Air Quality
Excellent
No health implications.
14
PM2.5
35
PM10
26
O3
0.4
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Jul
67
Good
Thu
17 Jul
49
Excellent
Fri
18 Jul
46
Excellent
Sat
19 Jul
37
Excellent
Sun
20 Jul
41
Excellent
Mon
21 Jul
27
Excellent
Tue
22 Jul
22
Excellent
Air quality in the last 12 months (Yongtai)
|
2025/06
|
40
|
43
|
14
|
22
|
33
|
32
|
36
|
39
|
25
|
23
|
22
|
12
|
13
|
21
|
22
|
22
|
28
|
28
|
20
|
20
|
22
|
25
|
31
|
27
|
28
|
26
|
24
|
23
|
26
|
18
|
|
|
2025/05
|
54
|
45
|
57
|
52
|
42
|
46
|
56
|
43
|
37
|
29
|
27
|
33
|
36
|
38
|
40
|
40
|
33
|
28
|
34
|
37
|
36
|
33
|
46
|
16
|
46
|
37
|
34
|
15
|
12
|
26
|
39
|
|
2025/04
|
14
|
29
|
32
|
42
|
39
|
46
|
52
|
51
|
67
|
46
|
47
|
44
|
104
|
91
|
82
|
60
|
62
|
60
|
55
|
18
|
45
|
55
|
38
|
22
|
10
|
14
|
26
|
40
|
42
|
37
|
|
|
2025/03
|
70
|
50
|
39
|
34
|
10
|
10
|
26
|
34
|
35
|
32
|
50
|
62
|
42
|
22
|
25
|
14
|
46
|
38
|
43
|
45
|
36
|
38
|
56
|
67
|
80
|
71
|
56
|
47
|
17
|
7
|
7
|
|
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
|
|
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