Air Quality
Excellent
No health implications.
27
PM2.5
42
PM10
22
O3
0.7
CO
5
SO2
29
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Apr
45
Excellent
Sun
28 Apr
44
Excellent
Mon
29 Apr
46
Excellent
Tue
30 Apr
40
Excellent
Wed
1 May
42
Excellent
Thu
2 May
41
Excellent
Air quality in the last 12 months (Yongchun)
|
2024/02
|
50
|
30
|
24
|
23
|
23
|
21
|
14
|
19
|
43
|
119
|
49
|
41
|
45
|
52
|
58
|
25
|
37
|
62
|
38
|
29
|
30
|
28
|
16
|
28
|
44
|
28
|
25
|
38
|
54
|
||
|
2024/01
|
74
|
64
|
37
|
38
|
51
|
62
|
73
|
62
|
59
|
46
|
70
|
74
|
47
|
40
|
66
|
50
|
39
|
56
|
54
|
35
|
21
|
17
|
18
|
28
|
40
|
56
|
67
|
72
|
39
|
36
|
48
|
|
2023/12
|
44
|
34
|
29
|
23
|
30
|
30
|
31
|
46
|
58
|
64
|
66
|
30
|
20
|
36
|
54
|
19
|
23
|
20
|
20
|
12
|
30
|
39
|
23
|
30
|
40
|
44
|
42
|
46
|
43
|
57
|
62
|
|
2023/11
|
29
|
33
|
42
|
46
|
61
|
51
|
32
|
39
|
42
|
41
|
18
|
20
|
21
|
25
|
24
|
21
|
49
|
54
|
51
|
43
|
37
|
36
|
41
|
61
|
37
|
33
|
47
|
53
|
53
|
57
|
|
|
2023/10
|
30
|
34
|
36
|
36
|
27
|
25
|
20
|
17
|
23
|
21
|
29
|
28
|
29
|
33
|
43
|
43
|
45
|
45
|
55
|
40
|
25
|
22
|
22
|
29
|
37
|
33
|
24
|
29
|
31
|
33
|
27
|
|
2023/09
|
22
|
19
|
15
|
12
|
15
|
13
|
20
|
25
|
31
|
34
|
40
|
39
|
40
|
41
|
32
|
46
|
53
|
40
|
33
|
38
|
43
|
27
|
22
|
24
|
25
|
25
|
27
|
28
|
22
|
26
|
|
|
2023/08
|
30
|
35
|
40
|
40
|
48
|
50
|
52
|
41
|
43
|
32
|
26
|
22
|
29
|
33
|
35
|
32
|
27
|
33
|
26
|
25
|
33
|
33
|
26
|
29
|
39
|
29
|
23
|
32
|
36
|
16
|
17
|
|
2023/07
|
19
|
17
|
20
|
22
|
24
|
33
|
33
|
39
|
48
|
44
|
32
|
27
|
30
|
36
|
36
|
22
|
22
|
20
|
23
|
30
|
25
|
26
|
27
|
34
|
25
|
19
|
15
|
15
|
17
|
21
|
28
|
|
2023/06
|
31
|
39
|
39
|
46
|
44
|
31
|
34
|
31
|
23
|
19
|
30
|
36
|
39
|
36
|
25
|
27
|
25
|
28
|
30
|
34
|
35
|
33
|
23
|
20
|
23
|
22
|
30
|
32
|
23
|
20
|
|
|
2023/05
|
46
|
45
|
48
|
34
|
28
|
29
|
20
|
25
|
29
|
39
|
43
|
51
|
55
|
64
|
72
|
51
|
40
|
36
|
46
|
35
|
36
|
32
|
45
|
55
|
61
|
60
|
52
|
36
|
24
|
25
|
27
|
|
2023/04
|
43
|
47
|
41
|
52
|
26
|
34
|
23
|
53
|
42
|
44
|
54
|
56
|
79
|
76
|
48
|
59
|
61
|
40
|
30
|
32
|
25
|
43
|
61
|
57
|
40
|
24
|
39
|
53
|
54
|
32
|
|
|
2023/03
|
53
|
60
|
55
|
55
|
52
|
55
|
51
|
57
|
63
|
52
|
52
|
53
|
56
|
50
|
58
|
60
|
49
|
49
|
37
|
62
|
72
|
52
|
42
|
37
|
23
|
24
|
38
|
39
|
28
|
40
|
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