Air Quality
Excellent
No health implications.
7
PM2.5
22
PM10
49
O3
0.4
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Oct
37
Excellent
Fri
17 Oct
45
Excellent
Sat
18 Oct
57
Good
Sun
19 Oct
48
Excellent
Mon
20 Oct
57
Good
Tue
21 Oct
34
Excellent
Wed
22 Oct
22
Excellent
Air quality in the last 12 months (Potou)
|
2025/08
|
18
|
23
|
29
|
32
|
24
|
27
|
28
|
20
|
23
|
19
|
17
|
20
|
24
|
24
|
16
|
18
|
15
|
11
|
13
|
21
|
18
|
10
|
14
|
17
|
15
|
13
|
21
|
22
|
20
|
11
|
12
|
|
2025/07
|
13
|
10
|
18
|
24
|
26
|
37
|
25
|
21
|
31
|
24
|
23
|
23
|
21
|
24
|
25
|
27
|
23
|
24
|
18
|
19
|
12
|
20
|
20
|
16
|
23
|
20
|
24
|
20
|
19
|
24
|
22
|
|
2025/06
|
21
|
24
|
28
|
24
|
14
|
16
|
16
|
19
|
20
|
20
|
21
|
17
|
19
|
19
|
20
|
21
|
19
|
18
|
14
|
16
|
16
|
13
|
13
|
13
|
16
|
10
|
9
|
15
|
15
|
14
|
|
|
2025/05
|
27
|
24
|
27
|
22
|
22
|
24
|
20
|
15
|
13
|
21
|
30
|
33
|
28
|
24
|
13
|
11
|
17
|
24
|
18
|
19
|
21
|
16
|
15
|
17
|
24
|
41
|
49
|
24
|
16
|
15
|
18
|
|
2025/04
|
23
|
50
|
44
|
50
|
38
|
53
|
58
|
42
|
37
|
27
|
24
|
44
|
170
|
150
|
134
|
109
|
77
|
59
|
38
|
28
|
26
|
40
|
31
|
33
|
22
|
29
|
24
|
21
|
34
|
35
|
|
|
2025/03
|
32
|
21
|
26
|
21
|
34
|
9
|
15
|
26
|
42
|
28
|
36
|
32
|
20
|
18
|
24
|
19
|
40
|
52
|
55
|
68
|
60
|
56
|
51
|
53
|
53
|
29
|
32
|
25
|
16
|
11
|
14
|
|
2025/02
|
29
|
23
|
34
|
23
|
45
|
49
|
51
|
36
|
53
|
44
|
39
|
47
|
73
|
31
|
26
|
32
|
73
|
54
|
44
|
35
|
31
|
52
|
61
|
23
|
58
|
72
|
63
|
38
|
|||
|
2025/01
|
101
|
87
|
92
|
66
|
83
|
89
|
60
|
69
|
90
|
69
|
46
|
45
|
50
|
74
|
54
|
74
|
62
|
60
|
73
|
76
|
69
|
47
|
49
|
37
|
35
|
25
|
41
|
52
|
119
|
49
|
42
|
|
2024/12
|
52
|
47
|
49
|
48
|
39
|
67
|
77
|
35
|
46
|
56
|
46
|
51
|
48
|
56
|
60
|
48
|
58
|
60
|
49
|
57
|
76
|
65
|
70
|
72
|
77
|
74
|
89
|
78
|
86
|
65
|
85
|
|
2024/11
|
48
|
48
|
61
|
41
|
56
|
59
|
61
|
52
|
65
|
59
|
44
|
59
|
79
|
67
|
64
|
46
|
25
|
35
|
35
|
21
|
27
|
35
|
36
|
45
|
26
|
34
|
37
|
44
|
42
|
41
|
|
|
2024/10
|
41
|
24
|
42
|
53
|
49
|
50
|
47
|
66
|
63
|
54
|
47
|
35
|
35
|
32
|
30
|
31
|
25
|
14
|
22
|
34
|
39
|
47
|
23
|
33
|
42
|
47
|
38
|
25
|
26
|
32
|
45
|
|
2024/09
|
17
|
20
|
38
|
35
|
43
|
17
|
23
|
31
|
22
|
15
|
17
|
31
|
28
|
39
|
31
|
33
|
22
|
19
|
26
|
23
|
26
|
13
|
16
|
16
|
34
|
41
|
37
|
32
|
26
|
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