Air Quality
Excellent
No health implications.
15
PM2.5
25
PM10
81
O3
0.7
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
54
Good
Sun
4 May
55
Good
Mon
5 May
60
Good
Tue
6 May
58
Good
Wed
7 May
57
Good
Thu
8 May
58
Good
Fri
9 May
42
Excellent
Air quality in the last 12 months (Hunchun)
|
2025/02
|
49
|
62
|
54
|
28
|
27
|
23
|
33
|
28
|
27
|
33
|
54
|
52
|
39
|
49
|
55
|
54
|
26
|
21
|
22
|
26
|
23
|
21
|
21
|
29
|
86
|
68
|
51
|
83
|
|||
|
2025/01
|
41
|
33
|
31
|
42
|
68
|
52
|
41
|
36
|
28
|
29
|
39
|
61
|
65
|
41
|
25
|
40
|
52
|
73
|
74
|
70
|
77
|
79
|
61
|
49
|
51
|
46
|
37
|
34
|
60
|
33
|
38
|
|
2024/12
|
32
|
22
|
26
|
22
|
20
|
24
|
21
|
26
|
45
|
35
|
22
|
28
|
27
|
30
|
26
|
23
|
22
|
20
|
23
|
53
|
30
|
28
|
28
|
28
|
54
|
32
|
22
|
24
|
37
|
62
|
49
|
|
2024/11
|
50
|
38
|
37
|
30
|
26
|
33
|
36
|
66
|
77
|
72
|
100
|
66
|
74
|
78
|
68
|
45
|
25
|
25
|
41
|
51
|
51
|
25
|
38
|
55
|
46
|
20
|
20
|
34
|
25
|
18
|
|
|
2024/10
|
11
|
22
|
41
|
37
|
36
|
46
|
23
|
41
|
43
|
37
|
31
|
44
|
41
|
41
|
24
|
28
|
39
|
45
|
24
|
25
|
49
|
45
|
19
|
34
|
51
|
55
|
30
|
32
|
40
|
49
|
58
|
|
2024/09
|
32
|
20
|
21
|
26
|
21
|
22
|
34
|
30
|
29
|
23
|
31
|
26
|
20
|
14
|
22
|
27
|
19
|
26
|
42
|
16
|
16
|
19
|
28
|
27
|
31
|
24
|
31
|
31
|
32
|
34
|
|
|
2024/08
|
23
|
22
|
22
|
14
|
11
|
17
|
23
|
32
|
30
|
23
|
11
|
11
|
23
|
24
|
23
|
17
|
17
|
19
|
20
|
10
|
13
|
17
|
15
|
28
|
32
|
27
|
20
|
25
|
26
|
24
|
17
|
|
2024/07
|
38
|
43
|
25
|
28
|
38
|
26
|
19
|
41
|
49
|
59
|
63
|
63
|
48
|
45
|
39
|
35
|
22
|
15
|
28
|
36
|
31
|
24
|
25
|
15
|
20
|
11
|
22
|
16
|
18
|
22
|
22
|
|
2024/06
|
14
|
20
|
26
|
22
|
20
|
22
|
21
|
20
|
19
|
22
|
31
|
22
|
19
|
12
|
17
|
25
|
31
|
22
|
34
|
37
|
25
|
8
|
8
|
14
|
14
|
29
|
33
|
45
|
37
|
33
|
|
|
2024/05
|
35
|
55
|
53
|
49
|
46
|
32
|
29
|
32
|
40
|
43
|
34
|
28
|
42
|
45
|
19
|
25
|
31
|
49
|
22
|
17
|
24
|
40
|
31
|
19
|
24
|
16
|
12
|
19
|
22
|
17
|
15
|
|
2024/04
|
60
|
50
|
53
|
27
|
32
|
56
|
49
|
45
|
38
|
48
|
53
|
51
|
44
|
50
|
69
|
122
|
56
|
56
|
50
|
82
|
48
|
23
|
18
|
22
|
52
|
61
|
50
|
35
|
31
|
29
|
|
|
2024/03
|
49
|
41
|
39
|
36
|
39
|
36
|
38
|
33
|
23
|
47
|
64
|
37
|
47
|
52
|
60
|
45
|
37
|
35
|
40
|
33
|
32
|
35
|
27
|
35
|
24
|
38
|
40
|
37
|
87
|
48
|
49
|
|
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