
|
30
|
35
|
33
|
32
|
32
|
28
|
21
|
22
|
26
|
30
|
25
|
30
|
33
|
37
|
22
|
19
|
21
|
25
|
17
|
21
|
20
|
17
|
23
|
24
|
25
|
26
|
21
|
30
|
28
|
30
|
34
|
|
2025/07
|
14
|
13
|
17
|
17
|
16
|
25
|
29
|
28
|
20
|
24
|
22
|
25
|
25
|
24
|
24
|
25
|
22
|
23
|
23
|
24
|
13
|
12
|
10
|
18
|
21
|
23
|
29
|
34
|
35
|
31
|
25
|
|
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