Air Quality
Excellent
No health implications.
11
PM2.5
20
PM10
27
O3
0.8
CO
3
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
52
Good
Mon
21 Apr
56
Good
Tue
22 Apr
61
Good
Wed
23 Apr
51
Good
Thu
24 Apr
46
Excellent
Fri
25 Apr
46
Excellent
Sat
26 Apr
23
Excellent
Air quality in the last 12 months (Yongchun)
|
2025/02
|
39
|
18
|
10
|
37
|
42
|
39
|
17
|
46
|
29
|
31
|
33
|
91
|
41
|
38
|
38
|
58
|
52
|
51
|
28
|
18
|
14
|
16
|
9
|
31
|
48
|
64
|
66
|
61
|
|||
|
2025/01
|
55
|
52
|
44
|
36
|
38
|
48
|
54
|
50
|
50
|
46
|
30
|
39
|
43
|
43
|
65
|
61
|
48
|
38
|
41
|
39
|
49
|
46
|
42
|
27
|
25
|
25
|
19
|
39
|
89
|
32
|
30
|
|
2024/12
|
42
|
42
|
29
|
34
|
35
|
37
|
25
|
37
|
35
|
29
|
31
|
15
|
17
|
41
|
60
|
49
|
42
|
37
|
39
|
27
|
37
|
53
|
33
|
22
|
29
|
45
|
57
|
68
|
47
|
44
|
55
|
|
2024/11
|
12
|
12
|
25
|
29
|
33
|
32
|
21
|
21
|
26
|
33
|
24
|
16
|
14
|
18
|
22
|
16
|
16
|
12
|
9
|
9
|
10
|
21
|
24
|
22
|
14
|
15
|
28
|
25
|
30
|
39
|
|
|
2024/10
|
9
|
6
|
12
|
12
|
12
|
17
|
16
|
9
|
20
|
32
|
33
|
29
|
25
|
30
|
26
|
20
|
25
|
32
|
31
|
12
|
18
|
22
|
25
|
22
|
17
|
19
|
21
|
12
|
24
|
29
|
14
|
|
2024/09
|
39
|
34
|
28
|
18
|
17
|
14
|
15
|
18
|
14
|
31
|
42
|
39
|
18
|
20
|
17
|
21
|
15
|
18
|
20
|
18
|
19
|
7
|
7
|
14
|
20
|
18
|
17
|
15
|
18
|
11
|
|
|
2024/08
|
29
|
38
|
46
|
41
|
32
|
33
|
35
|
38
|
34
|
38
|
42
|
41
|
30
|
27
|
21
|
16
|
14
|
17
|
19
|
14
|
18
|
24
|
28
|
35
|
36
|
36
|
50
|
38
|
30
|
40
|
37
|
|
2024/07
|
21
|
21
|
21
|
24
|
27
|
20
|
20
|
20
|
21
|
25
|
25
|
24
|
25
|
29
|
29
|
30
|
21
|
23
|
24
|
24
|
27
|
30
|
24
|
15
|
10
|
9
|
11
|
23
|
21
|
26
|
20
|
|
2024/06
|
13
|
6
|
15
|
24
|
19
|
19
|
22
|
31
|
26
|
20
|
20
|
28
|
25
|
24
|
23
|
20
|
19
|
22
|
24
|
20
|
26
|
29
|
25
|
21
|
24
|
26
|
24
|
21
|
19
|
21
|
|
|
2024/05
|
25
|
16
|
28
|
33
|
32
|
39
|
48
|
40
|
41
|
35
|
50
|
41
|
17
|
26
|
34
|
41
|
41
|
45
|
33
|
15
|
7
|
9
|
23
|
40
|
42
|
25
|
18
|
21
|
23
|
29
|
26
|
|
2024/04
|
30
|
48
|
44
|
38
|
25
|
32
|
18
|
35
|
21
|
41
|
45
|
57
|
62
|
58
|
60
|
60
|
46
|
40
|
46
|
48
|
29
|
33
|
33
|
27
|
48
|
35
|
33
|
25
|
39
|
29
|
|
|
2024/03
|
13
|
22
|
38
|
46
|
61
|
32
|
29
|
54
|
57
|
57
|
39
|
41
|
63
|
54
|
40
|
59
|
65
|
41
|
43
|
50
|
53
|
68
|
60
|
43
|
33
|
38
|
36
|
49
|
46
|
51
|
36
|
|
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