Air Quality
Excellent
No health implications.
12
PM2.5
15
PM10
69
O3
0.7
CO
8
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Feb
44
Excellent
Tue
25 Feb
45
Excellent
Wed
26 Feb
41
Excellent
Thu
27 Feb
46
Excellent
Fri
28 Feb
44
Excellent
Sat
1 Mar
48
Excellent
Sun
2 Mar
42
Excellent
Air quality in the last 12 months (Hongta)
|
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
|
|
|
2024/08
|
41
|
36
|
21
|
16
|
18
|
15
|
13
|
12
|
9
|
16
|
28
|
41
|
46
|
39
|
33
|
26
|
33
|
36
|
25
|
37
|
36
|
30
|
18
|
22
|
21
|
16
|
28
|
30
|
27
|
30
|
35
|
|
2024/07
|
12
|
19
|
23
|
13
|
17
|
25
|
17
|
17
|
14
|
13
|
10
|
14
|
20
|
12
|
15
|
17
|
23
|
20
|
16
|
13
|
17
|
17
|
25
|
20
|
26
|
25
|
26
|
33
|
22
|
11
|
18
|
|
2024/06
|
30
|
31
|
29
|
40
|
11
|
16
|
20
|
19
|
13
|
11
|
18
|
19
|
11
|
18
|
12
|
18
|
28
|
29
|
32
|
34
|
23
|
25
|
22
|
20
|
17
|
17
|
18
|
17
|
13
|
13
|
|
|
2024/05
|
52
|
52
|
31
|
50
|
49
|
40
|
34
|
34
|
24
|
23
|
29
|
36
|
19
|
31
|
35
|
15
|
24
|
26
|
33
|
19
|
28
|
38
|
38
|
25
|
30
|
9
|
12
|
20
|
17
|
34
|
18
|
|
2024/04
|
37
|
43
|
55
|
60
|
57
|
77
|
69
|
59
|
64
|
65
|
84
|
80
|
64
|
42
|
50
|
75
|
81
|
76
|
40
|
47
|
44
|
48
|
51
|
48
|
40
|
46
|
48
|
58
|
55
|
52
|
|
|
2024/03
|
51
|
57
|
43
|
32
|
26
|
29
|
35
|
58
|
60
|
51
|
43
|
70
|
63
|
53
|
55
|
62
|
77
|
58
|
61
|
60
|
48
|
30
|
24
|
35
|
32
|
48
|
60
|
49
|
54
|
68
|
62
|
|
2024/02
|
40
|
53
|
63
|
35
|
43
|
39
|
49
|
56
|
50
|
54
|
58
|
54
|
44
|
34
|
33
|
40
|
35
|
35
|
70
|
57
|
51
|
57
|
66
|
64
|
54
|
40
|
48
|
39
|
39
|
||
|
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