Air Quality
Excellent
No health implications.
4
PM2.5
10
PM10
36
O3
0.7
CO
2
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
38
Excellent
Fri
24 Apr
40
Excellent
Sat
25 Apr
45
Excellent
Sun
26 Apr
61
Good
Mon
27 Apr
61
Good
Tue
28 Apr
55
Good
Wed
29 Apr
41
Excellent
Air quality in the last 12 months (Yongchun)
|
2026/03
|
16
|
39
|
19
|
22
|
19
|
28
|
37
|
37
|
38
|
32
|
40
|
39
|
37
|
35
|
36
|
32
|
37
|
42
|
32
|
39
|
33
|
40
|
46
|
35
|
41
|
34
|
37
|
27
|
38
|
49
|
38
|
|
2026/02
|
17
|
32
|
38
|
40
|
47
|
48
|
18
|
28
|
26
|
33
|
37
|
41
|
39
|
38
|
36
|
55
|
37
|
28
|
34
|
39
|
52
|
52
|
43
|
61
|
32
|
28
|
25
|
9
|
|||
|
2026/01
|
23
|
19
|
26
|
34
|
37
|
24
|
38
|
39
|
43
|
45
|
49
|
53
|
49
|
46
|
49
|
52
|
51
|
51
|
44
|
25
|
20
|
35
|
27
|
30
|
25
|
39
|
40
|
26
|
33
|
25
|
26
|
|
2025/12
|
41
|
32
|
44
|
37
|
31
|
30
|
33
|
35
|
39
|
33
|
40
|
45
|
32
|
25
|
31
|
39
|
40
|
51
|
48
|
45
|
54
|
24
|
29
|
41
|
19
|
26
|
22
|
26
|
32
|
34
|
36
|
|
2025/11
|
17
|
29
|
36
|
10
|
10
|
16
|
24
|
26
|
26
|
18
|
15
|
7
|
8
|
22
|
36
|
31
|
29
|
24
|
21
|
27
|
28
|
33
|
36
|
40
|
36
|
65
|
49
|
66
|
59
|
51
|
|
|
2025/10
|
36
|
20
|
28
|
28
|
34
|
33
|
28
|
25
|
27
|
25
|
25
|
31
|
35
|
28
|
21
|
23
|
30
|
22
|
15
|
10
|
8
|
8
|
16
|
17
|
19
|
26
|
35
|
21
|
17
|
23
|
22
|
|
2025/09
|
28
|
28
|
39
|
36
|
29
|
17
|
16
|
14
|
17
|
22
|
20
|
30
|
32
|
28
|
30
|
24
|
16
|
15
|
15
|
10
|
14
|
12
|
13
|
12
|
18
|
13
|
16
|
18
|
31
|
31
|
|
|
2025/08
|
29
|
24
|
19
|
16
|
15
|
22
|
31
|
39
|
28
|
23
|
19
|
25
|
21
|
15
|
13
|
13
|
16
|
19
|
19
|
19
|
20
|
30
|
36
|
31
|
20
|
15
|
14
|
16
|
15
|
15
|
22
|
|
2025/07
|
25
|
19
|
22
|
21
|
14
|
18
|
21
|
38
|
38
|
14
|
11
|
18
|
31
|
18
|
33
|
39
|
38
|
20
|
13
|
13
|
11
|
9
|
12
|
14
|
17
|
20
|
24
|
19
|
18
|
31
|
30
|
|
2025/06
|
36
|
36
|
12
|
16
|
28
|
32
|
39
|
38
|
25
|
26
|
24
|
14
|
17
|
17
|
20
|
23
|
23
|
27
|
18
|
18
|
18
|
23
|
31
|
28
|
24
|
20
|
21
|
20
|
27
|
22
|
|
|
2025/05
|
56
|
46
|
52
|
48
|
36
|
38
|
45
|
43
|
27
|
28
|
23
|
29
|
34
|
40
|
35
|
30
|
25
|
25
|
28
|
30
|
30
|
44
|
39
|
16
|
38
|
33
|
29
|
17
|
10
|
19
|
35
|
|
2025/04
|
14
|
29
|
37
|
47
|
46
|
40
|
49
|
52
|
68
|
44
|
44
|
41
|
105
|
83
|
77
|
64
|
59
|
60
|
48
|
29
|
38
|
45
|
32
|
27
|
12
|
9
|
26
|
39
|
37
|
40
|
|
|
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