Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
27
O3
0.5
CO
2
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Oct
35
Excellent
Thu
2 Oct
31
Excellent
Fri
3 Oct
33
Excellent
Sat
4 Oct
37
Excellent
Sun
5 Oct
33
Excellent
Mon
6 Oct
20
Excellent
Tue
7 Oct
26
Excellent
Air quality in the last 12 months (Hongta)
|
2025/08
|
24
|
27
|
26
|
17
|
20
|
26
|
15
|
12
|
14
|
21
|
16
|
19
|
13
|
26
|
29
|
12
|
13
|
20
|
25
|
20
|
11
|
8
|
11
|
16
|
13
|
9
|
10
|
16
|
16
|
17
|
17
|
|
2025/07
|
22
|
15
|
15
|
20
|
19
|
15
|
23
|
14
|
15
|
18
|
19
|
19
|
25
|
36
|
30
|
33
|
26
|
22
|
18
|
24
|
21
|
11
|
10
|
11
|
13
|
32
|
43
|
25
|
31
|
31
|
14
|
|
2025/06
|
13
|
14
|
9
|
12
|
23
|
35
|
34
|
33
|
19
|
34
|
37
|
33
|
34
|
38
|
24
|
32
|
19
|
10
|
12
|
13
|
15
|
8
|
13
|
12
|
14
|
14
|
17
|
17
|
17
|
18
|
|
|
2025/05
|
27
|
29
|
22
|
18
|
22
|
25
|
28
|
28
|
37
|
38
|
17
|
27
|
24
|
28
|
19
|
20
|
22
|
17
|
23
|
26
|
34
|
28
|
51
|
30
|
19
|
11
|
17
|
15
|
10
|
15
|
15
|
|
2025/04
|
35
|
65
|
77
|
81
|
81
|
72
|
67
|
53
|
59
|
60
|
51
|
39
|
65
|
50
|
39
|
22
|
22
|
28
|
33
|
35
|
35
|
28
|
39
|
52
|
55
|
61
|
63
|
62
|
39
|
27
|
|
|
2025/03
|
49
|
43
|
51
|
49
|
54
|
51
|
44
|
50
|
47
|
46
|
48
|
60
|
65
|
66
|
64
|
48
|
50
|
17
|
24
|
46
|
79
|
67
|
54
|
39
|
38
|
42
|
46
|
98
|
111
|
80
|
66
|
|
2025/02
|
49
|
55
|
26
|
36
|
60
|
55
|
38
|
47
|
42
|
35
|
41
|
45
|
56
|
56
|
63
|
68
|
59
|
45
|
49
|
57
|
61
|
57
|
53
|
26
|
29
|
30
|
38
|
46
|
|||
|
2025/01
|
40
|
32
|
41
|
41
|
33
|
52
|
44
|
34
|
39
|
37
|
19
|
40
|
44
|
40
|
67
|
66
|
53
|
46
|
53
|
46
|
48
|
37
|
42
|
28
|
28
|
23
|
37
|
58
|
82
|
34
|
37
|
|
2024/12
|
24
|
24
|
28
|
27
|
25
|
31
|
26
|
28
|
22
|
29
|
34
|
30
|
32
|
28
|
30
|
43
|
29
|
33
|
45
|
39
|
31
|
41
|
31
|
38
|
37
|
38
|
43
|
41
|
42
|
32
|
41
|
|
2024/11
|
33
|
33
|
41
|
42
|
40
|
45
|
31
|
27
|
17
|
21
|
25
|
29
|
23
|
24
|
27
|
28
|
30
|
33
|
34
|
35
|
19
|
27
|
20
|
23
|
25
|
31
|
23
|
11
|
21
|
18
|
|
|
2024/10
|
12
|
14
|
22
|
22
|
33
|
34
|
34
|
42
|
23
|
15
|
29
|
31
|
21
|
25
|
25
|
23
|
22
|
31
|
40
|
29
|
16
|
23
|
17
|
31
|
26
|
29
|
40
|
44
|
42
|
43
|
34
|
|
2024/09
|
27
|
26
|
24
|
28
|
15
|
28
|
31
|
11
|
7
|
9
|
12
|
14
|
27
|
33
|
35
|
20
|
19
|
17
|
24
|
30
|
31
|
17
|
18
|
33
|
37
|
44
|
41
|
28
|
24
|
32
|
|
|
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