Air Quality
Excellent
No health implications.
16
PM2.5
29
PM10
77
O3
0.5
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
60
Good
Thu
22 May
60
Good
Fri
23 May
58
Good
Sat
24 May
60
Good
Sun
25 May
63
Good
Mon
26 May
39
Excellent
Tue
27 May
25
Excellent
Air quality in the last 12 months (Nanhua)
|
2025/04
|
66
|
64
|
71
|
67
|
63
|
59
|
67
|
71
|
67
|
62
|
47
|
34
|
43
|
38
|
32
|
23
|
23
|
23
|
24
|
32
|
27
|
26
|
38
|
48
|
56
|
59
|
60
|
63
|
45
|
26
|
|
|
2025/03
|
49
|
43
|
35
|
38
|
48
|
58
|
65
|
57
|
55
|
55
|
47
|
70
|
79
|
63
|
51
|
57
|
54
|
38
|
33
|
46
|
53
|
55
|
51
|
38
|
36
|
35
|
34
|
80
|
107
|
88
|
75
|
|
2025/02
|
51
|
54
|
46
|
42
|
46
|
52
|
51
|
37
|
32
|
30
|
30
|
35
|
52
|
59
|
45
|
53
|
34
|
37
|
48
|
44
|
44
|
44
|
46
|
40
|
36
|
29
|
27
|
40
|
|||
|
2025/01
|
43
|
32
|
39
|
42
|
45
|
47
|
35
|
38
|
28
|
38
|
33
|
40
|
46
|
33
|
62
|
61
|
49
|
40
|
38
|
38
|
41
|
44
|
41
|
26
|
26
|
34
|
29
|
40
|
43
|
34
|
36
|
|
2024/12
|
23
|
25
|
24
|
24
|
26
|
29
|
29
|
28
|
22
|
29
|
37
|
37
|
35
|
27
|
23
|
23
|
26
|
30
|
27
|
29
|
31
|
25
|
25
|
33
|
29
|
37
|
48
|
54
|
32
|
27
|
34
|
|
2024/11
|
30
|
39
|
35
|
35
|
36
|
54
|
22
|
12
|
17
|
27
|
24
|
19
|
20
|
23
|
24
|
29
|
32
|
28
|
27
|
27
|
22
|
18
|
22
|
20
|
30
|
26
|
27
|
28
|
12
|
15
|
|
|
2024/10
|
12
|
25
|
23
|
19
|
12
|
18
|
24
|
25
|
24
|
19
|
18
|
24
|
25
|
26
|
28
|
24
|
18
|
32
|
33
|
27
|
17
|
23
|
23
|
23
|
27
|
29
|
45
|
52
|
48
|
38
|
31
|
|
2024/09
|
21
|
21
|
23
|
22
|
16
|
28
|
30
|
24
|
18
|
14
|
21
|
22
|
26
|
24
|
26
|
21
|
24
|
26
|
32
|
34
|
34
|
25
|
27
|
33
|
34
|
34
|
20
|
17
|
17
|
23
|
|
|
2024/08
|
26
|
30
|
24
|
14
|
22
|
17
|
17
|
18
|
15
|
20
|
19
|
36
|
39
|
44
|
41
|
30
|
30
|
31
|
29
|
29
|
29
|
32
|
15
|
19
|
25
|
27
|
23
|
28
|
25
|
26
|
24
|
|
2024/07
|
11
|
17
|
11
|
10
|
11
|
14
|
12
|
14
|
14
|
11
|
12
|
11
|
13
|
16
|
15
|
15
|
18
|
21
|
21
|
16
|
14
|
17
|
16
|
20
|
24
|
25
|
26
|
25
|
22
|
15
|
21
|
|
2024/06
|
31
|
30
|
27
|
24
|
25
|
23
|
17
|
20
|
19
|
24
|
20
|
21
|
11
|
12
|
20
|
18
|
25
|
19
|
23
|
29
|
26
|
22
|
19
|
12
|
16
|
25
|
15
|
10
|
13
|
11
|
|
|
2024/05
|
48
|
46
|
38
|
50
|
51
|
35
|
34
|
40
|
33
|
26
|
29
|
35
|
36
|
32
|
32
|
27
|
29
|
31
|
37
|
16
|
29
|
34
|
28
|
28
|
25
|
11
|
12
|
14
|
21
|
39
|
24
|
|
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