Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
27
PM2.5
56
*
PM10
42
O3
0.7
CO
6
SO2
25
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 Jan
38
Excellent
Thu
15 Jan
38
Excellent
Fri
16 Jan
31
Excellent
Sat
17 Jan
39
Excellent
Sun
18 Jan
30
Excellent
Mon
19 Jan
39
Excellent
Tue
20 Jan
15
Excellent
Hongta Air quality rank
Air quality in the last 12 months (Hongta)
|
2025/11
|
28
|
7
|
6
|
14
|
17
|
15
|
25
|
18
|
11
|
17
|
19
|
18
|
22
|
25
|
25
|
24
|
23
|
19
|
14
|
36
|
35
|
38
|
30
|
33
|
38
|
40
|
39
|
32
|
41
|
39
|
|
|
2025/10
|
12
|
14
|
16
|
18
|
20
|
18
|
8
|
10
|
17
|
20
|
23
|
25
|
26
|
30
|
23
|
16
|
14
|
18
|
22
|
32
|
13
|
14
|
13
|
29
|
35
|
23
|
20
|
27
|
25
|
27
|
28
|
|
2025/09
|
20
|
20
|
15
|
20
|
19
|
21
|
19
|
21
|
12
|
20
|
15
|
16
|
16
|
10
|
18
|
18
|
18
|
24
|
20
|
18
|
25
|
21
|
14
|
12
|
21
|
9
|
15
|
20
|
9
|
8
|
|
|
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
|
|
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