Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
43
O3
0.4
CO
3
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Mar
35
Excellent
Sun
16 Mar
50
Excellent
Mon
17 Mar
56
Good
Tue
18 Mar
60
Good
Wed
19 Mar
56
Good
Thu
20 Mar
59
Good
Fri
21 Mar
16
Excellent
Air quality in the last 12 months (Yongtai)
|
2025/02
|
35
|
12
|
11
|
47
|
47
|
30
|
17
|
50
|
30
|
33
|
41
|
95
|
60
|
62
|
41
|
64
|
67
|
49
|
33
|
9
|
10
|
21
|
11
|
48
|
62
|
60
|
65
|
55
|
|||
|
2025/01
|
61
|
50
|
41
|
37
|
36
|
51
|
62
|
50
|
52
|
46
|
31
|
40
|
42
|
47
|
70
|
57
|
48
|
41
|
37
|
42
|
58
|
47
|
40
|
22
|
26
|
29
|
18
|
38
|
92
|
38
|
32
|
|
2024/12
|
37
|
36
|
28
|
39
|
40
|
36
|
20
|
54
|
38
|
36
|
30
|
15
|
15
|
49
|
70
|
53
|
42
|
38
|
43
|
26
|
36
|
58
|
32
|
23
|
27
|
49
|
67
|
81
|
45
|
40
|
55
|
|
2024/11
|
8
|
12
|
29
|
32
|
40
|
34
|
22
|
22
|
29
|
35
|
20
|
17
|
18
|
18
|
18
|
13
|
15
|
14
|
13
|
11
|
12
|
25
|
28
|
26
|
13
|
15
|
28
|
24
|
36
|
38
|
|
|
2024/10
|
9
|
7
|
13
|
11
|
11
|
16
|
13
|
10
|
23
|
38
|
38
|
35
|
28
|
35
|
28
|
20
|
29
|
35
|
29
|
14
|
23
|
25
|
27
|
28
|
19
|
15
|
18
|
10
|
30
|
34
|
14
|
|
2024/09
|
39
|
35
|
25
|
19
|
19
|
14
|
16
|
20
|
17
|
35
|
48
|
40
|
16
|
18
|
23
|
24
|
17
|
21
|
19
|
22
|
20
|
8
|
8
|
18
|
18
|
14
|
16
|
21
|
24
|
13
|
|
|
2024/08
|
31
|
42
|
46
|
43
|
37
|
31
|
33
|
38
|
32
|
43
|
45
|
44
|
29
|
21
|
20
|
21
|
18
|
22
|
23
|
14
|
18
|
26
|
34
|
36
|
37
|
37
|
52
|
39
|
32
|
41
|
42
|
|
2024/07
|
23
|
25
|
25
|
26
|
31
|
26
|
22
|
23
|
22
|
26
|
28
|
26
|
30
|
33
|
31
|
26
|
25
|
23
|
26
|
34
|
30
|
22
|
14
|
12
|
7
|
10
|
11
|
24
|
18
|
25
|
29
|
|
2024/06
|
13
|
7
|
14
|
28
|
21
|
14
|
24
|
32
|
27
|
27
|
25
|
27
|
23
|
23
|
23
|
16
|
25
|
25
|
32
|
23
|
28
|
32
|
32
|
24
|
31
|
29
|
23
|
24
|
20
|
22
|
|
|
2024/05
|
17
|
17
|
25
|
31
|
34
|
35
|
42
|
42
|
36
|
30
|
46
|
42
|
17
|
28
|
34
|
37
|
30
|
36
|
29
|
18
|
8
|
10
|
25
|
39
|
41
|
28
|
21
|
19
|
24
|
31
|
33
|
|
2024/04
|
30
|
52
|
48
|
30
|
17
|
32
|
22
|
33
|
20
|
46
|
49
|
64
|
55
|
51
|
62
|
63
|
48
|
34
|
55
|
57
|
29
|
39
|
35
|
28
|
61
|
50
|
45
|
30
|
45
|
32
|
|
|
2024/03
|
12
|
26
|
35
|
44
|
62
|
25
|
35
|
57
|
62
|
50
|
32
|
39
|
65
|
59
|
37
|
43
|
53
|
45
|
39
|
47
|
54
|
65
|
59
|
46
|
34
|
31
|
31
|
46
|
38
|
49
|
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